M Zimmerman

Summary

Affiliation: Rhode Island Hospital
Country: USA

Publications

  1. doi request reprint Speaking a more consistent language when discussing severe depression: a calibration study of 3 self-report measures of depressive symptoms
    Mark Zimmerman
    146 West River St, Providence, RI 02904
    J Clin Psychiatry 75:141-6. 2014
  2. doi request reprint The FDA's failure to address the lack of generalisability of antidepressant efficacy trials in product labelling
    Mark Zimmerman
    Mark Zimmerman, MD, Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, RI 0294, USA Email
    Br J Psychiatry 208:512-4. 2016
  3. doi request reprint Has the symptom severity inclusion requirement narrowed the definition of major depressive disorder in antidepressant efficacy trials?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Rhode Island Hospital, Providence, RI, United States Electronic address
    J Affect Disord 211:60-64. 2017
  4. doi request reprint Clinically useful screen for borderline personality disorder in psychiatric out-patients
    Mark Zimmerman
    Mark Zimmerman, MD, Matthew D Multach, BA, Kristy Dalrymple, PhD, Iwona Chelminski, PhD, Department of Psychiatry and Human Behavior, Brown Medical School, Providence, Rhode Island, USA
    Br J Psychiatry 210:165-166. 2017
  5. pmc A Review of 20 Years of Research on Overdiagnosis and Underdiagnosis in the Rhode Island Methods to Improve Diagnostic Assessment and Services (MIDAS) Project
    Mark Zimmerman
    Brown University, Providence Rhode Island, Providence, Rhode Island
    Can J Psychiatry 61:71-9. 2016
  6. doi request reprint Variability in the substance use disorder exclusion criterion in antidepressant efficacy trials
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Rhode Island Hospital, 146 West River Street, Providence, RI 02904, United States Electronic address
    J Affect Disord 198:39-42. 2016
  7. ncbi request reprint The Psychiatric Inclusion and Exclusion Criteria in Placebo-Controlled Monotherapy Trials of Bipolar Depression: An Analysis of Studies of the Past 20 Years
    Mark Zimmerman
    Department of Psychiatry, Rhode Island Hospital, Providence, RI, USA
    CNS Drugs 30:1209-1218. 2016
  8. doi request reprint Problems in the Descriptions of the Psychiatric Inclusion and Exclusion Criteria in Publications of Antidepressant Efficacy Trials: A Qualitative Review and Recommendations for Improved Clarity
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Rhode Island Hospital, 146 West River Street, Providence, RI, 02904, USA
    CNS Drugs 30:185-91. 2016
  9. doi request reprint Inclusion/exclusion criteria in placebo-controlled studies of vortioxetine: Comparison to other antidepressants and implications for product labeling
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Rhode Island Hospital, Providence, RI, United States Electronic address
    J Affect Disord 190:357-61. 2016
  10. doi request reprint Have Treatment Studies of Depression Become Even Less Generalizable? A Review of the Inclusion and Exclusion Criteria Used in Placebo-Controlled Antidepressant Efficacy Trials Published During the Past 20 Years
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence Electronic address
    Mayo Clin Proc 90:1180-6. 2015

Detail Information

Publications166 found, 100 shown here

  1. doi request reprint Speaking a more consistent language when discussing severe depression: a calibration study of 3 self-report measures of depressive symptoms
    Mark Zimmerman
    146 West River St, Providence, RI 02904
    J Clin Psychiatry 75:141-6. 2014
    ....
  2. doi request reprint The FDA's failure to address the lack of generalisability of antidepressant efficacy trials in product labelling
    Mark Zimmerman
    Mark Zimmerman, MD, Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, RI 0294, USA Email
    Br J Psychiatry 208:512-4. 2016
    ..The FDA's labelling guidelines, which specifically indicate that the routine exclusion of patients of a certain level of severity should be noted in the label, has been uniformly ignored. ..
  3. doi request reprint Has the symptom severity inclusion requirement narrowed the definition of major depressive disorder in antidepressant efficacy trials?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Rhode Island Hospital, Providence, RI, United States Electronic address
    J Affect Disord 211:60-64. 2017
    ....
  4. doi request reprint Clinically useful screen for borderline personality disorder in psychiatric out-patients
    Mark Zimmerman
    Mark Zimmerman, MD, Matthew D Multach, BA, Kristy Dalrymple, PhD, Iwona Chelminski, PhD, Department of Psychiatry and Human Behavior, Brown Medical School, Providence, Rhode Island, USA
    Br J Psychiatry 210:165-166. 2017
    ..e. affective instability), the presence of which identifies most patients with the disorder and the absence of which rules out the disorder...
  5. pmc A Review of 20 Years of Research on Overdiagnosis and Underdiagnosis in the Rhode Island Methods to Improve Diagnostic Assessment and Services (MIDAS) Project
    Mark Zimmerman
    Brown University, Providence Rhode Island, Providence, Rhode Island
    Can J Psychiatry 61:71-9. 2016
    ..An important question is what do these findings suggest about the community standard of care in making psychiatric diagnoses, and whether and how the standard of care should be changed? The implications are discussed. ..
  6. doi request reprint Variability in the substance use disorder exclusion criterion in antidepressant efficacy trials
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Rhode Island Hospital, 146 West River Street, Providence, RI 02904, United States Electronic address
    J Affect Disord 198:39-42. 2016
    ....
  7. ncbi request reprint The Psychiatric Inclusion and Exclusion Criteria in Placebo-Controlled Monotherapy Trials of Bipolar Depression: An Analysis of Studies of the Past 20 Years
    Mark Zimmerman
    Department of Psychiatry, Rhode Island Hospital, Providence, RI, USA
    CNS Drugs 30:1209-1218. 2016
    ..Concerns about the generalizability of pharmacotherapy efficacy trials to "real-world" patients have been raised for more than 40 years. Almost all of this literature has focused on treatment studies of major depressive disorder (MDD)...
  8. doi request reprint Problems in the Descriptions of the Psychiatric Inclusion and Exclusion Criteria in Publications of Antidepressant Efficacy Trials: A Qualitative Review and Recommendations for Improved Clarity
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Rhode Island Hospital, 146 West River Street, Providence, RI, 02904, USA
    CNS Drugs 30:185-91. 2016
    ..We recommend that future publications follow the examples found in a few studies in which the inclusion/exclusion criteria are clearly defined and listed in a table. ..
  9. doi request reprint Inclusion/exclusion criteria in placebo-controlled studies of vortioxetine: Comparison to other antidepressants and implications for product labeling
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Rhode Island Hospital, Providence, RI, United States Electronic address
    J Affect Disord 190:357-61. 2016
    ....
  10. doi request reprint Have Treatment Studies of Depression Become Even Less Generalizable? A Review of the Inclusion and Exclusion Criteria Used in Placebo-Controlled Antidepressant Efficacy Trials Published During the Past 20 Years
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence Electronic address
    Mayo Clin Proc 90:1180-6. 2015
    ..To compare the inclusion and exclusion criteria used in antidepressant efficacy trials (AETs) published during the past 5 years with those used in studies published during the previous 15 years...
  11. doi request reprint Psychosocial morbidity associated with bipolar disorder and borderline personality disorder in psychiatric out-patients: comparative study
    Mark Zimmerman
    Mark Zimmerman, MD, William Ellison, PhD, Theresa A Morgan, PhD, Diane Young, PhD, Iwona Chelminski, PhD, Kristy Dalrymple, PhD, Department of Psychiatry and Human Behavior, Brown Medical School, Providence, Rhode Island, USA
    Br J Psychiatry 207:334-8. 2015
    ..No such commentary exists for the improved detection of borderline personality disorder. Clinical experience suggests that it is as disabling as bipolar disorder, but no study has directly compared the two disorders...
  12. doi request reprint A clinically useful self-report measure of the DSM-5 mixed features specifier of major depressive disorder
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Rhode Island Hospital, Providence, RI, United States Electronic address
    J Affect Disord 168:357-62. 2014
    ..In the present report from the Rhode Island Methods to Improve Diagnostic Assessment and Services (MIDAS) project we modified our previously published depression scale to include a subscale assessing the DSM-5 mixed features specifier...
  13. doi request reprint Impact of obesity on the psychometric properties of the Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition criteria for major depressive disorder
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, RI 02905, USA
    Compr Psychiatry 52:146-50. 2011
    ....
  14. doi request reprint A critique of the proposed prototype rating system for personality disorders in DSM-5
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School and Rhode Island Hospital, Providence, RI 02905, USA
    J Pers Disord 25:206-21. 2011
    ..In fact, there is evidence that reliability will be worse than the DSM-IV approach...
  15. ncbi request reprint A brief, clinically useful, clinician-rated dimensional rating system for psychiatric diagnoses: reliability and validity in psychiatric outpatients
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Warren Alpert Medical School of Brown University, Rhode Island Hospital Providence, RI, USA E mail
    Ann Clin Psychiatry 26:261-9. 2014
    ..In the present report from the Rhode Island Methods to Improve Diagnostic Assessment and Services project, we describe the development of a dimensional rating system for Axis I disorders...
  16. doi request reprint Differences between patients with borderline personality disorder who do and do not have a family history of bipolar disorder
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, RI, USA Electronic address
    Compr Psychiatry 55:1491-7. 2014
    ....
  17. doi request reprint How many different ways do patients meet the diagnostic criteria for major depressive disorder?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School Department of Psychiatry, Rhode Island Hospital, Providence Electronic address
    Compr Psychiatry 56:29-34. 2015
    ....
  18. doi request reprint A clinically useful self-report measure of the DSM-5 anxious distress specifier for major depressive disorder
    Mark Zimmerman
    146 West River St, Providence, RI 02904
    J Clin Psychiatry 75:601-7. 2014
    ....
  19. ncbi request reprint Diagnosing major depressive disorder III: can some symptoms be eliminated from the diagnostic criteria?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, Rhode Island 02905, USA
    J Nerv Ment Dis 194:313-7. 2006
    ..The results indicated that the symptoms of increased weight, decreased weight, and indecisiveness rarely influenced diagnostic classification and thus are candidates for elimination...
  20. doi request reprint Are screening scales for bipolar disorder good enough to be used in clinical practice?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Rhode Island Hospital, Brown Medical School, Providence, RI 02905, USA
    Compr Psychiatry 52:600-6. 2011
    ..Low positive predictive value does not support the use of the MDQ or any bipolar disorder screening scale in psychiatric clinical practice...
  21. ncbi request reprint Derivation of a definition of remission on the Montgomery-Asberg depression rating scale corresponding to the definition of remission on the Hamilton rating scale for depression
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, 235 Plain Street, Suite 501, Providence, RI 02905, USA
    J Psychiatr Res 38:577-82. 2004
    ..To facilitate comparisons of studies using the HRSD and MADRS our results suggest that a cutoff of 10 on the MADRS is equivalent to the HRSD cutoff of 7...
  22. doi request reprint A clinically useful anxiety outcome scale
    Mark Zimmerman
    Bayside Medical Center, 235 Plain St, Providence, RI 02905, USA
    J Clin Psychiatry 71:534-42. 2010
    ..The CUXOS was designed to be a brief (completed in less than 2 minutes), quickly scored (in less than 15 seconds), clinically useful measure that is reliable, valid, and sensitive to change...
  23. doi request reprint Determining remission from depression on two self-report symptom scales: a comparison of the Quick Inventory of Depressive Symptomatology and the Clinically Useful Depression Outcome Scale
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Rhode Island Hospital, Providence, RI, USA
    Compr Psychiatry 53:1034-8. 2012
    ..In conclusion, the CUDOS and the QIDS were equally highly related to the HAM-D definition of remission. The CUDOS takes less time to complete than the QIDS and, therefore, may be preferable to use in routine clinical practice...
  24. doi request reprint Why do some depressed outpatients who are not in remission according to the hamilton depression rating scale nonetheless consider themselves to be in remission?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, Rhode Island, USA
    Depress Anxiety 29:891-5. 2012
    ..Among the mildly symptomatic HAMD nonremitters, we compared the demographic and clinical characteristics of patients who did and did not consider themselves to be in remission...
  25. doi request reprint Is dimensional scoring of borderline personality disorder important only for subthreshold levels of severity?
    Mark Zimmerman
    Brown University School of Medicine, Rhode Island Hospital, Providence, RI, USA
    J Pers Disord 27:244-51. 2013
    ..The implications of these findings for DSM-5 are discussed...
  26. doi request reprint "Subthreshold" depression: is the distinction between depressive disorder not otherwise specified and adjustment disorder valid?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Providenc, RI, USA
    J Clin Psychiatry 74:470-6. 2013
    ..In the present report from the Rhode Island Methods to Improve Diagnostic Assessment and Services (MIDAS) project, we examined the validity of this distinction...
  27. ncbi request reprint Is the distinction between adjustment disorder with depressed mood and adjustment disorder with mixed anxious and depressed mood valid?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, The Warren Alpert Medical School of Brown University, Rhode Island Hospital, Providence, RI, USA E mail
    Ann Clin Psychiatry 25:257-65. 2013
    ....
  28. ncbi request reprint Screening for principal versus comorbid conditions in psychiatric outpatients with the Psychiatric Diagnostic Screening Questionnaire
    Mark Zimmerman
    Department of Psychiatry, Rhode Island Hospital, Providence, Rhode Island, USA
    Psychol Assess 15:110-4. 2003
    ..The sensitivity and negative predictive values of the PDSQ subscales were similar for principal and additional diagnoses...
  29. ncbi request reprint The Diagnostic Inventory for Depression: a self-report scale to diagnose DSM-IV major depressive disorder
    Mark Zimmerman
    Rhode Island Hospital, USA
    J Clin Psychol 60:87-110. 2004
    ..The DID was a valid measure of symptom change. Finally, the DID was significantly associated with a diagnosis of major depressive disorder...
  30. ncbi request reprint Why isn't bupropion the most frequently prescribed antidepressant?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, RI, USA
    J Clin Psychiatry 66:603-10. 2005
    ....
  31. ncbi request reprint Generalizability of antidepressant efficacy trials: differences between depressed psychiatric outpatients who would or would not qualify for an efficacy trial
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Rhode Island Hospital, Providence, RI 02905, USA
    Am J Psychiatry 162:1370-2. 2005
    ....
  32. ncbi request reprint The prevalence of DSM-IV personality disorders in psychiatric outpatients
    Mark Zimmerman
    Bayside Medical Center, 235 Plain Street, Providence, RI 02905, USA
    Am J Psychiatry 162:1911-8. 2005
    ..In the present report, the authors examined the frequency of DSM-IV personality disorders in a patient group and the comorbidity among them...
  33. ncbi request reprint How should remission from depression be defined? The depressed patient's perspective
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Providence, RI, USA
    Am J Psychiatry 163:148-50. 2006
    ..The authors' goal was to determine what depressed patients consider important in defining remission from depression...
  34. ncbi request reprint Developing brief scales for use in clinical practice: the reliability and validity of single-item self-report measures of depression symptom severity, psychosocial impairment due to depression, and quality of life
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, USA
    J Clin Psychiatry 67:1536-41. 2006
    ....
  35. ncbi request reprint Impact of study design on the results of continuation studies of antidepressants
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, RI, USA
    J Clin Psychopharmacol 27:177-81. 2007
    ....
  36. ncbi request reprint Problems applying the DSM-IV eating disorders diagnostic criteria in a general psychiatric outpatient practice
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, RI, USA
    J Clin Psychiatry 69:381-4. 2008
    ....
  37. doi request reprint Overdiagnosis of bipolar disorder and disability payments
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, RI 02905, USA
    J Nerv Ment Dis 198:452-4. 2010
    ..8; 95% CI, 1.6-8.8). Thus, an unconfirmed diagnosis of bipolar disorder was significantly associated with receiving disability benefits...
  38. doi request reprint Validity of a simpler definition of major depressive disorder
    Mark Zimmerman
    The Department of Psychiatry and Human Behavior, Rhode Island Hospital, Brown Medical School, Providence, USA
    Depress Anxiety 27:977-81. 2010
    ....
  39. doi request reprint Is there adequate empirical justification for radically revising the personality disorders section for DSM-5?
    Mark Zimmerman
    Brown Medical School and the Rhode Island Hospital, Providence, Rhode Island, USA
    Personal Disord 3:444-57. 2012
    ....
  40. doi request reprint Which DSM-IV personality disorders are most strongly associated with indices of psychosocial morbidity in psychiatric outpatients?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, RI, USA
    Compr Psychiatry 53:940-5. 2012
    ..The results of the present study, along with the results of other studies, do not provide clear evidence for the preferential retention of some PDs over others based on their association with indices of psychosocial morbidity...
  41. ncbi request reprint Does the diagnosis of multiple Axis II disorders have clinical significance?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, RI, USA
    Ann Clin Psychiatry 24:195-201. 2012
    ....
  42. doi request reprint Symptom differences between depressed outpatients who are in remission according to the Hamilton Depression Rating Scale who do and do not consider themselves to be in remission
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, and the Department of Psychiatry, Rhode Island Hospital, Providence, RI 02905, United States
    J Affect Disord 142:77-81. 2012
    ....
  43. doi request reprint Sustained unemployment in psychiatric outpatients with bipolar depression compared to major depressive disorder with comorbid borderline personality disorder
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, RI 02904, USA
    Bipolar Disord 14:856-62. 2012
    ....
  44. doi request reprint A new type of scale for determining remission from depression: the Remission from Depression Questionnaire
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, USA
    J Psychiatr Res 47:78-82. 2013
    ..The results are consistent with prior research suggesting that depressed patients' perspective of remission goes beyond symptom resolution...
  45. doi request reprint Should criteria be specified for depressive disorder not otherwise specified?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Rhode Island Hospital, Providence, RI, United States
    J Affect Disord 147:118-22. 2013
    ..diagnosed with DDNOS met the DSM-IV proposed research criteria for minor depression, and we compared the demographic and clinical profiles of patients diagnosed with DDNOS who did and did not meet the criteria for minor depression..
  46. doi request reprint Problematic boundaries in the diagnosis of bipolar disorder: the interface with borderline personality disorder
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, RI, USA
    Curr Psychiatry Rep 15:422. 2013
    ....
  47. doi request reprint Scoring rules and rating formats of Self-report Depression Questionnaires: a comparison of approaches
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, 146 West River Street, Providence 02904, RI, United States Electronic address
    Psychiatry Res 218:225-8. 2014
    ..These findings suggest that the loss of information due to the scoring rules of the QIDS or the rating format of the RDQ did not reduce the validity of depression severity assessment. ..
  48. pmc The relationship between borderline personality disorder and bipolar disorder
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, Rhode Island, USA
    Dialogues Clin Neurosci 15:155-69. 2013
    ..These findings challenge the notion that BPD is part of the bipolar spectrum...
  49. doi request reprint Distinguishing bipolar II depression from major depressive disorder with comorbid borderline personality disorder: demographic, clinical, and family history differences
    Mark Zimmerman
    146 West River St, Providence, RI 02904
    J Clin Psychiatry 74:880-6. 2013
    ..In the present study from the Rhode Island Methods to Improve Diagnostic Assessment and Services project, we compared these 2 groups of patients on demographic, clinical, and family history variables...
  50. doi request reprint Severity classification on the Hamilton Depression Rating Scale
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Rhode Island Hospital, 146 West River Street, Providence, RI, United States
    J Affect Disord 150:384-8. 2013
    ..There is limited empirical research establishing cutoff scores for bands of severity on the HAMD. The goal of the study is to empirically establish cutoff scores on the HAMD in their allocation of patients to severity groups...
  51. doi request reprint Determining severity subtypes of depression with a self-report questionnaire
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, RI, USA
    Psychiatry Res 206:98-102. 2013
    ..The results of the present studies suggest that a self-report depression questionnaire can validly subtype depressed patients according to gradations of severity...
  52. doi request reprint How should residual symptoms be defined in depressed patients who have remitted?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, RI 02905, USA
    Compr Psychiatry 54:91-6. 2013
    ..Examination of the frequency of specific symptoms suggests that the choice of scale might impact on which residual symptoms are considered the most frequent in treatment remitters...
  53. doi request reprint An empirical examination of Gunderson's proposed revision of the diagnostic algorithm for borderline personality disorder
    Mark Zimmerman
    Brown Medical School, Rhode Island Hospital, Providence, Rhode Island, USA
    J Pers Disord 26:880-9. 2012
    ..The results did not indicate that the alternative diagnostic algorithm improved validity, and, depending on the threshold used, could result in false negative diagnoses...
  54. doi request reprint How can we use depression severity to guide treatment selection when measures of depression categorize patients differently?
    Mark Zimmerman
    Bayside Medical Center, 235 Plain St, Providence, RI 02905, USA
    J Clin Psychiatry 73:1287-91. 2012
    ....
  55. doi request reprint Prevalence and diagnostic correlates of DSM-IV pathological gambling in psychiatric outpatients
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Providence, RI, USA
    J Gambl Stud 22:255-62. 2006
    ..Possible reasons for the low prevalence of PG in our sample are discussed...
  56. doi request reprint Why do some depressed outpatients who are in remission according to the Hamilton Depression Rating Scale not consider themselves to be in remission?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Providence, RI, USA
    J Clin Psychiatry 73:790-5. 2012
    ..Among the HDRS remitters, we compared the demographic and clinical characteristics of patients who did and did not consider themselves to be in remission...
  57. doi request reprint Would broadening the diagnostic criteria for bipolar disorder do more harm than good? Implications from longitudinal studies of subthreshold conditions
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, RI, USA
    J Clin Psychiatry 73:437-43. 2012
    ..In this context, I consider the controversy over whether the diagnostic threshold for bipolar disorder should be lowered...
  58. doi request reprint Misuse of the Mood Disorders Questionnaire as a case-finding measure and a critique of the concept of using a screening scale for bipolar disorder in psychiatric practice
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, RI 02905, USA
    Bipolar Disord 14:127-34. 2012
    ..Such inappropriate use of screening scales risks distorting perceptions about many facets of BD, from its prevalence to its consequences...
  59. doi request reprint Further evidence that the cutoff to define remission on the 17-item Hamilton Depression Rating Scale should be lowered
    Mark Zimmerman
    Bayside Medical Building, Providence, Rhode Island 02905, USA
    Depress Anxiety 29:159-65. 2012
    ..In the present report from the MIDAS project, we examined the level of current psychosocial morbidity in depressed patients identified as being in remission according to different thresholds on the 17-item HAM-D...
  60. doi request reprint Web-based assessment of depression in patients treated in clinical practice: reliability, validity, and patient acceptance
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, Rhode Island, USA
    J Clin Psychiatry 73:333-8. 2012
    ....
  61. doi request reprint Impact of deleting 5 DSM-IV personality disorders on prevalence, comorbidity, and the association between personality disorder pathology and psychosocial morbidity
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, USA
    J Clin Psychiatry 73:202-7. 2012
    ....
  62. doi request reprint Overcoming the problem of diagnostic heterogeneity in applying measurement-based care in clinical practice: the concept of psychiatric vital signs
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Rhode Island Hospital, Brown Medical School, Providence, RI 02905, USA
    Compr Psychiatry 53:117-24. 2012
    ....
  63. doi request reprint Does the presence of one feature of borderline personality disorder have clinical significance? Implications for dimensional ratings of personality disorders
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, USA
    J Clin Psychiatry 73:8-12. 2012
    ....
  64. ncbi request reprint Psychotic subtyping of major depressive disorder and posttraumatic stress disorder
    M Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence 02905, USA
    J Clin Psychiatry 60:311-4. 1999
    ..In the present report from the Rhode Island Methods to Improve Diagnosis and Services project, we examine whether an association exists between psychotic subtyping of major depressive disorder and PTSD...
  65. ncbi request reprint Differences between clinical and research practices in diagnosing borderline personality disorder
    M Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, USA
    Am J Psychiatry 156:1570-4. 1999
    ..This study examined the influence of assessment method on the diagnosis of borderline personality disorder...
  66. ncbi request reprint The reliability and validity of a screening Questionnaire for 13 DSM-IV Axis I disorders (the Psychiatric Diagnostic Screening Questionnaire) in psychiatric outpatients
    M Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, USA
    J Clin Psychiatry 60:677-83. 1999
    ..The purpose of this study was to examine the reliability and validity of a new multidimensional screening instrument for 13 DSM-IV Axis I disorders...
  67. ncbi request reprint Frequency of anxiety disorders in psychiatric outpatients with major depressive disorder
    M Zimmerman
    Department fo Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence 02905, USA
    Am J Psychiatry 157:1337-40. 2000
    ..The authors determined the frequency of anxiety disorders in a large group of depressed outpatients seeking treatment...
  68. ncbi request reprint Principal and additional DSM-IV disorders for which outpatients seek treatment
    M Zimmerman
    Department of Psychiatry and Human Behavior, Brown University, Providence, RI, USA
    Psychiatr Serv 51:1299-304. 2000
    ..The goal of this study was to determine which axis I psychiatric disorders motivate patients to seek treatment...
  69. ncbi request reprint A self-report scale to help make psychiatric diagnoses: the Psychiatric Diagnostic Screening Questionnaire
    M Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, 235 Plain St, Suite 501, Providence, RI 02905, USA
    Arch Gen Psychiatry 58:787-94. 2001
    ..In the present report, we describe the diagnostic performance (sensitivity, specificity, and positive and negative predictive values) of the PDSQ in an outpatient setting...
  70. ncbi request reprint Are subjects in pharmacological treatment trials of depression representative of patients in routine clinical practice?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, USA
    Am J Psychiatry 159:469-73. 2002
    ..This study estimated the proportion of depressed patients treated in routine clinical practice who would meet standard inclusion/exclusion criteria for an efficacy trial...
  71. ncbi request reprint Major depressive disorder and axis I diagnostic comorbidity
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence 02905, USA
    J Clin Psychiatry 63:187-93. 2002
    ..In the present study, we examined the frequency of diagnostic comorbidity in psychiatric outpatients presenting for treatment of nonbipolar major depressive disorder (MDD) and patients' desire for treatment for the comorbid disorders...
  72. ncbi request reprint Symptom severity and exclusion from antidepressant efficacy trials
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, USA
    J Clin Psychopharmacol 22:610-4. 2002
    ..AETs tend to include the subset of depressed individuals with moderate to severe MDD and exclude a significant proportion of depressed patients who have mild MDD. The implications of these findings are discussed...
  73. ncbi request reprint Generalized anxiety disorder in patients with major depression: is DSM-IV's hierarchy correct?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, 02905, USA
    Am J Psychiatry 160:504-12. 2003
    ..The authors examined the validity of this remaining hierarchical relationship between mood and anxiety disorders...
  74. ncbi request reprint Clinician recognition of anxiety disorders in depressed outpatients
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, RI 02905, USA
    J Psychiatr Res 37:325-33. 2003
    ..In psychiatric outpatients with a principal diagnosis of MDD psychiatrists underrecognize anxiety disorder comorbidity for which patients want treatment...
  75. ncbi request reprint Defining remission on the Montgomery-Asberg depression rating scale
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Bayside Medical Center, 235 Plain Street, Providence, R I 02905, USA
    J Clin Psychiatry 65:163-8. 2004
    ..The goal of the present study was to establish an empirically based cutoff on the MADRS for defining remission...
  76. ncbi request reprint Screening for psychiatric disorders in outpatients with DSM-IV substance use disorders
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Providence, RI, USA
    J Subst Abuse Treat 26:181-8. 2004
    ..Receiver Operating Characteristic curves were plotted for each PDSQ subscale for both patient groups, and all areas under the curve were significant and similar in the two groups...
  77. ncbi request reprint An illustration of how a self-report diagnostic screening scale could improve the internal validity of antidepressant efficacy trials
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, RI, USA
    J Affect Disord 80:79-85. 2004
    ....
  78. ncbi request reprint A review of studies of the Montgomery-Asberg Depression Rating Scale in controls: implications for the definition of remission in treatment studies of depression
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, Rhode Island, USA
    Int Clin Psychopharmacol 19:1-7. 2004
    ....
  79. ncbi request reprint Using questionnaires to screen for psychiatric disorders: a comment on a study of screening for bipolar disorder in the community
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, RI, USA
    J Clin Psychiatry 65:605-10; discussion 721. 2004
  80. ncbi request reprint Implications of using different cut-offs on symptom severity scales to define remission from depression
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, Rhode Island, USA
    Int Clin Psychopharmacol 19:215-20. 2004
    ..The cut-offs used to define remission from depression considerably influence the percentage of patients considered to be in remission. Lower cut-off scores than those most commonly used to define remission appear to be more valid...
  81. ncbi request reprint Which factors influence psychiatrists' selection of antidepressants?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Bayside Medical Center, 2356 Plain Street, Providence, RI 02905, USA
    Am J Psychiatry 161:1285-9. 2004
    ..In the absence of replicated empirical research guiding the selection of antidepressants, it is of interest to examine what factors psychiatrists consider when prescribing antidepressants...
  82. ncbi request reprint Using a self-report depression scale to identify remission in depressed outpatients
    Mark Zimmerman
    Bayside Medical Center, 235 Plain St, Providence, RI 02905, USA
    Am J Psychiatry 161:1911-3. 2004
    ..This study derived a cutoff on a self-report depression questionnaire corresponding to the most widely used definition of remission (a score < or =7 on the 17-item Hamilton Depression Rating Scale)...
  83. ncbi request reprint On the threshold of disorder: a study of the impact of the DSM-IV clinical significance criterion on diagnosing depressive and anxiety disorders in clinical practice
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Providence, RI, USA
    J Clin Psychiatry 65:1400-5. 2004
    ....
  84. ncbi request reprint Standardized clinical outcome rating scale for depression for use in clinical practice
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, Rhode Island 02905, USA
    Depress Anxiety 22:36-40. 2005
    ..This measure could make it more feasible to conduct effectiveness studies in clinical practice...
  85. ncbi request reprint Screening for anxiety disorders in depressed patients
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, RI 02905, USA
    J Psychiatr Res 40:267-72. 2006
    ..The PDSQ's anxiety disorder subscales have high sensitivity and negative predictive value thereby indicating that the scale could function well as a screening instrument in depressed patients...
  86. ncbi request reprint Differences between minimally depressed patients who do and do not consider themselves to be in remission
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, RI 02905, USA
    J Clin Psychiatry 66:1134-8. 2005
    ....
  87. ncbi request reprint Discordance between self-reported symptom severity and psychosocial functioning ratings in depressed outpatients: implications for how remission from depression should be defined
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Rhode Island Hospital, Providence, RI, USA
    Psychiatry Res 141:185-91. 2006
    ..This suggests that current symptom-based definitions of remission might be too narrow...
  88. ncbi request reprint Diagnosing major depressive disorder introduction: an examination of the DSM-IV diagnostic criteria
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, Rhode Island, USA
    J Nerv Ment Dis 194:151-4. 2006
    ..Thus, the focus in the series is on clinical utility rather than validity...
  89. ncbi request reprint Diagnosing major depressive disorder I: A psychometric evaluation of the DSM-IV symptom criteria
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, Rhode Island, USA
    J Nerv Ment Dis 194:158-63. 2006
    ..The implications of these results for revising the diagnostic criteria for major depression are discussed...
  90. ncbi request reprint Diagnosing major depressive disorder: II: is there justification for compound symptom criteria?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, Rhode Island 02905, USA
    J Nerv Ment Dis 194:235-40. 2006
    ..The implications of these results for constructing diagnostic criteria, and for developing measures to assess the severity of depression, are discussed...
  91. ncbi request reprint Validity of a self-report depression symptom scale for identifying remission in depressed outpatients
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Rhode Island Hospital, Providence, RI 02905, USA
    Compr Psychiatry 47:185-8. 2006
    ..These findings support the validity of a self-report depression questionnaire as an index of remission status among treatment responders...
  92. ncbi request reprint Diagnosing major depressive disorder IV: relationship between number of symptoms and the diagnosis of disorder
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, Rhode Island, USA
    J Nerv Ment Dis 194:450-3. 2006
    ..This suggests that the diagnostic criteria for MDD can be simplified to a straightforward symptom count without reference to the necessity of low mood or loss of interest or pleasure...
  93. ncbi request reprint A scale to screen for DSM-IV Axis I disorders in psychiatric out-patients: performance of the Psychiatric Diagnostic Screening Questionnaire
    M Zimmerman
    Department of Psychiatry, Rhode Island Hospital, Providence, Rhode Island, USA
    Psychol Med 36:1601-11. 2006
    ..Because some of the sizes of the diagnostic groups in the initial report were modest, it is important to determine whether the recommended cut-off scores to screen for psychiatric disorders remained the same in a replication study...
  94. ncbi request reprint Diagnosing major depressive disorder V: applying the DSM-IV exclusion criteria in clinical practice
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, Rhode Island, USA
    J Nerv Ment Dis 194:530-3. 2006
    ..It is likely that the results of a study of the impact of the DSM-IV depression exclusion criteria will depend on where the study is conducted. The potential influence of different settings on diagnostic exclusion is discussed...
  95. ncbi request reprint Diagnosing major depressive disorder VI: performance of an objective test as a diagnostic criterion
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, Rhode Island, USA
    J Nerv Ment Dis 194:565-9. 2006
    ..We discuss issues related to the possible use of a self-administered depression symptom scale as a diagnostic criterion...
  96. ncbi request reprint Diagnosing major depressive disorder VII: family history as a diagnostic criterion
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, Rhode Island 02905, USA
    J Nerv Ment Dis 194:704-7. 2006
    ..This has implications for the future consideration of genetic markers as diagnostic criteria...
  97. ncbi request reprint Diagnosing major depressive disorder IX: are patients who deny low mood a distinct subgroup?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, Rhode Island, USA
    J Nerv Ment Dis 194:864-9. 2006
    ..The results thus do not support DSM-IV's implicit assumption of no difference between depressed patients who do and do not report low mood. The alternative ways this might be addressed in future editions of the DSM are discussed...
  98. ncbi request reprint Diagnosing major depressive disorder X: can the utility of the DSM-IV symptom criteria be improved?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, Rhode Island, USA
    J Nerv Ment Dis 194:893-7. 2006
    ..We discuss using improvement in the clinical utility, rather than validity of diagnostic criteria, as the basis for making revisions in the nomenclature...
  99. ncbi request reprint Heterogeneity among depressed outpatients considered to be in remission
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, RI 02905, USA
    Compr Psychiatry 48:113-7. 2007
    ..These results suggest that there is as much heterogeneity among patients who are typically considered to be in remission as there is among responders. This supports recommendations to lower the cutoff on the HAM-D to define remission...
  100. ncbi request reprint How often do SSRIs and other new-generation antidepressants lose their effect during continuation treatment? Evidence suggesting the rate of true tachyphylaxis during continuation treatment is low
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, USA
    J Clin Psychiatry 68:1271-6. 2007
    ..The goal of the present report is to estimate the proportion of relapse attributable to the loss of true drug response versus a loss of placebo response...
  101. ncbi request reprint Diagnostic co-morbidity in 2300 psychiatric out-patients presenting for treatment evaluated with a semi-structured diagnostic interview
    M Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Rhode Island Hospital, Providence, RI, USA
    Psychol Med 38:199-210. 2008
    ..In the present report we examined the frequency of DSM-IV Axis I diagnostic co-morbidity in psychiatric out-patients...