M Zimmerman

Summary

Affiliation: Rhode Island Hospital
Country: USA

Publications

  1. ncbi 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
  2. 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
  3. ncbi 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
  4. 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
  5. ncbi 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
  6. 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
  7. 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
  8. 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
  9. 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
  10. 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

Detail Information

Publications135 found, 100 shown here

  1. ncbi 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. ..
  2. 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...
  3. ncbi 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
    ....
  4. 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...
  5. ncbi 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...
  6. 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...
  7. 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...
  8. 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...
  9. 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
    ....
  10. 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...
  11. 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...
  12. 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...
  13. 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...
  14. 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...
  15. 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
    ....
  16. 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
    ....
  17. 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
    ....
  18. 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
    ....
  19. 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...
  20. 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...
  21. 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...
  22. 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...
  23. doi request reprint A different approach toward screening for bipolar disorder: the prototype matching method
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Providence, RI 02905, USA
    Compr Psychiatry 51:340-6. 2010
    ..This raises the intriguing possibility of developing a combined screening scale/educational instrument that can be formatted as a brochure and thus placed in clinicians' waiting rooms, thereby facilitating use of the measure...
  24. doi request reprint Recognition of irrationality of fear and the diagnosis of social anxiety disorder and specific phobia in adults: implications for criteria revision in DSM-5
    Mark Zimmerman
    The Department of Psychiatry and Human Behavior, Brown Medical School, Providence, Rhode Island, USA
    Depress Anxiety 27:1044-9. 2010
    ....
  25. 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...
  26. 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...
  27. 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...
  28. doi request reprint Psychiatric diagnoses in patients who screen positive on the Mood Disorder Questionnaire: Implications for using the scale as a case-finding instrument for bipolar disorder
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medicine School, Providence, RI, USA
    Psychiatry Res 185:444-9. 2011
    ....
  29. 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...
  30. 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...
  31. 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...
  32. 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...
  33. doi request reprint Detecting differences in diagnostic assessment of bipolar disorder
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown School of Medicine, Providence, RI 02905, USA
    J Nerv Ment Dis 198:339-42. 2010
    ..The results also underscore that wide variation exists in the bias toward diagnosing bipolar disorder, even after controlling for differences in prevalence among samples...
  34. doi request reprint The frequency of personality disorders in psychiatric patients
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Bayside Medical Center, 235 Plain Street, Providence, RI 02905, USA
    Psychiatr Clin North Am 31:405-20, vi. 2008
    ..Thus, as a group, personality disorders are among the most frequent disorders treated by psychiatrists...
  35. doi request reprint Depressed patients' acceptability of the use of self-administered scales to measure outcome in clinical practice
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, Rhode Island, USA
    Ann Clin Psychiatry 20:125-9. 2008
    ....
  36. ncbi request reprint Is bipolar disorder overdiagnosed?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, and Rhode Island Hospital, Providence, RI, USA
    J Clin Psychiatry 69:935-40. 2008
    ..In the present report from the Rhode Island Methods to Improve Diagnostic Assessment and Services (MIDAS) project, we empirically examined whether bipolar disorder is overdiagnosed...
  37. doi request reprint A simpler definition of major depressive disorder
    M Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence and Rhode Island Hospital, Providence, RI, USA
    Psychol Med 40:451-7. 2010
    ..The goal of the present study was to replicate these findings in another large sample of psychiatric out-patients and to extend the findings to other patient samples...
  38. doi request reprint A clinically useful depression outcome scale
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Providence, RI 02905, USA
    Compr Psychiatry 49:131-40. 2008
    ..Thus, the results of this large validation study of the CUDOS shows that it is a reliable and valid measure of depression that is feasible to incorporate into routine clinical practice...
  39. ncbi request reprint Remission in depressed outpatients: more than just symptom resolution?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Bayside Medical Center, Providence, RI 02905, USA
    J Psychiatr Res 42:797-801. 2008
    ....
  40. ncbi request reprint Presurgical psychiatric evaluations of candidates for bariatric surgery, part 1: reliability and reasons for and frequency of exclusion
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Warren Alpert Medical School at Brown University, Rhode Island Hospital, USA
    J Clin Psychiatry 68:1557-62. 2007
    ....
  41. 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...
  42. 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...
  43. ncbi request reprint Performance of the mood disorders questionnaire in a psychiatric outpatient setting
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Providence, RI 02905, USA
    Bipolar Disord 11:759-65. 2009
    ....
  44. doi request reprint Psychiatrists' and nonpsychiatrist physicians' reported use of the DSM-IV criteria for major depressive disorder
    Mark Zimmerman
    Bayside Medical Center, 235 Plain Street, Providence, RI 02905, USA
    J Clin Psychiatry 71:235-8. 2010
    ..The goal of the present study was to determine psychiatrists' reported use of the DSM-IV criteria for MDD to diagnose depression and to compare their use to the use by nonpsychiatrist physicians...
  45. 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...
  46. doi request reprint Screening for bipolar disorder and finding borderline personality disorder
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Department of Psychiatry Rhode Island Hospital, Providence, USA
    J Clin Psychiatry 71:1212-7. 2010
    ....
  47. doi request reprint Psychiatric diagnoses in patients previously overdiagnosed with bipolar disorder
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Providence, Rhode Island, USA
    J Clin Psychiatry 71:26-31. 2010
    ..In the present report from the MIDAS project, we examined whether there was a particular diagnostic profile associated with bipolar disorder overdiagnosis...
  48. doi request reprint Underrecognition of clinically significant side effects in depressed outpatients
    Mark Zimmerman
    Bayside Medical Center, 235 Plain Street, Providence, RI 02905, USA
    J Clin Psychiatry 71:484-90. 2010
    ....
  49. 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...
  50. ncbi request reprint Why don't psychiatrists use scales to measure outcome when treating depressed patients?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Providence, RI, USA
    J Clin Psychiatry 69:1916-9. 2008
    ....
  51. doi request reprint Clinical characteristics of depressed outpatients previously overdiagnosed with bipolar disorder
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Providence, RI 02905, USA
    Compr Psychiatry 51:99-105. 2010
    ..Thus, the results suggest that depressed outpatients who had previously been overdiagnosed with bipolar disorder were more chronically and severely ill than depressed outpatients who had not been overdiagnosed...
  52. 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...
  53. 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...
  54. 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...
  55. 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...
  56. doi request reprint Screening for bipolar disorder with the Mood Disorders Questionnaire: a review
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University, Providence, RI 02905, USA
    Harv Rev Psychiatry 19:219-28. 2011
    ..We reviewed the literature on the MDQ's performance to assess its utility as a screening instrument...
  57. 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...
  58. 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...
  59. 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
    ..Limitations: The study was conducted with patients in a single outpatient clinical practice rather than participants of a multi-site trial...
  60. 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...
  61. 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...
  62. 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...
  63. 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...
  64. 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...
  65. 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...
  66. 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...
  67. 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
    ....
  68. 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
  69. 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...
  70. 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...
  71. doi request reprint Concordance between a simpler definition of major depressive disorder and Diagnostic and statistical manual of mental disorders, fourth edition: an independent replication in an outpatient sample
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, RI, USA
    Compr Psychiatry 52:261-4. 2011
    ..Implications of these findings for DSM-5 are discussed...
  72. doi request reprint Sustained unemployment in psychiatric outpatients with bipolar disorder: frequency and association with demographic variables and comorbid disorders
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, 135 Plain Street, Providence, RI 02905, USA
    Bipolar Disord 12:720-6. 2010
    ....
  73. ncbi request reprint Depressed patients' perspectives of 2 measures of outcome: the Quick Inventory of Depressive Symptomatology (QIDS) and the Remission from Depression Questionnaire (RDQ)
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, RI 02905, USA
    Ann Clin Psychiatry 23:208-12. 2011
    ..Patient acceptance of the RDQ was compared with that of the Quick Inventory of Depressive Symptomatology (QIDS), the instrument used to measure outcome in the Sequenced Treatment Alternatives to Relieve Depression study...
  74. 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
    ....
  75. 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
    ....
  76. doi request reprint Performance of the Bipolar Spectrum Diagnostic Scale in psychiatric outpatients
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown Medical School, Providence, RI, USA
    Bipolar Disord 12:528-38. 2010
    ....
  77. doi request reprint Does DSM-IV already capture the dimensional nature of personality disorders?
    Mark Zimmerman
    Bayside Medical Center, Providence, RI 02905, USA
    J Clin Psychiatry 72:1333-9. 2011
    ..diagnosis? and (2) How does the 3-point dimensional scoring convention compare to the 5-point system proposed for DSM-5 and to a criterion count approach in which the dimensional score represents the sum of the number of criteria present?..
  78. 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...
  79. 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...
  80. 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)...
  81. pmc Screening for social fears and social anxiety disorder in psychiatric outpatients
    Kristy L Dalrymple
    Department of Psychiatry and Human Behavior, Warren Alpert Medical School of Brown University, Rhode Island Hospital, Providence, RI 02905, USA
    Compr Psychiatry 49:399-406. 2008
    ..Results suggest that perhaps these fears could be added to the SCID screening question to capture individuals missed by the SCID screening question and to provide more comprehensive information for treatment purposes...
  82. ncbi request reprint Heterogeneity of borderline personality disorder: do the number of criteria met make a difference?
    Anu Asnaani
    Department of Psychiatry and Human Behaviour, Brown University School of Medicine, Rhode Island Hospital, Providence, RI, USA
    J Pers Disord 21:615-25. 2007
    ..Sub-typing of borderline patients by the number of criteria met provides a limited explanation for heterogeneity within BPD patients...
  83. ncbi request reprint Is the cutoff to define remission on the Hamilton Rating Scale for Depression too high?
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, Rhode Island
    J Nerv Ment Dis 193:170-5. 2005
    ..Our results thus support the use of a lower cutoff on the HRSD than has been traditionally used to define remission...
  84. ncbi request reprint Prevalence and features of intermittent explosive disorder in a clinical setting
    Emil F Coccaro
    Clinical Neuroscience and Psychopharmacology Research Unit, Department of Psychiatry, The Pritzker School of Medicine, The University of Chicago, Chicago, IL 60637, USA
    J Clin Psychiatry 66:1221-7. 2005
    ....
  85. pmc Depressive symptom profiles and severity patterns in outpatients with psychotic vs nonpsychotic major depression
    Brandon A Gaudiano
    Department of Psychiatry and Human Behavior, Warren Alpert Medical School of Brown University, Providence, RI 02912, USA
    Compr Psychiatry 49:421-9. 2008
    ..The present study contrasted the rates and severity of depressive symptoms in outpatients diagnosed with PMD vs NMD...
  86. pmc Diagnostic orphans for alcohol use disorders in a treatment-seeking psychiatric sample
    Lara A Ray
    Center for Alcohol and Addiction Studies, Brown University, Providence, RI, USA
    Drug Alcohol Depend 96:187-91. 2008
    ..Taken together, these results generally do not support combining diagnostic orphans to individuals with alcohol abuse...
  87. pmc Psychosocial impairment associated with bipolar II disorder
    Camilo J Ruggero
    Department of Psychiatry and Human Behavior, Brown Medical School, Rhode Island Hospital, Providence, RI, United States
    J Affect Disord 104:53-60. 2007
    ..The present study assessed the social and work impairment associated with bipolar II disorder and whether these are more or less severe than those associated with bipolar I disorder or major depressive disorder...
  88. ncbi request reprint Diagnosing major depressive disorder VIII: are some symptoms better than others?
    Joseph B McGlinchey
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, Rhode Island
    J Nerv Ment Dis 194:785-90. 2006
    ..Lack of reactivity, anxiety, and anger symptoms failed to differentiate more strongly than current DSM-IV criteria. The implications of these results for revising the diagnostic criteria for major depression are discussed...
  89. doi request reprint Differences in clinical presentation between depressed outpatients wanting versus not wanting treatment for comorbid social anxiety disorder
    Kristy L Dalrymple
    Warren Alpert Medical School of Brown University, Rhode Island Hospital, Providence, Rhode Island 02905, USA
    J Nerv Ment Dis 196:639-42. 2008
    ..Results suggest that future treatments adapted for comorbid MDD and SAD perhaps should target work functioning and a broad range of social fears...
  90. ncbi request reprint Does "subthreshold" posttraumatic stress disorder have any clinical relevance?
    Caron Zlotnick
    Department of Psychiatry and Human Behavior, Rhode Island Hospital, Brown University, Providence, RI 02906, USA
    Compr Psychiatry 43:413-9. 2002
    ..However, the report also underscores the difficulties in identifying a set of clinical criteria that clearly delineates between full PTSD and subthreshold PTSD...
  91. ncbi request reprint An open-label study of citalopram in the treatment of pathological gambling
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Providence, RI, USA
    J Clin Psychiatry 63:44-8. 2002
    ..This study evaluated the effectiveness of citalopram in the treatment of pathological gambling...
  92. ncbi request reprint Do comorbid anxiety disorders impact treatment planning for outpatients with major depressive disorder?
    Timothy Petersen
    Massachusetts General Hospital, Department of Psychiatry, Division of Postgraduate Education, 1 Bowdoin Square, 7th Floor, Boston, MA 02114, USA
    Psychiatry Res 169:7-11. 2009
    ..Our results indicate that practitioners are making unique recommendations based on comorbid anxiety diagnoses, but outcome studies are now needed to determine the most effective treatment methods for this patient population...
  93. ncbi request reprint Posttraumatic stress disorder and major depressive disorder: investigating the role of overlapping symptoms in diagnostic comorbidity
    C L Franklin
    Department of Psychiatry and Human Behavior, Brown University, Rhode Island Hospital, Providence 02905, USA
    J Nerv Ment Dis 189:548-51. 2001
    ..None of the hypotheses were supported, thereby suggesting that the comorbidity between PTSD and MDD is not an artifact of symptom overlap...
  94. pmc Does comorbid posttraumatic stress disorder affect the severity and course of psychotic major depressive disorder?
    Brandon A Gaudiano
    Department of Psychiatry and Human Behavior, Alpert Medical School of Brown University, Butler Hospital, Psychosocial Research Program, Providence, RI 02906, USA
    J Clin Psychiatry 71:442-50. 2010
    ..However, previous research has not systematically explored the potential effects of the psychotic subtyping of MDD and comorbid PTSD...
  95. ncbi request reprint Elevated rates of psychosis among treatment-seeking Hispanic patients with major depression
    Michael A Posternak
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, Rhode Island, USA
    J Nerv Ment Dis 193:66-9. 2005
    ..It remains unclear whether these reports represent true psychosis or culturally influenced idioms of distress...
  96. ncbi request reprint Case identification of depression with self-report questionnaires
    Thomas Sheeran
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, 235 Plain Street, Suite 501, RI, Providence 02905, USA
    Psychiatry Res 109:51-9. 2002
    ..The manner by which a user might choose the appropriate scale-scoring method for case identification is discussed...
  97. ncbi request reprint A review of studies of the Hamilton depression rating scale in healthy 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, USA
    J Nerv Ment Dis 192:595-601. 2004
    ..The results can also be used for normative comparisons in which posttreatment group mean scores are compared with mean scores from normative samples...
  98. ncbi request reprint Diagnosing major depressive disorder XI: a taxometric investigation of the structure underlying DSM-IV symptoms
    John Ruscio
    Psychology Department, The College of New Jersey, Ewing New Jersey 08628, and Department of Psychiatry and Human Behavior, Rhode Island Hospital, Providence, Rhode Island, USA
    J Nerv Ment Dis 195:10-9. 2007
    ..In addition to the need for further replication and clarification, these results have implications for the assessment and diagnosis of major depressive disorder. Suggestions for several additional avenues of research are discussed...
  99. ncbi request reprint Assessing past treatment history: test-retest reliability of the Treatment Response to Antidepressant Questionnaire
    Michael A Posternak
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, USA
    J Nerv Ment Dis 192:95-102. 2004
    ..The TRAQ can be administered by non-MDs as a reliable measure for collecting standardized information regarding antidepressant treatment history via patient interview...
  100. ncbi request reprint The prevalence of atypical features across mood, anxiety, and personality disorders
    Michael A Posternak
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, RI 02905, USA
    Compr Psychiatry 43:253-62. 2002
    ..It is unclear whether personality pathology is independently associated with the atypical features subtype...
  101. ncbi request reprint Therapeutic effect of follow-up assessments on antidepressant and placebo response rates in antidepressant efficacy trials: meta-analysis
    Michael A Posternak
    Depression Clinical and Research Program, Department of Psychiatry, Harvard Medical School, Massachusetts General Hospital, 50 Staniford Street, Suite 4 01, Boston, MA 02114, USA
    Br J Psychiatry 190:287-92. 2007
    ..It remains unclear how much various factors contribute to the placebo response...