Iwona Chelminski

Summary

Affiliation: Rhode Island Hospital
Country: USA

Publications

  1. ncbi request reprint Pathological worry in depressed and anxious patients
    Iwona Chelminski
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, RI 02905, USA
    J Anxiety Disord 17:533-46. 2003
  2. 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
  3. 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
  4. 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
  5. 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
  6. 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
  7. 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
  8. 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
  9. 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
  10. 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

Detail Information

Publications88

  1. ncbi request reprint Pathological worry in depressed and anxious patients
    Iwona Chelminski
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, RI 02905, USA
    J Anxiety Disord 17:533-46. 2003
    ..Patients with "pure" GAD had the highest scores. Depressed patients were similar to those with anxiety disorders other than GAD, and the control group showed worrying similar to that in general population and nonanxious samples...
  2. 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...
  3. 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...
  4. 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...
  5. 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
    ....
  6. 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...
  7. 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
    ....
  8. 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...
  9. 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...
  10. 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
    ....
  11. 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...
  12. 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
    ....
  13. 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...
  14. 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
    ....
  15. 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
    ....
  16. 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
    ....
  17. 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...
  18. 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...
  19. 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...
  20. doi request reprint Diagnosing social anxiety disorder in the presence of obesity: implications for a proposed change in DSM-5
    Kristy L Dalrymple
    Department of Psychiatry and Human Behavior, Alpert Medical School at Brown University, Providence, RI 02905, USA
    Depress Anxiety 28:377-82. 2011
    ..Although prior research has examined diagnosing SAD in individuals with stuttering, such research has not yet been conducted in obese individuals...
  21. pmc The factor structure and severity of DSM-IV alcohol abuse and dependence symptoms in psychiatric outpatients
    Lara A Ray
    Center for Alcohol and Addiction Studies, Box G S121 4, Brown University, Providence, Rhode Island 02912, USA
    J Stud Alcohol Drugs 69:496-9. 2008
    ..The goal of the present study was to examine the factor structure and estimated severity of alcohol-use disorder (AUD) symptoms in a sample of treatment-seeking psychiatric outpatients...
  22. 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...
  23. 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...
  24. 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
    ....
  25. 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...
  26. 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
    ....
  27. 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...
  28. 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
    ....
  29. 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...
  30. 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...
  31. 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...
  32. 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...
  33. 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...
  34. 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...
  35. 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...
  36. 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...
  37. 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
    ....
  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 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
    ....
  40. 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...
  41. 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
    ....
  42. pmc Anhedonia and amotivation in psychiatric outpatients with fully remitted stimulant use disorder
    Adam M Leventhal
    Center for Alcohol and Addiction Studies, Brown University, Providence, Rhode Island, USA
    Am J Addict 17:218-23. 2008
    ..These findings suggest that anhedonia may be a preexisting risk factor or protracted effect of stimulant misuse...
  43. 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
    ....
  44. 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...
  45. 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...
  46. 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...
  47. 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
    ....
  48. 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)...
  49. 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...
  50. doi request reprint Differences between older and younger adults with borderline personality disorder on clinical presentation and impairment
    Theresa A Morgan
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, RI 02904, USA
    J Psychiatr Res 47:1507-13. 2013
    ..As such, the objective of the present report is to provide the first direct comparison between older and younger adults with BPD on demographics, clinical presentation, and functional impairment...
  51. doi request reprint Is dimensional scoring important only for subthreshold levels of severity in personality disorders other than borderline?
    Theresa A Morgan
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, RI 02904, USA
    Compr Psychiatry 54:673-9. 2013
    ..Results for the remaining 6 indices of psychosocial morbidity varied by PD tested. ..
  52. pmc A clinically useful social anxiety disorder outcome scale
    Kristy Dalrymple
    Department of Psychiatry, Rhode Island Hospital, Providence, RI 02904, USA Department of Psychiatry and Human Behavior, Alpert Medical School of Brown University, Providence, RI, USA Electronic address
    Compr Psychiatry 54:758-65. 2013
    ..Its brevity and ease of scoring also suggest that it is feasible to incorporate into routine clinical practice. ..
  53. 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...
  54. 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...
  55. 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
    ....
  56. 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
    ....
  57. 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...
  58. 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
  59. 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
    ....
  60. doi request reprint Severe insomnia is associated with more severe presentation and greater functional deficits in depression
    Erin M O'brien
    Department of Psychiatry and Human Behavior, Brown University Medical School, USA
    J Psychiatr Res 45:1101-5. 2011
    ..This argues for addressing severe insomnia symptoms among depressed patients, either via behavioral treatment or pharmacologic treatment options...
  61. ncbi request reprint A psychometric evaluation of the DSM-IV pathological gambling diagnostic criteria
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Providence, RI, USA
    J Gambl Stud 22:329-37. 2006
    ....
  62. 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...
  63. 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
    ....
  64. 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...
  65. ncbi request reprint Diagnosing major depressive disorder XII: can a self-report depression questionnaire be used to examine questions about 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 195:158-64. 2007
    ....
  66. 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...
  67. 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...
  68. 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...
  69. doi 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
    ....
  70. 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...
  71. 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...
  72. 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...
  73. 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...
  74. 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
    ....
  75. ncbi request reprint Generalizability of antidepressant efficacy trials
    Mark Zimmerman
    Brown University School of Medicine, Rhode Island Hospital, USA
    Essent Psychopharmacol 6:45-58. 2004
  76. ncbi request reprint Exclusion criteria used in antidepressant efficacy trials: consistency across studies and representativeness of samples included
    Mark Zimmerman
    Department of Psychiatry and Human Behavior, Brown University School of Medicine, Rhode Island Hospital, Providence, USA
    J Nerv Ment Dis 192:87-94. 2004
    ....
  77. 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...
  78. 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...
  79. 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...
  80. 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
    ....
  81. 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...
  82. ncbi request reprint The validity of DSM-IV passive-aggressive (negativistic) personality disorder
    Ora H Rotenstein
    St John s University, Jamaica, NY 11439, USA
    J Pers Disord 21:28-41. 2007
    ..A confirmatory factor analysis showed that the two-factor model fit the data better than a unidimensional model. We discuss implications of these results for the future of the NEGPD diagnosis...
  83. ncbi request reprint The construct validity of depressive personality disorder
    Wilson McDermut
    Department of Psychology, St John s University, Jamaica, New York 11439, USA
    J Abnorm Psychol 112:49-60. 2003
    ..Results are consistent with findings of several other similar investigations. The authors argue that DPD is a valid construct and should be conceptualized as a personality disorder as opposed to a mood disorder...
  84. ncbi request reprint Childhood emotional, physical, and sexual abuse, and diagnoses of depressive and anxiety disorders in adult psychiatric outpatients
    Brandon E Gibb
    Department of Psychology, Binghamton University, Binghamton, New York 13902, USA
    Depress Anxiety 24:256-63. 2007
    ..In addition, patients with major depression reported equivalent levels of childhood emotional abuse as patients with social phobia, but lower levels of emotional abuse than those with posttraumatic stress disorder...
  85. ncbi request reprint Should self-defeating personality disorder be revisited in the DSM?
    Steven K Huprich
    Eastern Michigan University, Ypsilanti, MI 48197, USA
    J Pers Disord 20:388-400. 2006
    ..SDPD did not meaningfully add to the prediction of impairment above and beyond other measures of Axis II pathology. It is concluded that the data do not support the reliability, validity, and utility of the SDPD diagnosis...
  86. ncbi request reprint Disentangling depressive personality disorder from avoidant, borderline, and obsessive-compulsive personality disorders
    Steven K Huprich
    Department of Psychology, Eastern Michigan University, Ypsilanti, MI 48197, USA
    Compr Psychiatry 47:298-306. 2006
    ..The factor analysis results suggest that an organization of symptoms around themes of conflict may provide useful ways of understanding the personality patterns of these 4 disorders...
  87. ncbi request reprint Personality pathology and its relation to couple functioning
    Julie Gutman
    St John s University, Jamaica, New York 11439, USA
    J Clin Psychol 62:1275-89. 2006
    ..No demographic variables were found to be related to the level of couple functioning. Future research needs to focus on understanding what makes it difficult for people with personality disorder traits to function in relationships...
  88. ncbi request reprint Is it time to replace the Hamilton Depression Rating Scale as the primary outcome measure in treatment studies of depression?
    Mark Zimmerman
    J Clin Psychopharmacol 25:105-10. 2005