Journal of Affective Disorders
Volume 86, Issue 1 , Pages 19-25 , May 2005

Seasonality in a community sample of bipolar, unipolar and control subjects

  • Karen Shin

      Affiliations

    • Department of Psychiatry, University of Toronto, Canada
    • Sunnybrook and Women's College Health Sciences Centre, 2075 Bayview Avenue, Room FG46, Toronto, Ontario, Canada M4N 3M5
    • ,
  • Ayal Schaffer

      Affiliations

    • Department of Psychiatry, University of Toronto, Canada
    • Sunnybrook and Women's College Health Sciences Centre, 2075 Bayview Avenue, Room FG46, Toronto, Ontario, Canada M4N 3M5
    • Corresponding Author InformationCorresponding author. Sunnybrook and Women's College Health Sciences Centre, 2075 Bayview Avenue, Room FG29, Toronto, Ontario, Canada M4N 3M5. Tel.: +1 416 480 4070; fax: +1 416 480 6878.
    • ,
  • Anthony J. Levitt

      Affiliations

    • Department of Psychiatry, University of Toronto, Canada
    • Sunnybrook and Women's College Health Sciences Centre, 2075 Bayview Avenue, Room FG46, Toronto, Ontario, Canada M4N 3M5
    • ,
  • Michael H. Boyle

      Affiliations

    • Department of Psychiatry and Behavioural Neurosciences, McMaster University, Hamilton, Ontario, Canada

Received 1 April 2004 ,Accepted 30 November 2004.

References 

  1. Ashman SB, Monk TH, Kupfer DJ, Clark CH, Myers FS, Frank E, et al. Relationship between social rhythms and mood in patients with rapid cycling bipolar disorder. Psychiatry Res. 1999;86:1–8
  2. Avasthi A, Sharma A, Gupta N, Kulhara P, Varma VK, Malhotra S, et al. Seasonality and affective disorders: a report from North India. J. Affect. Disord. 2001;64:145–154
  3. Benedetti F, Colombo C, Barbini B, Campori E, Smeraldi E. Morning sunlight reduces length of hospitalization in bipolar depression. J. Affect. Disord. 2001;62:221–223
  4. Cassidy F, Carroll BJ. Seasonal variations of mixed and pure episode of bipolar disorder. J. Affect. Disord. 2002;68:25–31
  5. Clarke M, Moran P, Keogh F, Morris M, Kinsella A, Larkin C, et al. Seasonal influences on admission for affective disorder and schizophrenia in Ireland: a comparison of first and readmissions. Eur. Psychiatr. 1999;14:251–255
  6. Colombo C, Lucca A, Benedetti F, Barbini B, Campori E, Smeraldi E. Total sleep deprivation combined with lithium and light therapy in the treatment of bipolar depression: replication of main effects and interaction. Psychiatry Res. 2000;95:43–53
  7. Ehlers CL, Frank E, Kupfer DJ. Social zeitgebers and biological rhythms: a unified approach to understanding the etiology of depression. Arch. Gen. Psychiatry. 1988;45:948–952
  8. Han L, Wang K, Du Z, Cheng Y, Simons JS, Rosenthal NE. Seasonal variations in mood and behavior among Chinese medical students. Am. J. Psychiatry. 2000;157:133–135
  9. Hardin TA, Wehr TA, Brewerton T, Kasper S, Berrettini W, Rabkin J, et al. Evaluation of seasonality in six clinical populations and two normal populations. J. Psychiatr. Res. 1991;25:75–87
  10. Judd LL, Akiskal HS, Schettler PJ, Endicott J, Maser J, Solomon DA, et al. The long-term natural history of the weekly symptomatic status of bipolar disorder. Arch. Gen. Psychiatry. 2002;59:530–537
  11. Judd LL, Akiskal HS, Schettler PJ, Endicott J, Maser JD, Solomon DA, et al. A prospective investigation of the natural history of the long-term weekly symptomatic status of bipolar II disorder. Arch. Gen. Psychiatry. 2003;60:261–269
  12. Kasper S, Kano T. Seasonality in major depressed inpatients. J. Affect. Disord. 1990;19:243–248
  13. Kasper S, Wehr TA, Bartko JJ, Gaist PA, Rosenthal NE. Epidemiological findings of seasonal changes in mood and behavior. Arch. Gen. Psychiatry. 1989;46:823–833
  14. Lam RW, Levitt AJ. Canadian consensus guidelines for the treatment of seasonal affective disorder. Can. J. Diagn. 1998;1–15(Suppl., Oct)
  15. Levitt AJ, Boyle MH, Joffe FR, Baumal Z. Estimated prevalence of the seasonal subtype of major depression in a Canadian community sample. Can. J. Psychiatry. 2000;45:650–654
  16. Lund E, Hansen V. Responses to the seasonal pattern assessment questionnaire in different seasons. Am. J. Psychiatry. 2001;158:316–318
  17. Rohde P, Lewinsohn OM, Seeley JR. Comparability of telephone and face-to-face interviews in assessing axis I and II disorders. Am. J. Psychiatry. 1997;154:1593–1598
  18. Schaffer A, Levitt AJ, Boyle M. Influence of season and latitude in a community sample of subjects with bipolar disorder. Can. J. Psychiatry. 2003;48:277–280
  19. Thompson C, Stinson D, Fernandez M, Fine J, Isaacs G. A comparison of normal, bipolar and seasonal affective disorder subjects using the seasonal pattern assessment questionnaire. J. Affect. Disord. 1988;14:257–264

PII: S0165-0327(04)00438-0

doi: 10.1016/j.jad.2004.11.010

Journal of Affective Disorders
Volume 86, Issue 1 , Pages 19-25 , May 2005

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