Seasonal variation of suicide in Brazil

Chronobiology International

Volumn 24, Issue 4, 2007, Pages 727-737

  Benedito Silva, Ana Amélia ^a,b   Pires, Maria Laura Nogueira ^b   Calil, Helena Maria ^b  

^a UNIVERSITY OF SÃO PAULO   (Brazil)

^b FEDERAL UNIVERSITY OF SÃO PAULO   (Brazil)

Author keywords

Latitude; Photoperiod; Seasonality; Sex; Suicide

Indexed keywords

ARTICLE; CAUSE OF DEATH; CONTROLLED STUDY; FEMALE; HUMAN; MAJOR CLINICAL STUDY; MALE; PHOTOPERIODICITY; RISK FACTOR; SEASONAL VARIATION; SEX DIFFERENCE; SUICIDE;

BRAZIL; FEMALE; HUMANS; MALE; PHOTOPERIOD; RETROSPECTIVE STUDIES; RISK FACTORS; SEASONS; SEX DISTRIBUTION; SEX FACTORS; SUICIDE; TOPOGRAPHY, MEDICAL;

EID: 34547856976     PISSN: 07420528     EISSN: 15256073     Source Type: Journal    
DOI: 10.1080/07420520701535795     Document Type: Article

References (55)

1. Araki S, Murata K. (1987). Suicide in Japan: socioeconomic effects on its secular and seasonal trends. Life-Threaten. Behav. 17:64-71.
2. Asberg M, Schalling D, Traskman-Bendz L, Wagner A. (1987). Psychobiology of suicide, impulsivity and related phenomena. In Meltzer HY (ed.). Psychopharmacology: The Third Generation of Progress. New York: Raven Press, pp. 655-668.
3. Aschoff J. (1981). Annual rhythms in man. In Aschoff J (ed.). Handbook of Behavioral Neurobiology: Biological Rhythms. New York: Plenum Press, pp. 475-487.
4. Benedito-Silva AA. (1997). Aspectos metodológicos de la Cronobiología. In Marques N, Menna-Barreto L, Golombek D (eds.). Cronobiología: Principios y Aplicaciones. EUDEBA: Buenos Aires, pp. 239-262.
5. Bridges FS, Yip PS, Yang KC. (2005). Seasonal changes in suicide in the United States, 1971 to 2000. Percept. Mot. Skills 100:920-924.
6. Cantor CH, Hickey PA, De Leo D. (2000). Seasonal variation in suicide in a predominantly Caucasian tropical/subtropical region of Austrália. Psychopathology 33:303-306.
7. Colle S, Pereira EB. (1998). Atlas de irradiação solar do Brasil. Brasilia: Instituto Nacional de Meteorologia, Brasilia, 58 p.
8. Durkheim E. (1897). Le Suicide. Paris. Translation: Simpson G., 1952 (ed.) Suicide, a study in Sociology. New York: Routledge and Kegan Paul, 405 pp.
9. Fawcett J, Scheftner W, Clark D, Hedeker D, Gibbons R, Coryell W. (1987). Clinical predictors of suicide in patients with major affective disorders: a controlled prospective study. Am. J. Psychiatry 144:35-40.
10. Flisher AJ, Parry CD, Bradshaw D, Juritz JM. (1998). Seasonal variation of suicide in South Africa. Psychiatry Res. 6:13-22.
11. Fossey E, Shapiro CM. (1992). Seasonality in psychiatry - a review. Can. J. Psychiatry 37:299-308.
12. Frangos E, Athanassenas G, Tsitourides S, Psilolignos P, Robôs A, Katsanou N, Bulgaris CH. (1980). Seasonality of the episodes of recurrent affective psychoses. J. Affective Dis. 2:239-247.
13. Gabennesch H. (1988). When promises fail: A theory of temporal fluctuations in suicide. Social Force 67:129-145.
14. Goodwin FK, Jamison KR. (1990). Manic Depressive Illness. New York: Oxford University Press, 911 p.
15. Hakko H, Rasanen P, Tiihonen J. (1998a). Seasonal variation in suicide occurrence in Finland. Acta Psychiatr. Scand. 98:92-97.
16. Hakko H, Rasanen P, Tiihonen J. (1998b). Secular trends in the rates and seasonality of violent and nonviolent suicide occurrences in Finland during 1980-1995. J. Affect. Disord. 50:49-54.
17. Halberg F, Johnson EA, Nelson W, Runge W, Sothern RB. (1972). Autorhythmometry - procedures for physiologic self-measurements and their analysis. Physiol. Teacher 1:1-11.
18. Heerlein A, Valeria C, Medina B. (2006). Seasonal variation in suicidal deaths in Chile: its relationship to latitude. Psychopathology 39:75-79.
19. Ho TP, Chao A, Yip P. (1997). Seasonal variation in suicides re-examined: no sex difference in Hong Kong and Taiwan. Acta Psychiatr. Scand. 95:26-31.
20. Instituto Brasileiro de Geografia e Estatística (1995). Anuário estatístico do Brasil. IBGE, Rio de Janeiro. 320 pp.
21. Jamison KR. (1988). Suicide prevention in depressed women. J. Clin. Psychiatry 49:42-45.
22. Jessen G, Stefensen P, Jensen BF. (1998). Seasons and meteorological factors in suicidal behaviour. Arch. Suicide Res. 4:263-280.
23. Jessen G, Jensen BF. (1999). Postponed suicide death? Suicides around birthdays and major public holidays. Suicide Life-Threaten. Behav. 29:272-283.
24. Jessen G, Jensen BF, Arensman E, Bille-Brahe U, Crepet P, De Leo D, Hawton K, Haring C, Hjelmeland H, Michel K, Ostamo A, Salander-Renberg E, Schmidtke A, Temesvary B, Wasserman D. (1999). Attempted suicide and major public holidays in Europe: findings from the WHO/EURO Multicentre Study on Parasuicide. Acta Psychiatr. Scand. 99:412-418.
25. Kalediene R, Starkuviene S, Petrauskiene J. (2006). Seasonal patterns of suicides over the period of socio-economic transition in Lithuania. BMC Public Health 6:40.
26. Lambert G, Reid C, Kaye D, Jennings G, Esler M. (2003). Increased suicide rate in the middle-aged and its association with hours of sunlight. Am. J. Psychiatry 160:793-795.
27. Lester D. (1991). The seasonal variation of suicide in Zimbabwe. Per. Mot. Skills 73:18.
28. Lester D, Frank ML. (1988). Sex differences in the seasonal distribution of suicides. Br. J. Psychiatry 153:115-117.
29. Maes M, De Meyer F, Thompson P, Peeters D, Cosyns P. (1994). Synchronized annual rhythms in violent suicide rate, ambient temperature and the light-dark span. Acta Psychiatr. Scand. 90:391-396.
30. Maes M, Scharpé S, Verkerk R, D'Hondt P, Peeters D, Cosyns P, Thompson P, De Meyer F, Wauters A, Neels H. (1995). Seasonal variation in Plasma L-Tryptophan availability in healthy volunteers - relationships to violent suicide occurrence. Arch. Gen. Psychiatry 52:937-946.
31. Meares R, Mendelsohn FAO, Milgrom-Friedman J. (1981). A sex difference in the seasonal variation of suicide rate: a single cycle for men, two cycles for women. Br. J. Psychiatry 138:321-325.
32. Mello Jorge MHP. (1979). Estudo epidemiológico do suicídio no município de São Paulo. Boletim de Psiquiatria 12:47-59.
33. Mello-Santos C, Bertolote JM, Wang YP. (2005). Epidemiology of suicide in Brazil (1980-2000): characterization of age and gender rates of suicide. Rev. Bras. Psiquiatr. 27:131-134.
34. Murphy GE. (1998). Why women are less likely than men to commit suicide. Compr. Psychiatr. 39:165-175.
35. Nelson W, Tong YL, Lee JK, Halberg F. (1979). Methods for cosinor rhythmometry. Chronobiologia 6:305-323.
36. Oravecz R, Rocchi MB, Sisti D, Zorko M, Marusic A, Preti A. (2006). Changes in the seasonality of suicides over time in Slovenia, 1971-2002. J. Affect. Disord. 95:135-140.
37. Papadopoulos FC, Frangakis CE, Skalkidou A, Petridou E, Stevens RG, Trichopoulos D. (2005). Exploring lag and duration effect of sunshine in triggering suicide. J. Affect. Disord. 88:287-297.
38. Parker G, Walter S. (1982). Seasonal variation in depressive disorders and suicidal deaths in New South Wales. Br. J. Psychiatry 140:626-632.
39. Parker G, Gao F, Machin D. (2001). Seasonality of suicide in Singapore: data from the equator. Psychol. Med. 31:1323-1325.
40. Preti A. (1998). The influence of climate on suicidal behaviour in Italy. Psychiatry Res. 78:9-19.
41. Preti A. (2002). Seasonal variation and meteotropism in suicide: clinical relevance of findings and implications for research. Acta Neuropsychiatrica 14:17-28.
42. Pritchard C. (1996). Suicide in the People's Republic of China categorized by age and gender: evidence of the influence of culture and suicide. Acta Psychiatr. Scand. 93:362-367.
43. Redfern PH, Waterhouse JM, Minors DS. (1991). Circadian rhythms: principles and measurement. Pharmacol. Ther. 49:311-327.
44. Retamal P, Orio M, Reszczinski C, Humphreys D. (1997). Variación estacional del suicidio en Chile. Acta Psiquiát Psicol. Am. Lat. 43:118-121.
45. Rihmer Z, Rutz W, Pihlgren H, Pestality P. (1998). Decreasing tendency of seasonality in suicide may indicate lowering rate of depressive suicides in the population. Psychiatry Res. 81:233-240.
46. Rock D, Greenberg DM, Hallmayer JF. (2003). Increasing seasonality of suicide in Australia 1970-1999. Psychiatry Res. 120:43-51.
47. Schonberg SK. (1991). Can adolescent suicide attempters be distinguished from at-risk adolescents? Pediatrics 88:636-637.
48. Souetre E, Wehr TA, Douillet P, Darcourt G. (1990). Influence of environmental factors on suicidal behavior. Psychiatry Res. 32:253-263.
49. Tietjen GH, Kripke DF. (1994). Suicides in California (1968-1977): absence of seasonality in Los Angeles and Sacramento counties. Psychiatry Res. 53:161-172.
50. Touitou Y, Smolensky MH, Portaluppi F. (2006). Ethics, standards, and procedures of animal and human chronobiology research. Chronobiol. Int. 23:1083-1096.
51. Wehr TA, Rosenthal NE. (1989). Seasonality and affective illness. Am. J. Psychiat. 146:829-839.
52. Wenz FV. (1977). Effects of seasons and sociological variables on suicidal behavior. Public Health Rep. 92:233-239.
53. World Health Organization (1977). International Classification of Diseases. 1975 revision, Vol. 1. WHO, Geneva.
54. World Health Organization (1999). Figures and Facts About Suicide. WHO/MNH/MBD/99.1. WHO, Geneva, 108 pp.
55. Yip PS, Chao A, Chiu CW. (2000). Seasonal variation in suicides: diminished or vanished. Experience from England and Wales, 1982-1996. Br. J. Psychiatry 177:366-369.