Sociodemographic factors of schizophrenia in Basra

  • Akeel Ibrahim Saleh Department of Psychiatry, Medical College, Basra University, Basra, Iraq.
Keywords: Sociology, schizophrenia, Demographic factors, Basra


Background and objectives: Schizophrenia is the heartland of psychiatry and the core of its clinical practice. The onsets of schizophrenia characteristically occur between the ages of 15 and 45. There are minor sex differences in age of onset. Schizophrenia is over presented among people of lower social class. The relationship of birth order to schizophrenia has been controversial.

Methods: Eighty six schizophrenic patients who were admitted to psychiatric unit of Basra General Hospital, who met DSM-1V criteria for schizophrenia were included in this study. The data was obtained by personal interview from the patients and their accompanied relatives, after taking their consent, according to the following: age, sex, marital status, social class, season of birth and birth order.

Results: This study shows high male to female ratio. Two third of the patients were single and in younger age group. The study also shows high percentage of schizophrenic patients in upper and middle social class. The season of birth of schizophrenic patients were in spring and there is no much difference between first and last born.

Conclusion: There is certain factor, the young, single, season of birth … etc have special risk in developing schizophrenia and these should provide basis for further studies.


"Schizophrenia" Concise Medical Dictionary. Oxford University Press. Oxford Reference Online. Oxford University Press. Maastricht University Library. 29 June 2010

Castle D, Wessely S, Der G, Murray RM... "The incidence of operationally defined schizophrenia in Camber well. The British Journal of Psychiatry 1991, 159: 790–47.

Bhugra D. "The global prevalence of schizophrenia". PLoS Medicine 2005, 2 (5): e151; quiz e175.

Goldner EM, Hsu L, Waraich P, Somers JM."Prevalence and incidence studies of schizophrenic disorders: a systematic review of the literature". Canadian Journal of Psychiatry 2002, 47 (9): 833–43.

American Psychiatric Association."Schizophrenia". Diagnostic and statistical manual of mental disorders: DSM-IV. Washington, DC: American Psychiatric Publishing, Inc. 2002

Rathus, Spencer; Jeffrey Nevid. Abnormal Psychology. Prentice Hall.1991, p. 228.

Becker T, Kilian R."Psychiatric services for people with severe mental illness across western Europe: what can be generalized from current knowledge about differences in provision, costs and outcomes of mental health care?" Acta Psychiatric Scandinavian Supplement 2006, 429 (429): 9–16.

Sim K, Chua TH, Chan YH, Mahendran R, Chong SA . "Psychiatric co morbidity in first episode schizophrenia: a 2 year, longitudinal outcome study". Journal of Psychiatric Research 2006, 40 (7): 656–63.

Brown S, Barraclough B, Inskip H. "Causes of the excess mortality of schizophrenia". British Journal of Psychiatry 2000 ,177: 212–7.

Palmer BA, Pankratz VS, Bostwick JM. "The lifetime risk of suicide in schizophrenia: a reexamination". Archives of General Psychiatry 2005, 62 (3): 247–53.

Bland, R.C. Demograhaphic aspect of functional psychoses in Canada .Acta .psychiat .Scand 1987, 55, 369-380.

Levine, R.R.J. Strauss, J.S. and Gift, T.E .Sex differences in Age at first Hospital Admission for schizophrenia! Fact or Artifact? American journal of psychiatry 1981, 138,440-444.

AL- Maghazji, H., Tajeldin, M. And Al-alwan M. Preliminary study of schizophrenia in Iraq Journal of Faculty Medicine .Baghdad 1978, No2, 224-230

Varma, v.k, wig, N.N, srinivasa , M.R etal .Sociodewographic correlates of schizophrenia, affective psychoses and neurosis in a clinic in India .Acta psychiat Scand 1995, 61, 404-412.

Eaton ,W.W .Marital status and schizophrenia. Acta . Psychical , Scand 1985, 52,320-329.

Eaton, W.W. .Epidemiology of schizophrenia. Epidemiol Rev1995, 7, 105-156.

Parker, G and Balsa .B. Season of birth and schizophrenia- an equatorial study. Acta psychiat – Scand 1997, 56,143-146

Hare .E.H.and Slater. Mental disorder and season of birth. British Journal of psychiatry 1994, 124, 18.

Torrey, E.F. and Peterson, M.R Seasonality of schizophrenic births in U.S. Arch Gen psychiatry 1997, 43, 1065-70.

Shimua .M.Nakamura. I. and Miura.T. Season of birth and schizophrenia in Tokyo. Japan. Acta psychiat. Scand 1997, 55, 225-232

Birtchnell, j. Birth order and mental illness – a control study. Social psychiatry 1995 , 7, 167-179

Malama, I.M, Papaioannou, D.J, kaklamni, E.P. et al. Birth order, sib ship size and Socio – Economic Factors in risk of schizophrenia in Greece. British journal of psychiatry 1988, 152,482-486.

Hare, E.H and Price, J.S. Birth Rank in Schizophrenia with a consideration of the bias due to changes in birth rate. British journal of psychiatry 1980, 116,404-420-

Barry. H and Barry H. Birth order .Family size and Schizophrenia .Arch Gen psychiat. 1967 17,435 –440

Sanda raja, N. and Rao, B.S. Order of birth and schizophrenia. British Journal of psych.1966, 112, 1127-1129.

How to Cite
Saleh, A. (2018). Sociodemographic factors of schizophrenia in Basra. Zanco Journal of Medical Sciences (Zanco J Med Sci), 15(2), 15-20. Retrieved from
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