IQ and risk for schizophrenia: A population-based cohort study

Psychological Medicine

Volumn 27, Issue 6, 1997, Pages 1311-1323

  David, A S ^a   Malmberg, A ^b   Brandt, L ^b   Allebeck, P ^b   Lewis, G ^b  

^a KING'S COLLEGE LONDON   (United Kingdom)

^b NONE

Author keywords

[No Author keywords available]

Indexed keywords

ADULT; ARMY; ARTICLE; COHORT ANALYSIS; HUMAN; INTELLIGENCE QUOTIENT; MAJOR CLINICAL STUDY; MALE; RISK; SCHIZOPHRENIA; SWEDEN;

ADOLESCENT; ADULT; AGE FACTORS; CASE-CONTROL STUDIES; COHORT STUDIES; CONFIDENCE INTERVALS; CONFOUNDING FACTORS (EPIDEMIOLOGY); HUMANS; INTELLIGENCE; INTELLIGENCE TESTS; MALE; MENTAL RETARDATION; ODDS RATIO; PSYCHOTIC DISORDERS; REGISTRIES; RISK FACTORS; SCHIZOPHRENIA; SEX FACTORS; SWEDEN;

EID: 0030732697     PISSN: 00332917     EISSN: None     Source Type: Journal    
DOI: 10.1017/S0033291797005680     Document Type: Article

References (54)

1. Albee, G. W., Lane, E. A. & Reuter, J. M. (1964) Childhood intelligence of future schizophrenics and neighbourhood peers. Journal of Psychology 58, 141-144.
2. Ambelas, A. (1992). Preschizophrenics: adding to the evidence, sharpening the focus. British Journal of Psychiatry 160, 401-404.
3. Asarnow, J. W. (1988). Children at risk for schizophrenia: converging lines of evidence. Schizophrenia Bulletin 14, 613-631.
4. Aylward, E., Walker, E. & Bettes, B. (1984). Intelligence in schizophrenia: meta-analysis of the research. Schizophrenia Bulletin 10, 430-459.
5. Aylward, G. P., Pfeiffer, S. L., Wright, A. & Verhulst, S. J. (1989). Outcome studies of low birth weight infants published in the last decade: a meta analysis. Journal of Paediatrics 115, 515-520.
6. Bellack, A. S., Sayers, M., Mueser, K. T. & Bennett, M. (1994). Evaluation of social problem solving in schizophrenia. Journal of Abnormal Psychology 103, 371-378.
7. Blanchard, J. J. & Neale, J. M. (1994). The neuropsychological signature of schizophrenia: generalized or differential deficit? American Journal of Psychiatry 151, 40-48.
8. Bower, E. M. & Shellhamer, T. A. (1960). School characteristics of male adolescents who later became schizophrenic. American Journal of Orthopsychiatry 30, 712-729.
9. Buka, S. L., Tsuang, M. T. & Lipsitt, L. P. (1993). Pregnancy/ delivery complications and psychiatric diagnosis. Archives of General Psychiatry 50, 151-157.
10. Cannon, T. D., Zorrilla, L. E., Shtasel, D., Gur, R. E., Gur, R. C., Marco, E. J., Moberg, P. & Price, A. (1994). Neuropsychological functioning in siblings discordant for schizophrenia and healthy volunteers. Archives of General Psychiatry 51, 651-661.
11. Castle, D. J. & Murray, R. M. (1991). The neurodevelopmental basis of sex differences in schizophrenia. Psychological Medicine 21, 565-675.
12. Chapman, L. J. & Chapman, J. P. (1973). Problems in the measurement of cognitive deficit. Psychological Bulletin 79, 380-385.
13. Connell, P. H. (1958). Amphetamine Psychosis. Maudsley Monograph No. 5, Chapman and Hall: London.
14. Crawford, J. R., Besson, J. A. O., Bremner, M., Ebmeier, K. P., Cochrane, R. H. B. & Kirkwood, K. (1992). Estimation of premorbid intelligence in schizophrenia. British Journal of Psychiatry 161, 69-74.
15. Crawford, J. R., Obonsawin, M. C. & Bremner, M. (1993). Frontal lobe impairment in schizophrenia: relationship to intellectual functioning. Psychological Medicine 23, 787-790.
16. Cuilari, S. (1985). Verbal and performance IQ for a psychiatric population. Psychological Reports 57, 1169-1170.
17. Cutting, J. (1990). The Right Cerebral Hemisphere and Psychiatric Disorder. Oxford University Press: Oxford.
18. David, A. S. & Cutting, J. C. (eds.) (1994). The Neuropsychology of Schizophrenia. Lawrence Erlbaum Associates: Hove, Sussex.
19. David, A., van Os, J., Jones, P., Fahy, T., Harvey, I. & Förster, A. (1995). Insight and the course of psychiatric illness: cross-sectional and longitudinal associations. British Journal of Psychiatry 167, 621-626.
20. Davison, K. & Bagley, C. R. (1969). Schizophrenia-like Psychoses Associated with Organic Disorders of the Central Nervous System. Current Problems in Neuropsychiatry 4, Headley Brothers: Ashford, Kent.
21. Done, D. J., Crow, T. J., Johnstone, E. C. & Sacker, A. (1994). Childhood antecedents of schizophrenia and affective illness: social adjustment at ages 7 and 11. British Medical Journal 309, 699-703.
22. Erlenmeyer-Kimling, L., Kestenbaum, C., Bird, H. & Hildoff, U. (1984). Assessment of the New York High-Risk Project subjects in Sample A who are now clinically deviant. In Children at Risk for Schizophrenia (ed. N. F. Watt, E. J. Anthony, L. C. Wynne and J. E. Rolf), pp. 227-239. Cambridge University Press: Cambridge.
23. Erlenmeyer-Kimling, L, Rock, D., Squires-Wheeler, E., Roberts, S. & Yang, J. (1991). Early life precursors of psychiatric outcomes in adulthood in subjects at risk for schizophrenia or affective disorders. Psychiatry Research 39, 239-256.
24. Garety, P. (1991). Reasoning and delusions. British Journal of Psychiatry 159 (Suppl. 14), 14-18.
25. Geddes, J. R. & Lawrie, S. M. (1995). Obstetric complications and schizophrenia: a meta analysis. British Journal of Psychiatry 167, 786-793.
26. Goldberg, T. E. & Weinberger, D. R. (1988). Probing prefrontal function in schizophrenia with neuropsychological paradigms. Schizophrenia Bulletin 14, 179-183.
27. Goldberg, T. E., Ragland, J. D., Torrey, E. F., Gold, J. M., Bigelow, L. B. & Weinberger, D. R. (1990). Neuropsychological assessment of monozygotic twins discordant for schizophrenia. Archives of General Psychiatry 47, 1066-1072.
28. Goldberg, T. E., Hyde, T. M., Kleinman, J. E. & Weinberger, D. R. (1993a). Course of schizophrenia: neuropsychological evidence for a static encephalopathy. Schizophrenia Bulletin 19, 797-804.
29. Goldberg, T. E., Gold, J. M., Greenberg, R., Griffin, S., Schulz, C., Pickar, D., Kleinman, J. E. & Weinberger, D. R. (1993b). Contrasts between patients with affective disorders and patients with schizophrenia on a neuropsychological test battery. American Journal of Psychiatry 130, 1355-1362.
30. Goldberg, T. E. Gold, J. M., Torrey, E. F. & Weinberger, D. R. (1995). Lack of sex differences in the neuropsychological performance of patients with schizophrenia. American Journal of Psychiatry 152, 883-888.
31. Goodman, R., Simonoff, E. & Stevenson, J. (1995). The impact of child IQ, parent IQ and sibling IQ on child behavioural deviance scores. Journal of Child Psychology and Psychiatry 36, 409-425.
32. Griffith, J. J., Mednick, S. A., Schulsinger, F. & Diderichsen, B. (1980). Verbal associative disturbances in children at high risk for schizophrenia. Journal of Abnormal Psychology 89, 125-131.
33. Hallgren, B. & Sjögren, T. (1959). A clinical and genetico-statistical study of schizophrenia and low-grade mental deficiency in a large Swedish rural population. Acta Psychiatrica Neurologica, Scandinavica 35, 1-65.
34. Hill, A. B. (1965). The environment and disease: association or causation? Journal of the Royal Society of Medicine 58, 395-400.
35. Hoff, A. L., Riordan, H., O'Donnell, D. W., Morris, L. & DeLisi, L. E. (1992). Neuropsychological function of first episode schizophreniform patients. American Journal of Psychiatry 149, 898-903.
36. Jones, P. & Murray, R. M. (1991). The genetics of schizophrenia is the genetics of neurodevelopment. British Journal of Psychiatry 158, 615-623.
37. Jones, P., Guth, C., Lewis, S. & Murray, R. (1994a). Low intelligence and poor educational achievement precede early onset schizophrenic psychosis. The Neuropsychology of Schizophrenia (ed. A. S. David and J. C. Cutting), pp. 131-144. Lawrence Erlbaum Associates: East Sussex.
38. Jones, P., Rodgers, B., Murray, R. & Marmot, M. (1994b). Child developmental risk factors for adult schizophrenia in the British 1946 birth cohort. Lancet 334, 1393-1402.
39. Kendell, R. E., Cooper, J. E., Crowley, A. J., Copeland, J. R. M. & Sharpe, C. (1971). Criteria of American and British psychiatrists. Archives of General Psychiatry 25, 123-130.
40. Kristjansson, E., Allebeck, P. & Wistedt, B. (1986). Validity of the diagnosis schizophrenia in a psychiatric inpatient register. Nordisk Psychiatri Tidsskrift 43, 229-234.
41. Lewis, G., David, A., Andreasson, S. & Allebeck, P. (1992). Schizophrenia and city life. Lancet 340, 137-140.
42. Malmberg, A., David, A., Allebeck, P. & Lewis, G. (1997). Premorbid adjustment and personality in schizophrenia: a review and historical cohort study. (In the press.)
43. Mason, C. F. (1956). Pre-illness intelligence of mental hospital patients. Journal of Consulting Psychology 20, 297-300.
44. Offord, D. R. (1974). School performance of adult schizophrenics, their siblings and age mates. British Journal of Psychiatry 125, 12-19.
45. Offord, D. R. & Cross, L. A. (1971). Adult schizophrenia with scholastic failure or low IQ in childhood. Archives of General Psychiatry 24, 431-436.
46. Ott, A., Breteler, M. M. B., van Harskamp, F., Claus, J. J., van der Cammen, T. J. M., Grobbee, D. E. & Hofman, A. (1995). Prevalence of Alzheimer's disease and vascular dementia: association with education. The Rotterdam study. British Medical Journal 310, 970-973.
47. Reid, A. H. (1989). Schizophrenia in mental retardation: clinical features. Research in Developmental Disabilities 10, 241-249.
48. Saykin, A. J., Shtasel, D. L., Gur, R. E., Kester, D. B., Mozley, L. H., Stafiniak, P. & Gur, R. C. (1994). Neuropsychological deficits in neuroleptic naive patients with first-episode schizophrenia. Archives of General Psychiatry 51, 124-131.
49. Schwartzman, A. E. & Douglas, V. I. (1962). Intellectual loss in schizophrenia: Part 1. Canadian Journal of Psychology 16, 1-10.
50. Statistics Data Analysis, V4. (1994). Stata Corporation, 702 University Drive, College Station, Texas 77840, USA: Texas.
51. Tamlyn, D., McKenna, P. J., Mortimer, A. M., Lund, C. E., Hammond, S. & Baddeley, A. D. (1992). Memory impairment in schizophrenia: its extent, affiliations and neuropsychological character. Psychological Medicine 22, 101-115.
52. Watt, N. F. & Lubensky, A. W. (1976). Childhood roots of schizophrenia. Journal of Consulting and Clinical Psychology 44, 363-375.
53. Wing, J. K., Cooper, J. E. & Sartorius, N. (1974). Measurement and Classification of Psychiatric Symptoms. Cambridge University Press: Cambridge.
54. World Health Organization (1974). Glossary of Mental Disorders and Guide to their Classification for Use in Conjunction with the International Classification of Diseases, 8th Revision. World Health Organization: Geneva.