A life-course approach to measuring socioeconomic position in population health surveillance systems

Journal of Epidemiology and Community Health

Volumn 60, Issue 11, 2006, Pages 981-992

  Chittleborough, C R ^a   Baum, F E ^b   Taylor, A W ^c   Hiller, J E ^a  

^a UNIVERSITY OF ADELAIDE   (Australia)

^b FLINDERS UNIVERSITY   (Australia)

^c Population Research and Outcome Studies Unit   (Australia)

Author keywords

[No Author keywords available]

Indexed keywords

DISEASE INCIDENCE; HEALTH STATUS; LIFESTYLE; MEASUREMENT METHOD; MONITORING; POPULATION STRUCTURE; RISK; SOCIOECONOMIC STATUS;

CHRONIC DISEASE; EDUCATION; FAMILY ATTITUDE; HEALTH CARE UTILIZATION; HEALTH SURVEY; HUMAN; LONGITUDINAL STUDY; MEDICAL LITERATURE; OCCUPATION AND OCCUPATION RELATED PHENOMENA; REVIEW; RISK FACTOR; SOCIOECONOMICS; VALIDITY;

CONFOUNDING FACTORS (EPIDEMIOLOGY); DATA INTERPRETATION, STATISTICAL; FAMILY CHARACTERISTICS; FAMILY HEALTH; HUMANS; POPULATION SURVEILLANCE; QUESTIONNAIRES; RESIDENTIAL MOBILITY; RISK FACTORS; SOCIOECONOMIC FACTORS;

EID: 33750631420     PISSN: 0143005X     EISSN: None     Source Type: Journal    
DOI: 10.1136/jech.2006.048694     Document Type: Review

References (139)

1. Kaplan G, Keil J. Socioeconomic factors and cardiovascular disease: a review of the literature. Circulation 1993;88:1973-98.
2. Graham H, Kelley M. Health inequalities: concepts, frameworks and policy. London: Health Development Agency, 2004.
3. Evans G, Kantrowitz E. Socioeconomic status and health: the potential role of environmental risk exposure. Annu Rev Public Health 2002;23:303-31.
4. Turrell G, Mathers C. Socioeconomic status and health in Australia. Med J Aust 2000;172:434-8.
5. Thacker S, Buffington J. Applied epidemiology for the 21st century. Int J Epidemiol 2001;31:320-5.
6. Berkman L, Macintyre S. The measurement of social class in health studies: old measures and new formulations. IARC Sci Publ 1997;138:51-64.
7. Davey Smith G. Socioeconomic differentials. In: Kuh D, Ben-Shlomo Y, eds. A life course approach to chronic disease epidemiology. New York: Oxford University Press, 1997.
8. Duncan G, Daly M, McDonough P, et al. Optimal indicators of socioeconomic status for health research. Am J Public Healfri 2002;92:1151-7.
9. Grundy E, Holt G. The Socioeconomic status of older adults: how should we measure it in studies of health inequalities? J Epidemiol Community Health 2001;55:895-904.
10. Krieger N, Williams D, Moss N. Measuring social class in US public health research: concepts, methodologies, and guidelines. Annu Rev Public Health 1997;18:341-78.
11. Kunst A, Mackenbach J. Measuring socioeconomic inequalities in health. Copenhagen: World Health Organization, 1994.
12. Lindelöw M. Sometimes more equal than others: how health inequalities depend on the choice of welfare indicator. Oxford: The World Bank Centre for Study of African Economies, Oxford University, 2004.
13. Macintyre S, McKay L, Der G, et al. Socio-economic position and health: what you observe depends on how you measure it. J Public Health Med 2003;25:288-94.
14. Oakes J, Rossi P. The measurement of SES in health research: current practice and steps toward a new approach. Soc Sci Med 2003;56:769-84.
15. Lynch J, Kaplan G. Socioeconomic position. In: Berkman L, Kawachi I, eds. Social epidemiology. New York: Oxford University Press, 2000.
16. Thacker S, Stroup D. Future directions for comprehensive public health surveillance and health information systems in the United States. Am J Epidemiol 1994;140:383-97.
17. Compostrini S. Surveillance systems and data analysis: continuously collected behavioural data. In: McQueen D, Puska P, eds. Global behavioral risk factor surveillance. New York: Kluwer Academic, 2003.
18. Braveman P. Monitoring equity in health and healthcare: a conceptual framework. J Health Popul Nutr 2003;21:181-92.
19. Tennant S, Szuster F. Nationwide monitoring and surveillance question development: diabetes mellitus. Adelaide: Public Health Information Development Unit, 2003.
20. Teutsch S, Churchill R. Principles and practice of public health surveillance, 2nd edn. New York: Oxford University Press, 2000.
21. Australian Institute of Health and Welfare, Commonwealth Department of Health and Aged Care. Workshop on health inequalities in Australia: data collection, information development and monitoring. Canberra: AIHW, 2000.
22. Turrell G, Oldenburg B, McGuffog I, et al. Socioeconomic determinants of health: towards a national research program and a policy and intervention agenda. Canberra: Queensland University of Technology, School of Public Health, Ausinfo, 1999.
23. Susser E. Eco-epidemiology: thinking outside the black box. Epidemiology 2004;15:519-20.
24. Greenland S, Gago-Dominguez M, Castelao J. The value of risk-factor ("black-box") epidemiology. Epidemiology 2004;15:529-35.
25. Krieger N. Refiguring "race": epidemiology, racialized biology and biological expressions of race relations. Int J Health Serv 2000;30:211-16.
26. Ben-Shlomo Y, Kuh D. A life course approach to chronic disease epidemiology: conceptual models, empirical challenges and interdisciplinary perspectives. Inf J Epidemiol 2002;31:285-93.
27. Kawachi I, Subramanian S, Almeida-Filho N. A glossary for health inequalities. J Epidemiol Community Health 2002;56:647-52.
28. Hallqvist J, Lynch J, Bartley M, et al. Can we disentangle life course processes of accumulation, critical period and social mobility? An analysis of disadvantaged socio-economic positions and myocardial infarction in the Stockholm Heart Epidemiology Program. Soc Sci Med 2004;58:1555-62.
29. Galobardes B, Lynch JW, Davey Smith G. Childhood Socioeconomic circumstances and cause-specific mortality in adulthood: systematic review and interpretation. Epidemiol Rev 2004;26:7-21.
30. Barker D. Fetal and infant origins of adult disease. London: BMJ, 1992.
31. Barker DJ, Gluckman PD, Godfrey KM, et al. Fetal nutrition and cardiovascular disease in adult life. Lancet 1993;341:938-41.
32. Bartley M, Sacker A, Schoon I. Social and economic trajectories and women's health. In: Kuh D, Hardy R, eds. A life course approach to women's health. Oxford: Oxford University Press, 2002.
33. Davey Smith G, Hart C. Life-course socioeconomic and behavioral influences on cardiovascular disease mortality: the Collaborative Study. Am J Public Health 2002;92:1295-8.
34. Graham H. Building an inter-disciplinary science of health inequalities: the example of lifecourse research. Soc Sci Med 2002;55:2005-16.
35. Singh-Manoux A, Ferrie JE, Chandola T, et al. Socioeconomic trajectories across the life course and health outcomes in midlife: evidence for the accumulation hypothesis? Int J Epidemiol 2004;33:1072-9.
36. Ciocco A, Klein H, Palmer C. Child health and the selective service physical standards. Public Health Rep 1941;56:2365-75.
37. Davey Smith G, Hart C, Blane D, et al. Lifetime socioeconomic position and mortality: prospective observational study. BMJ 1997;314:547-52.
38. Lawlor D, Ebrahim S, Davey Smith G. Socioeconomic position in childhood and adulthood and insulin resistance: cross sectional survey using data from British Women's Heart and Health Study. BMJ 2002;325:805-9.
39. Lynch J, Kaplan G, Shema S. Cumulative impact of sustained economic hardship on physical, cognitive, psychological, and social functioning. N Engl J Med 1997;337:1889-95.
40. Pensola T, Martikainen P. Cumulative social class and mortality from various causes of adult men. J Epidemiol Community Health 2003;57:745-51.
41. Kuh D, Ben-Shlomo Y, eds. Introduction: a life course approach to the aetiology of adult chronic disease. A life course approach to chronic disease epidemiology. New York: Oxford University Press, 1997.
42. Davey Smith G, Lynch J. Life course approaches to socioeconomic differentials in health. In: Kuh D, Ben-Shlomo Y, eds. A life course approach to chronic disease epidemiology. 2nd edn. Oxford: Oxford University Press, 2004.
43. Golobardes B, Shaw M, Lawlor DA, et al. Indicators of socioeconomic position (part 1). J Epidemiol Community Health 2006;60:7-12.
44. Galobardes B, Shaw M, Lawlor DA, et al. Indicators of socioeconomic position (part 2). J Epidemiol Community Health 2006;60:95-101.
45. Krieger N. A glossary for social epidemiology. J Epidemiol Community Health 2001;55:693-700.
46. Liberatos P, Link BG, Kelsey JL. The measurement of social class in epidemiology. Epidemiol Rev 1988;10:87-121.
47. Flowers J, Hall P, Pencheon D. Public health indicators. Public Health 2005;119:239-45.
48. Najman J, Bor W, Morrison J, et al. Child developmental delay and socioeconomic disadvantage in Australia: a longitudinal study. Soc Sci Med 1992;34:829-35.
49. Goodman E, McEwen BS, Huang B, et al. Social inequalities in biomarkers of cardiovascular risk in adolescence. Psychosom Med 2005;67:9-15.
50. Lawlor DA, Morton SM, Nitsch D, et al. Association between childhood and adulthood socioeconomic position and pregnancy induced hypertension: results from the Aberdeen children of the 1950s cohort study. J Epidemiol Community Health 2005;59:49-55.
51. Osler M, Andersen AM, Batty GD, et al. Relation between early life socioeconomic position and all cause mortality in two generations. A longitudinal study of Danish men born in 1953 and their parents. J Epidemiol Community Health 2005;59:38-41.
52. Jefferis BJ, Power C, Graham H, et al. Effects of childhood socioeconomic circumstances on persistent smoking. Am J Public Health 2004;94:279-85.
53. Beebe-Dimmer J, Lynch JW, Turrell G, et al. Childhood and adult socioeconomic conditions and 31-year mortality risk in women. Am J Epidemiol 2004;159:481-90.
54. Combs Y. Midlife health of African-American women: cumulative disadvantage as a predictor of early senscence. Res Social Health Care 2002;20:123-35.
55. Cupertino A. The impact of life course socioeconomic status on cardiovascular disease and overall mortality. Diss Abstr Int 2001;62:1614
56. van Lenthe FJ, Schrijvers CT, Droomers M, et al. Investigating explanations of socio-economic inequalities in health: the Dutch GLOBE study. Eur J Public Health 2004;14:63-70.
57. Bor W, Najman J, Andersen M, et al. Socioeconomic disadvantage and child morbidity: an Australian longitudinal study. Soc Sci Med 1993;36:1053-61.
58. van de Mheen H, Stronks K, Mackenbach J. A lifecourse perspective on socio-economic inequalities in health: the influence of childhood socio-economic conditions and selection processes. In: Bartley M, Blane D, Davey Smith G, eds. The sociology of health inequalities. Oxford: Blackwell, 1998.
59. Gilman S, Kawachi I, Fitzmaurice G, et al. Socioeconomic status in childhood and the lifetime risk of major depression. Int J Epidemiol 2002;31:359-67.
60. Gilman SE, Kawachi I, Fitzmaurice GM, et al. Socio-economic status, family disruption and residential stability in childhood: relation to onset, recurrence and remission of major depression. Psychol Med 2003;33:1341-55.
61. Geckova A, van Dijk J, Groothoff J, et al. Socio-economic differences in health risk behaviour among Slovak adolescents. Soz Proventivmed 2002;47:233-9.
62. Jackson B, Kubzansky L, Cohen S, et al. A matter of life and breath: childhood socioeconomic status is related to young adult pulmonary function in the CARDIA study. Int J Epidemiol 2004;33:271-8.
63. Wheaton B, Clarke P. Space meets time: integrating temporal and contextual influences on mental health in early adulthood. Am Social Rev 2003;68:680-706.
64. Nicolau B, Marcenes W, Hardy R, et al. A life-course approach to assess the relationship between social and psychological circumstances and gingival status in adolescents. J Clin Periodontol 2003;30:1038-45.
65. Nicolau B, Marcenes W, Bartley M, et al. A life course approach to assessing causes of dental caries experience: the relationship between biological, behavioural, socio-economic and psychological conditions and caries in adolescents. Caries Res 2003;37:319-26.
66. Turrell G, Lynch J, Kaplan G, et al. Socioeconomic position across the lifecourse and cognitive function in late middle age. J Gerontol B Psychol Sci Soc Sci 2002;57B:S43-51.
67. Gilman S, Abrams D, Buka S. Socioeconomic status over the life course and stages of cigarette use: initiation, regular use, and cessation. J Epidemiol Community Health 2003;57:802-8.
68. Lynch JW, Everson SA, Kaplan GA, et al. Does low socioeconomic status potentiate the effects of heightened cardiovascular responses to stress on the progression of carotid atherosclerosis? Am J Public Health 1998;88:389-94.
69. Lynch J, Kaplan G, Cohen R, et al. Childhood and adult socioeconomic status as predictors of mortality in Finland. Lancet 1994;343:524-7.
70. Lynch J, Kaplan G, Salonen J. Why do poor people behave poorly? Variation in adult health behaviours ana psychosocial characteristics by stages of the socioeconomic lifecourse. Soc Sci Med 1997;44:809-19.
71. Kuh D, Hardy R, Langenberg C, et al. Mortality in adults aged 26-54 years related to socioeconomic conditions in childhood and adulthood: post war birth cohort study. BMJ 2002;325:1076-80.
72. Richards M, Wadsworth ME. Long term effects of early adversity on cognitive function. Arch Dis Child 2004;89:922-7.
73. Hayward MD, Gorman BK. The long arm of childhood: the influence of early-life social conditions on men's mortality. Demography 2004;41:87-107.
74. Wise L, Krieger N, Zierler S, et al. Lifetime socioeconomic position in relation to onset of perimenopause. J Epidemiol Community Health 2002;56:851-60.
75. Ensminger ME, Juon HS, Fothergill KE. Childhood and adolescent antecedents of substance use in adulthood. Addiction 2002;97:833-44.
76. Singer B, Ryff CD. Hierarchies of life histories and associated health risks. Ann N Y Acad Sci 1999;896:96-115.
77. Schoon I, Sacker A, Bartley M. Socio-economic adversity and psychosocial adjustment: a developmental-contextual perspective. Soc Sci Med 2003;57:1001-15.
78. Power C, Li L, Manor O. A prospective study of limiting longstanding illness in early adulthood. Int J Epidemiol 2000;29:131-9.
79. Lundberg O. The impact of childhood living conditions on illness and mortality in adulthood. Soc Sci Med 1993;36:1047-52.
80. Najman J, Aird R, Bor W, et al. The generational transmission of socioeconomic inequalities in child cognitive development and emotional health. Soc Sci Med 2004;58:1147-58.
81. Rona RJ. Genetic and environmental factors in the control of growth in childhood. Br Med Bull 1981;37:265-72.
82. Rosvall M, Ostergren PO, Hedblad B, et al. Life-course perspective on socioeconomic differences in carotid atherosclerosis. Arterioscler Thromb Vasc Biol 2002;22:1704-11.
83. Kuh D, Ben-Shlomo Y, eds. A life course approach to chronic disease epidemiology. New York: Oxford University Press, 1997.
84. Eriksson JG, Forsen TJ, Osmond C, et al. Pathways of infant and childhood growth that lead to type 2 diabetes. Diabetes Care 2003;26:3006-10.
85. Brunner EJ, Kivimaki M, Siegrist J, et al. Is the effect of work stress on cardiovascular mortality confounded by socioeconomic factors in the Valmet study? J Epidemiol Community Health 2004;58:1019-20.
86. Okasha M, McCarron P, McEwen J, et al. Childhood social class and adulthood obesity: findings from the Glasgow Alumni Cohort. J Epidemiol Community Health 2003;57:508-9.
87. Fuchs V. Reflections on the socio-economic correlates of health. J Health Econ 2004;23:653-61.
88. Blane D, Hart C, Davey Smith G, et al. Association of cardiovascular disease risk factors with socioeconomic position during childhood and during adulthood. BMJ 1996;313:1434-8.
89. Davey Smith G, Hart C, Blane D, et al. Adverse socioeconomic conditions in childhood and cause specific adult mortality: prospective observational study. BMJ 1998;316:1631-5.
90. Hart CL, Davey Smith G, Blane D. Inequalities in mortality by social class measured at 3 stages of the lifecourse. Am J Public Health 1998;88:471-4.
91. Heslop P, Davey Smith G, Macleod J, et al. The socioeconomic position of employed women, risk factors and mortality. Soc Sci Med 2001;53:477-85.
92. Macleod J, Davey Smith G, Heslop P, et al. Are the effects of psychosocial exposures attributable to confounding? Evidence from a prospective observational study on psychological stress and mortality. J Epidemiol Community Health 2001;55:878-84.
93. Hart C, Davey Smith G, Blane D. Social mobility and 21 year mortality in a cohort of Scottish men. Soc Sci Med 1998;47:1121-30.
94. Regidor E, Banegas JR, Gutierrez-Fisac JL, et al. Socioeconomic position in childhood and cardiovascular risk factors in older Spanish people. Int J Epidemiol 2004;33:723-30.
95. Rich-Edwards JW, Colditz GA, Stampfer MJ, et al. Birthweight and the risk for type 2 diabetes mellitus in adult women. Ann Intern Med 1999;130:278-84.
96. Ebrahim S, Montaner D, Lawlor DA. Clustering of risk factors and social class in childhood and adulthood in British women's heart and health study: cross sectional analysis. BMJ 2004;328:861-5.
97. Lawlor D, Davey Smith G, Ebrahim S. Life course influences on insulin resistance: findings from the British Women's Heart and Health Study. Diabetes Care 2003;26:97-103.
98. Lawlor DA, Ebrahim S, Davey Smith G. The association of socio-economic position across the life course and age at menopause: the British Women's Heart and Health Study. BJOG 2003;110:1078-87.
99. Lawlor DA, Davey Smith G, Ebrahim S. Association Bbetween childhood socioeconomic status and coronary heart disease risk among postmenopausal women: findings from the British Women's Heart and Health Study. Am J Public Health 2004;94:1386-92.
100. Wannamethee SG, Whincup PH, Shaper G, et al. Influence of fathers' social class on cardiovascular disease in middle-aged men. Lancet 1996;348:1259-63.
101. Adams J, White M, Pearce M, et al. Life course measures of socioeconomic position and self reported health at age 50: prospective cohort study. J Epidemiol Community Health 2004;58:1028-9.
102. Parker L, Lamont D, Unwin N, et al. A lifecourse study of risk for hyperinsulinaemia, dyslipidaemia and obesity (the central metabolic syndrome) at age 49-51 years. Diabetes Med 2003;20:406-15.
103. Lamont D, Parker L, White M, et al. Risk of cardiovascular disease measured by carotid intima-media thickness at age 49-51: lifecourse study. BMJ 2000;320:273-8.
104. Hertzman C, Power C, Matthews S, et al. Using an interactive framework of society and lifecourse to explain self-rated health in early adulthood. Soc Sci Med 2001;53:1575-85.
105. Parsons TJ, Power C, Manor O. Fetal and early life growth and body mass index from birth to early adulthood in 1958 British cohort: longitudinal study. BMJ 2001;323:1331-5.
106. Jefferis BJ, Power C, Graham H, et al. Changing social gradients in cigarette smoking and cessation over two decades of adult follow-up in a British birth cohort. J Public Health (Oxford) 2004;26:13-18.
107. Fergusson D, Swain-Campbell N, Horwood J. How does childhood economic disadvantage lead to crime? J Child Psychol Psychiatry 2004;45:956-66.
108. Thomson WM, Poulton R, Milne BJ, et al. Socioeconomic inequalities in oral health in childhood and adulthood in a birth cohort. Community Dent Oral Epidemiol 2004;32:345-53.
109. Thomson WM, Poulton R, Kruger E, et al. Socio-economic and behavioural risk factors for tooth loss from age 18 to 26 among participants in the Dunedin Multidisciplinary Health and Development Study. Caries Res 2000;34:361-6.
110. Langenberg C, Hardy R, Kuh D, et al. Central and total obesity in middle aged men and women in relation to lifetime socioeconomic status: evidence from a national birth cohort. J Epidemiol Community Health 2003;57:816-22.
111. McLaren L, Kuh D. Women's body dissatisfaction, social class, and social mobility. Soc Sci Med 2004;58:1575-84.
112. Kuh D, Hardy R, Rodgers B, et al. Lifetime risk factors for women's psychological distress in midlife. Soc Sci Med 2002;55:1957-73.
113. Benzeval M, Dilnot A, Judge K, et al. Income and health over the lifecourse: evidence and policy implications. In: Graham H, ed. Understanding health inequalities. Buckingham: Open University Press, 2000.
114. Poulton R, Caspi A, Milne B, et al. Association between children's experience of socioeconomic disadvantage and adult health: a life-course study. Lancet 2002;360:1640-5.
115. Harper S, Lynch J, Hsu W-L, et al. Life course socioeconomic conditions and adult psychosocial functioning. Inf J Epidemiol 2002;31:395-403.
116. Modin B. Birth order and mortality: a life-long follow-up of 14,200 boys and girls born in early 20th century Sweden. Soc Sci Med 2002;54:1051-64.
117. Pensola T, Martikainen P. Life-course experiences and mortality by adult social class among young men. Soc Sci Med 2004;58:2149-70.
118. Wamala S, Lynch J, Kaplan G. Women's exposure to early and later life socioeconomic disadvantage and coronary heart disease risk: the Stockholm Female Coronary Risk Study. Int J Epidemiol 2001;30:275-84.
119. Schoon I, Bynner J, Joshi H, et al. The influence of context, timing, and duration of risk experiences for the passage from childhood to midadulthood. Child Dev 2002;73:1486-504.
120. Berney LR, Blane DB. Collecting retrospective dato: accuracy of recall after 50 years judged against historical records. Soc Sci Med 1997;45:1519-25.
121. Holland P, Berney L, Blane D, et al. Life course accumulation of disadvantage: childhood health and hazard exposure during adulthood. Soc Sci Med 2000;50:1285-95.
122. Blane D, Berney L, Davey Smith G, et al. Reconstructing the life course: health during early old age in a follow-up study based on the Boyd Orr cohort. Public Health 1999;113:117-24.
123. Blane D, Higgs P, Hyde M, et al. Life course influences on quality of life in early old age. Soc Sci Med 2004;58:2171-9.
124. Blane D, Berney L, Montgomery S. Domestic labour, paid employment and women' health: analysis of life course data. Soc Sci Med 2001;52:959-65.
125. Naess O, Claussen B, Thelle DS, et al. Cumulative deprivation and cause specific mortality. A census based study of life course influences over three decades. J Epidemiol Community Health 2004;58:599-603.
126. Curtis S, Southall H, Congdon P, et al. Area effects on health variation over the life-course: analysis of the longitudinal study sample in England using new data on area of residence in childhood. Soc Sci Med 2004;58:57-74.
127. Hope S, Power C, Rodgers B. The relationship between parental separation in childhood and problem drinking in adulthood. Addiction 1998;93:505-14.
128. Sobngwi E, Mbanya JC, Unwin NC, et al. Exposure over the life course to an urban environment and its relation with obesity, diabetes, and hypertension in rural and urban Cameroon. Int J Epidemiol 2004;33:769-76.
129. Schooling M, Leung GM, Janus ED, et al. Childhood migration and cardiovascular risk. Int J Epidemiol 2004;33:1219-26.
130. Susser I. Social theory and social class. IARC Scientific Publications 1997;138:41-50.
131. Lynch J, Davey Smith G, Kaplan G, et al. Income inequality and mortality: importance to health of individual income, psychosocial environment, or material conditions. BMJ 2000;320:1200-4.
132. Baxter J. How much does parental education explain educational attainment of males and females in Australia? Negotiating the Life Course Discussion Paper Series. Australian National University; Canberra, 2002.
133. Harper C, Cardona M, Bright M, et al. Health determinants Queensland 2004: at a glance. Brisbane: Public Health Services and Health Information Centre, Queensland Health, 2004.
134. Australian Bureau of Statistics. Australian social trends 2005. Canberra: ABS, 2005.
135. Ellaway A, Macintyre S, McKay L. The historical specificity of early life car ownership as an indicator of socioeconomic position. J Epidemiol Community Health 2003;57:277-8.
136. Oswald A. The housing market and Europe's unemployment: a non-technical paper. Warwick, UK: Department of Economics, University of Warwick, 1999.
137. Krieger N, Okamoto A, Selby JV. Adult female twins' recall of childhood social class and father's education: a validation study for public health research. Am J Epidemiol 1998;147:704-8.
138. van de Mheen H, Stronks K, Looman C, et al. Does childhood socioeconomic status influence adult health through behavioural factors? Int J Epidemiol 1998;27:43l-7.
139. Hayes L, Quine S, Taylor R, et al. Socio-economic mortality differentials in Sydney over a quarter of a century, 1970-94. Aust N Z J Public Health 2002;26:311-17.