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Research Article

Simpson's Paradox: An Example From a Longitudinal Study in South Africa

References

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  • Levitt, N. S., Steyn, K., De Wet, T., Morrell, C. H., Edwards, R., Ellison, G. T. H., and Cameron, N. (1999) “An Inverse Relationship Between Blood Pressure and Birth Weight Among 5 Year Old Children from Soweto, SouthAfrica,” Journal of Epidemiology and Community Health, 53, 264-268.
  • Moore, D. S., and McCabe, G. P. (1998), Introduction to the Practice of Statistics (3rd ed.), New York: W. H. Freeman and Company.
  • Simpson, E. H. (1951), “The Interpretation of Interaction in Contingency Tables,” Journal of the Royal Statistical Society, Ser. B, 13, 238-241.
  • Wardrop, R. L. (1995), Statistics: Learning in the Presence of Variation, Dubuque, Iowa: Wm. C. Brown.
  • Westbrooke, I. (1998), “Simpson’s Paradox: An Example in a New Zealand Survey of Jury Composition,” Chance, 11(2), 40-42.
  • Yach, D., Cameron, N., Padayachee, N., Wagstaff, L., Richter, L., and Fonn, S. (1991), “Birth to Ten: Child Health in South Africa in the 1990s. Rationale and Methods of a Birth Cohort Study,” Paediatric and Perinatal Epidemiology, 5, 211-233.

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