Objective:
to describe the methods used in mother-child health studies (PESMIC), over a period of 20 years in Ceará.
Methods:
a series of studies carried out over a twenty-year period were examined with regard to the following aspects: a) population-based cross-sectional series studies, with a representative sample of 8000 families; b) questionnaires and anthropo-metric measurements were used, studying the levels and causes of infant mortality, the prevalence of mother and child malnutrition, the duration of breastfeeding, vaccination coverage, the prevalence and management of diarrhea and access to mother-child health services; c) the results obtained were outcome variables (mainly infant mortality) and various determining factors relating to the child and the mother and social and economic conditions.
Results:
the response rate was nearly 100% for the five studies (1986-2007) and there were important changes in socio-demographic and health indicators, an 81% reduction in the infant mortality rate, a 43% increase in breastfeeding an immunization rate of 95%. There was also a 243% increase in overweight. In total the five studies covered 177,132 residents, 47,508 women and 13,049 children.
Conclusion:
it is recommended that these studies should be continued using the same methodology, making it possible to analyze variations over time.
Methodology; Epidemiology; Women's health; Child health; Cross-sectional studies