摘要

Background The infant mortality gradient by maternal education is a good indicator of the health impact of the social inequalities that prevail in Chile Aim To propose a systematic method of analysis using simple epidemiological measures for the comparison of differential health risks between social groups that change over tune Material and Methods Data and statistics on births and infant deaths obtained from the Ministry of Health were used Five strata of maternal schooling wen. defined and various measures were calculated to compare infant mortality according to maternal education in the periods 1998 2001 and 2001 2003 Results of particular Interest is the distinction between a measure of effect Relative Risk (RR) which indicates the size of the gap between socioeconomic extremes and the etiological strength of low maternal schooling on infant mortality and a measure of global impact the Population Attributable Risk (PAR%) which takes into account the whole socioeconomic distribution and permits comparisons over tune independently of the variability in the proportions of the different social strata The comparison of these measures in the two periods studied reveals an increase in the infant mortality gap between maternal educational extremes measured by the RR but a stabilization in the population Impact of low maternal schooling Conclusions These results can be explained by a decline in the proportion of mothers in the lowest educational It ye! and an increase in the proportion in the highest group (Rev Med Chile 2010 138 1157 1164)

  • 出版日期2010-9