Abstract Background Depression is a major mental disorder worldwide. The
prevalence of depression among Korean adults was estimated to be 5.6% in 2006
and 6.7% in 2011, and that increased to 10.3% in 2013. Using national data, the
present study investigated the association between vegetable and fruit intake
and the prevalence of depression among Korean adults. Methods This analysis used
data from ... hiện toàn bộ
Maternity histories provide a means of estimating fertility and mortality from
surveys. The present analysis compares two types of maternity histories—birth
histories and pregnancy histories—in three respects: (1) completeness of live
birth and infant death reporting; (2) accuracy of the time placement of live
births and infant deaths; and (3) the degree to which reported versus actual
total ferti... hiện toàn bộ