Christina E. Miyawaki|Minhui Liu
Gender differences in cognitive impairment among the old and the oldest?old in China
University of Houston|Johns Hopkins University
aim examine gender differences prevalence cognitive impairment across two age cohorts china old aged 6579 years oldestold aged 80116 years methods chinese longitudinal healthy longevity survey waves 2008 2011 used n 13 586 regression analysis used model gender effects baseline cognitive function onset cognitive impairment independent variables included demographics socioeconomic status ses social network leisure activities functional disabilities results among oldestold women 329 twice likely men 157 cognitive impairment old women 22 slightly likely men 19 regression models showed oldestold women significantly higher risk cognitive impairment men p lt 0001 even adjusting independent variables significant gender differences found among old cohort ses social network leisure activities appeared affect gender differences especially among oldestold independent variables examined gender effects reduced incorporating ses age cohorts conclusions oldestold gender differences cognitive impairment could due differences ses men women old cohort showed statistically significant gender difference time however follow old cohort future potential gender differences prevalence cognitive impairment geriatr gerontol int 2019 19 586592