Adjusted hazard ratios (95% CI) for incident functional disability by social relations.

a)Model 1 is adjusted for age, sex, annual equivalent income, educational attainment, marital status, occupation status, self-reported medical conditions, depression, smoking, and alcohol consumption.b)Model 2 is adjusted for the covariates in Model 1 plus frequency of meeting friends.c)Model 3 is adjusted for the covariates in Model 1 plus receiving emotional support.d)Model 4 is adjusted for the covariates in Model 1 plus providing emotional support.e)Model 5 is adjusted for the covariates in Model 1 plus receiving instrumental support.f)Model 6 is adjusted for the covariates in Model 1 plus providing instrumental support.