Results of the Cox regression estimating the impact of blood kin on the mortality of reproductive women.

Hazard ratios are presented together with indicators of statistical significance (** p<0.01, * p<0.05, + p<0.1). Robust standard errors are given in parentheses. All models control for ID’s birth cohort, birth order, marital status (husband alive), postpartum period, number of births, number of living offspring, and socio-economic status of the current marriage. Full models are presented in S1 and S3 Tables.