Fig. 5

The relationship between WWI and all-cause and CVD mortality based on subgroups. (A) Subgroup and interaction analyses for all-cause mortality, (B) Subgroup and interaction analyses for CVD mortality. Covariant variables were gender, race, age, drinking status, smoking status, education levels, with or without hypertension, BMI, and PIR in the model, except when used as stratification variables. WWI weight-adjusted-waist index, CVD cardiovascular disease, BMI body mass index, PIR poverty income ratio.