Determinants of cardiovascular disease and sequential decision-making for treatment among women: A Heckman's approach.

•Women over age 40, from lower socio-economic status and those widowed/divorced are at elevated risk.•Diabetes, hypertension, obesity and unhealthy diet are the major risk factors.•Treatment-seeking is higher in women over age 40, from upper socio-economic status and those married.•Autonomy, accessibility, affordability and availability influence treatment-seeking behaviour.