Table 1.

 Sources of data for study

Population	Years	Sample size	Data	Source and reference
Million Death Study	2001-3	125 000 deaths in 1.1 million homes (nationally representative)	Causes of death by age, sex, and district	Registrar General of India17
Medically certified causes of death from selected urban hospitals	1990-2000	About 300 000 annual deaths in 300 urban hospitals of 21 states	Causes of death by age and sex in urban areas	Registrar General of India18
Antenatal clinic attenders	2000-7	1 015 780 women at public clinics	HIV and syphilis status, by key demographic groups in women aged 15-34	National AIDS Control Organization6
Voluntary counselling and testing centre attenders	2003-7	2 207 854 women and 2 405 248 men at public clinics	HIV status by age, sex, and district in men and women aged ≥15	National AIDS Control Organization6