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India - Vadu Health and Demographic Surveillance System


General Info
India (IND)
Coverage type 
Time period covered 
01/1977 - 12/2010
Series or system 
Demographic Surveillance System (DSS)
Data type
Demographic surveillance:
  • Household
  • Individual
  • Interview
  • Longitudinal
  • Verbal autopsy

The Vadu Health and Demographic Surveillance System was established in 2002 and it covers an area of 232 square km. Data collection occurs every six months for select households in two administrative blocks of the Pune district in the Maharashtra province. 

The scope of demographic surveillance covers household demographic characteristics, living conditions, access to facilities and services, education, employment, maternal mortality, and pregnancy monitoring. Vital events tracked include births, deaths, causes of death, migrations, and marital status changes. Trends in fertility and mortality are monitored over time.