Abstract
The Integrated Disease Surveillance Project (IDSP) is the key indicator based surveillance system in India to fulfill the core surveillance and response functions requirement under the IHR—2005. The goal of this study was to assess and review the core and supplementary surveillance system attributes and functions affecting the outcome of IDSP in the state of Andhra-Pradesh, by undertaking a cross-sectional survey in 35 health facilities; conducting 110 Key Informant Interviews (KIIs) across all 23 districts in the state. The results from the study will inform the country''s efforts to meet the IHR-2005 core capacity requirements by the year 2015.