Facets of Morbidity and Healthcare Utilisation - National Sample Survey (NSS) Datasets: Reflections on Concepts, Definitions, Measurement and Analysis of Data

National Sample Survey Organisation (Government of India) has made rigorous attempt in developing and measuring morbidity and capturing health seeking behaviour of people since the inception of NSSO in 1950. Since 1980s the NSSO launched the nationwide surveys representing every state & union territory to portray the scenario for All-india separately for Rural and Urban areas on morbidity and healthcare utilisation. This paper discusses the concepts and measurement of morbidity and health care utilisation used in the 13 rounds of the survey done so far since 1950s.