Longitudinal Ageing Study in India

The main objective of the Longitudinal Ageing Study in India (LASI) is to provide comprehensive longitudinal evidence base on health, social and economic wellbeing of elderly population in India.

LASI main wave’s covers 30 states and 6 union territories of India covering a panel sample size of 60,250 elderly persons aged 45 years and above. The long-term goal of LASI is to continue this survey for the next 25 years with the first wave planned in the year 2016-17 and second wave in 2018-19. LASI aims to obtain all the indicators for each of the 30 states and 6 union territories. In addition, LASI aims at obtaining indicators for each of the four metropolitan cities of Delhi, Kolkata, Mumbai and Chennai.

Last update – 10/02/2017

Types General population-based cohort
Participant Types No diagnosis
Countries India
Genders Male and Female
Sample sizes 50,000 to 99,999
Ages 40 to 59
Brain related measures Cognitive function|Mental health|Neurological
Funtional rating Caregiver|Individual physiological|Individual psychological
Anthropometric Blood pressure|Height|Hip circumference|Waist circumference|Weight
Physical Cardiovascular|Hearing and Vision|Musculoskeletal|Respiratory
Biological samples Blood
Genotyping Gene screening
Brain imaging Magnetic resonance imaging (MRI)
Brain banking
Lifestyle Alcohol|Dietary habits|Physical activity|Smoking
Socio-economic Education|Ethnic group|Family circumstances|Housing and accommodation|Income and finances|Informal support|Marital status|Occupation and employment|Unpaid care
Health service utilisation Formal health and social care service utilisation including private care
Institute names Harvard T. H. Chan School of Public Health (HSPH)|International Institute of Population of Sciences (IIPS)|University of Southern California (USC)
Current Sample Sizes 50,000 to 99,999

age at recruitment >45
last updated
recruitment period 2016-2017
estimated current sample size number value
cohort acronym LASI
start date 2016-2017
pi Professor Jinkook Lee, Professor David Bloom and Professor Perianayagam Arokiasamy
website http://iipsindia.org/research_lasi.htm
contact details University of Southern California (USC),
Los Angeles,
CA 90007,
USA
abstract  The main objective of LASI is to provide comprehensive longitudinal evidence base on health, social and economic wellbeing of elderly population in India. 60,250 participants will be recruited between 2016-2017 from Delhi, Kolkata, Mumbai and Chennai.
funders  Ministry of Health and Family Welfare (MoHFW) Govt. of India
National Institute on Aging (NIA)/ National Institutes of Health (NIH), USA
The United Nations Population Fund (UNFPA), India
contact email PI Email: [email protected]
contact phone number 
estimated current sample size
sample sizes 60250