Data Download

The LASI-DAD Wave 1 Version A.2 data is available on the Gateway to Global Aging Data website. The file contains all phases of data.

The LASI-DAD GSA data is now available for download on NIAGADS. In 2018, 960 respondents from LASI-DAD who consented to the blood sample collection have been genotyped using Illumina Infinium genotyping platforms. The datasets include the original genotype assayed by the genotyping platforms, imputed data to the 1000G reference panel, as well as imputed data to the TOPMed reference panel. Please create an account with NIAGADS and submit an application to access the data.

Please cite all information retrieved from the Gateway as follows:
Jinkook Lee, A.B. Dey, Pranali Khobradage, Joyita Banerjee, Albert Weerman, Sandy Chien, Peifeng Hu, Eileen Crimmins, Marco Angrisani, David Bloom, P. Arokiasamy, Kenneth Langa, Mathew Varghese (2019). Harmonized Diagnostic Assessment of Dementia for the Longitudinal Aging Study in India (LASI-DAD) Wave 1 Version A Data, doi:10.25549/h5wx-ay45. Produced and distributed by the University of Southern California with funding from the National Institute on Aging (R01AG051125, RF1AG055273, U01AG065958).

Data access instructions:

How to Apply:
  1. Create an account on the Gateway to Global Aging Data website, if you don't already have one.
  2. Download and complete the Sensitive Data Access Use Agreement. While filling out this form, please use the same email address that you provided for registration above.
  3. Submit the Sensitive Data Order Form.
The Approval Process:
  1. The LASI-DAD team will review your request and verify your identity and institutional affiliation. Once this authentication process has been completed to our satisfaction, we will authorize access to the desired data set. We will communicate with you at the email address that you provided when you registered with the Gateway to Global Aging Data website.
Download Instructions:
  1. Once approved, please login at the Gateway to Global Aging Data website.
  2. Under the Downloads: Data and Links page, click LASI-DAD under the HCAP tab.
  3. The download links on the page will be activated for approved users.
Please contact us at if you have any questions.