Document is current

Article History

Received: 17 June 2025

Accepted: 5 November 2025

First Online: 23 December 2025

Declarations

:

: This study is based exclusively on secondary, publicly available data from the National Sample Survey Office (NSSO) 76th round. No experiments on humans or animals were conducted. Ethical approval was therefore not required.

: Not applicable, as the research used anonymized secondary data and did not involve direct interaction with human participants.

: All authors have read and approved the final version of the manuscript and consent to its publication.

: The authors declare no competing interests.