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Article History

Received: 1 September 2025

Accepted: 1 December 2025

First Online: 13 December 2025

Declarations

:

: The study utilized secondary, publicly available anonymized data from the National Sample Survey Office (NSSO) 75th Round (2017–18). As the analysis does not involve any direct human participation, human tissues, or personally identifiable data, ethics approval and individual consent to participate are not applicable.

: Not applicable, as the study does not include any individual or identifiable data.

: The authors declare no competing interests.