“…Half of the included studies (13 of 26) were conducted in the southern states of Tamil Nadu, Kerala, Andhra Pradesh, and Telangana ( 18 , 22 – 24 , 28 , 29 , 31 , 34 , 36 – 40 ). Nineteen were community-based studies ( 16 , 17 , 19 , 21 – 26 , 28 – 34 , 36 , 38 , 41 ), 6 were facility-based ( 18 , 20 , 27 , 35 , 37 , 40 ), and 1 ( 39 ) was a workplace-based study. The sample sizes of the included studies ranged from 112 to 9,886 participants.…”