[Table/Fig-9]:

Quality assessment score of included studies and studies having hospital based population.

Author	Questions										Maximum
	1	2	3	4	5	6	7	8	9	10	Points scored	Total possible score	Score (fraction)
TS Sekhon et al., [22]	2	2	2	2	1	2	1	1	2	0	15	20	0.75
KP Nanaiah et al., [20]	2	2	2	2	2	2	2	2	2	0	18	20	0.90
D Goswami [21]	2	2	2	2	2	2	1	1	2	2	18	20	0.90
A singh et al., [19]	2	2	2	2	2	1	1	1	2	0	15	20	0.75
D. Kundu et al., [18]	2	2	2	2	2	2	1	1	2	2	18	20	0.90
Doifode VV et al., [17]	2	1	2	2	2	1	1	1	0	0	12	20	0.60
Bansal M et al., [36]	0	2	2	2	2	1	1	1	0	0	11	20	0.55
S. Sanadhya et al., [38]	0	2	2	2	2	1	1	1	0	0	11	20	0.55
S fotedar et al., [37]	0	2	2	2	2	1	1	1	0	0	11	20	0.55
KP Peter et al., [39]	0	2	2	2	2	1	1	1	0	0	11	20	0.55