Table 1.

Distribution of sociodemographic characteristics of patients

Sociodemographic characteristics		Group I	Group II	Group III	P value
Age, yr (mean ± SD)		48.83 ± 7.01	49.75 ± 5.99	50.87 ± 5.98	0.22
Gender (%)	Male	23 (38.33)	21 (35.00)	13 (21.67)	0.12
	Female	37 (61.67)	39 (65.00)	47 (78.33)
Socio-economic Status (%)	APL	18 (30.00)	25 (41.67)	13 (21.67)	0.06
	BPL	42 (70.00)	35 (58.33)	47 (78.33)

mean ± SD calculated for age for group I, group II and group III. APL: Above poverty line; BPL: Below poverty line.