Age and gender wise distribution of cases and controls.

Table 1: Age and gender wise distribution of cases and controls.

Age (years)	Study			Controls			P-value
	N		%	N	%
< 30	3		1.5	9	4.5		0.096
31-40	8		4.0	15	7.5
41-50	31		15.5	34	17.0
51-60	57		28.5	65	32.5
61-70	59		29.5	54	27.0
> 70	42		21.0	23	11.5
Total	200		100	200	100
Mean ± SD	62.1 ± 12.61			59.8 ± 14.87
Gender	Study			Controls			P-value
	No	age%		No		age%
Male	117	58.5		131		65.5	0.181
Female	83	41.5		69		34.5
Total	200	100		200		100