Table 1. Demographic data of the studied groups.

Data are presented as mean ± SD or frequency (%). * Significantly different as p-value ≤ 0.05.

	Patient group (n = 33)	Control group (n = 23)	P-value
Age (years)	64.7 ± 9.8	58.83 ± 11.76	0.047*
Family history	21 (63.64%)	6 (26.09%)	0.006*
Smoking habit	20 (60.61%)	3 (13.04%)	<0.001*