Table. 1.

Patient demographics

Patient characteristics	n° of patients	p value*
Gender
Males	24	.247
Females	14
Age at surgery
20–35 years	2	.104
36–50 years	11
51–65 years	15
66–80 years	10
Smoking habit
No	25	.163
Yes	13
Total	38	–

^* Pearson’s Chi square test