Table 1. Patient characteristic in Group-1 and 2.

		Group-1		Group-2		P-value
		N	%	N	%
Sex						0.266a
	Female	6	40.0	4	20.0
	Male	9	60.0	16	80.0
Age	Median (IQR)	62 (19)		64 (17)		0.657b
Preoperative T-stage						1.000a
	2	5	33.3	7	35.0
	3	10	66.7	13	65.0
Preoperative N-stage						1.000a
	0	8	53.3	11	55.0
	1 & 2	7	46.7	9	45.0

Notes.

IQR

Interquartile range

^aFisher’s exact test.

^bMann–Whitney U test.