Role of pelvimetry in predicting surgical outcomes and morbidity in rectal cancer surgery: A retrospective analysis

Table 3 Comparison of surgical outcomes among patient groups formed according to computed tomography measurements

	n	Narrow	n	Normal	P value
Operation time (min)	47	237.66 ± 57.43	29	233.97 ± 65.33	0.797a
Blood loss (cc)	48	137.50 (50:200)	28	125 (50:200)	0.723d
Length of stay (day)	48	8 (4:32)	29	7 (4:21)	0.462d
Readmission
Exist	44	8 (53.33)	28	7 (46.67)	0.487b
None		36 (63.16)		21 (36.84)
Dissected lymph nodes	46	15 (1:42)	29	13 (2:30)	0.229d
Pelvic infection
Exist	48	6 (60)	29	4 (40)	> 0.99c
None		42 (62.69)		25 (37.31)
Recurrence	45	9 (20)	30	6 (20)	0.943b
Anastomosis leakage	44	5 (62.50)	26	3 (37.50)	> 0.99c
Perioperative morbidity	48	19 (70.37)	29	8 (29.63)	0.285b
Surgical mortality	48	1 (50)	29	1 (50)	0.645c

^aIndependent sample t test.

^bχ² test.

^cFisher's exact χ² test.

^dMann Whitney U test.

Data are expressed as n (%), mean ± SD, and median (minimum:maximum).