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

Table 6 Demographic, pathological, clinical, and radiological comparisons based on local recurrence development

	n	Exist	n	None	P value
Age	15	70.13 ± 10.02	60	64.90 ± 12.29	0.132a
Gender
Male	15	9 (60)	60	41 (68.33)	0.540b
Female		6 (40)		19 (31.67)
BMI (kg/m2)	14	25.40 (19:37.70)	56	25.60 (19.50:44)	0.959d
Tumor localization
Upper rectum	15	5 (33.33)	60	23 (38.33)	0.768b
Middle rectum		4 (26.67)		11 (18.33)
Lower rectum		6 (40)		26 (43.33)
ASA score
I	15	0	59	1 (1.69)	0.339c
II		6 (40)		22 (37.29)
III		8 (53.33)		36 (61.02)
IV		1 (6.67)		0
Tumor stage
0	15	2 (13.33)	59	3 (5.08)	0.720c
1		4 (26.67)		16 (27.12)
2A		3 (20)		13 (22.03)
2B		0		3 (5.08)
3A		2 (13.33)		11 (18.64)
3B		3 (20)		5 (8.47)
3C		1 (6.67)		8 (13.56)
Tumor size (cm)	15	3 (0.04:8.40)	58	4 (0:17)	0.612d
Pelvic inlet area-CT (mm2)	15	8476.85 ± 1134.93	59	8431.43 ± 1292.23	0.901a
Number of dissected lymph nodes (n)	15	12.33 ± 4.97	58	15.10 ± 8.67	0.240a
PCI	11	10.50 ± 2.54	40	10.41 ± 1.87	0.915a

^aIndependent samples t-test.

^bχ² test.

^cFisher-Freeman-Halton test.

^dMann-Whitney U test.

Data are expressed as n (%), mean ± SD, and median (minimum:maximum). ASA: American Society of Anesthesiologists; CT: Computed tomography; BMI: Body mass index; PCI: Pelvic cavity index.