Influence of reduced-port laparoscopic surgery on perioperative indicators, postoperative recovery, and serum inflammation in patients with colorectal carcinoma

Table 1 Comparative analysis of baseline data, n (%)

Factors	Control group (n = 52)	Research group (n = 63)	χ2/t	P value
Sex			0.151	0.697
Male	27 (51.92)	35 (55.56)
Female	25 (48.08)	28 (44.44)
Age (yr)	54.10 ± 9.56	55.02 ± 10.97	0.474	0.636
Body mass index (kg/m2)	23.73 ± 2.58	24.05 ± 3.04	0.601	0.549
Surgical site			1.901	0.387
Left colon	18 (34.62)	15 (23.81)
Right colon	20 (38.46)	31 (49.21)
Rectum	14 (26.92)	17 (26.98)
TNM stage			0.813	0.666
II	19 (36.54)	20 (31.75)
III	18 (34.62)	27 (42.86)
IV	15 (28.85)	16 (25.40)

TNM: Tumor-nodes-metastasis.