TABLE 4.

Logistic regression and subgroup analysis of LMD and POGD.

	N	Or (95%CI)	P	P for interaction
Operation method	539	0.69 (0.47–1.02)	0.066	—
Colorectal resection	539	0.97 (0.67–1.41)	0.866	—
LMD	539	0.59 (0.41–0.87)	0.007	—
LMD subgroup analysis
Laparoscopic				0.986
Yes	373	0.60 (0.38–0.93)	0.022
No	166	0.59 (0.29–1.19)	0.143
Colectomy				0.605
Yes	338	0.52 (0.32–0.83)	0.006
No	201	0.63 (0.35–1.14)	0.124