Clinical application of eight-zone laparoscopic dissection strategy for rectal cancer: Experience and discussion

Table 2 General information of the patient

Surgical approach	Traditional pelvic floor dissection (n = 109)	Eight-zone anatomical dissection (n = 109)	P value
Number of patients	109	109	-
Sex distribution (male/female)	73/36	74/35	0.885
Age	60.95 ± 10.88	63.06 ± 9.63	0.281
Positive lymph node ratio	70	61	0.213
Negative	39	48
Stage I	32	27	0.677
Stage II	37	36
Stage III	40	46