Anus-preserving rectectomy via telescopic colorectal mucosal anastomosis for low rectal cancer: Experience from a Chinese cohort

Table 1 Comparison of pathological stages of 56 patients who underwent preoperative neoadjuvant therapy (T stage)

Preoperative stage	Cases	Postoperative stage (n)
T3	50	T0 (4), T1 (24), T2 (22)
T4	6	T0 (0), T1 (0), T2 (4), T3 (2)
Total	56	T0 (4), T1 (24), T2 (26), T3 (2)

Table 2 Patient characteristics

Characteristics	Data
Patients (n)	420
Age (yr)	55.7 (range: 21.0-91.0)
Gender
Male	253
Female	167
Distance of tumor from anal verge (cm)
7	287
6	127
5	6
Preoperative tumor stage
I	136
II	252
III	32
Postoperative tumor stage
I	142
II	250 (IIa: 177, IIb: 61, IIc: 12)
III	28 (IIIa: 13, IIIb: 9, IIIc: 6)
Differentiation of tumors
Well differentiated	148
Moderately differentiated	249
Poorly differentiated	16
Adenomatous canceration	7
Temporary diverting stoma
Yes	0
No	420
Surgical time (min)	130 (range: 110-190)
Intraoperative blood loss (mL)	360 (range: 150-1200)
Hospital stay (d)	13 (range: 7-31)