Transanal versus Laparoscopic Total Mesorectal Excision in Male Patients with Low Tumor Location after Neoadjuvant Therapy: A Propensity Score-Matched Cohort Study
Table 2
Perioperative outcomes.
Characteristics
Group
taTME ()
laTME ()
Total operative time minutes(min) (range)
(102-600)
(105-586)
0.425
Pelvic operative time minutes(min) (range)
(43-98)
(55-178)
0.003
Intraoperative blood loss(mL), (range)
(10-1500)
(20-1300)
0.004
Blood transfusion, (%)
1
Yes
2 (98.1%)
2 (98.1%)
No
104 (1.9%)
104 (1.9%)
Distance from anastomosis to anal margin(cm), (range)
(0-5)
(0-5)
0.051
Protective loop ileostomy, (%)
<0.001
Yes
75 (70.8%)
98 (92.5%)
No
31 (29.2%)
8 (7.5%)
Conversion, (%)
0.246
Yes
—
3 (2.8%)
No
106 (100.0%)
103 (97.2%)
Postoperative transfer to ICU, (%)
1
Yes
3 (2.8%)
3 (2.8%)
No
103 (97.2%)
103 (97.2%)
Postoperative complication, (%)
0.003
Yes
21 (19.8%)
41 (38.7%)
No
85 (80.2%)
65 (61.3%)
Types of complications, (%)
Anastomotic leakage
15 (14.2%)
27 (25.2%)
0.017
Postoperative ileus
2 (0.9%)
5 (4.7%)
0.445
Anastomotic stenosis
5 (4.7%)
5 (4.7%)
1
Postoperative abdominal hemorrhage
—
1 (0.9%)
Rectourethral fistula
1 (0.9%)
2 (0.9%)
1
Urinary retention
2 (0.9%)
6 (5.7%)
0.28
Pulmonary infections
—
1 (0.9%)
Pelvic abscess
—
1 (0.9%)
Anastomotic ischemic enteritis
—
1 (0.9%)
Clavien-Dindo grade, (%)a
0.03
I/II
14 (66.7%)
30 (73.2%)
0.593
III
7 (33.3%)
9 (22.0%)
0.332
IV
—
1 (2.4%)
V
—
1 (2.4%)
Postoperative hospital stay (days), median (range)
9 (3-48)
10 (6-30)
<0.001
30-day postoperative mortality, (%)
1
Yes
—
1 (0.9%)
No
106 (100.0%)
105 (99.1%)
aProportion of patients with postoperative complications in each group: 21 (taTME group) and 41 (laTME group).