Item

Trans-abdominal

Trans-anal/trans-perineal

Trans-sacral

Abdominoperineal

Patients

8

15

12

1

Sex (F:M)

1:7

7:8

4:8

1:0

Tumor size (cm)

＜5

4

11

7

0

≥5

4

4

5

1

Distance from anal verge

＜6 cm

8

15

11

1

≥6 cm

0

0

1

0

NIH risk categories

Very low and low (%)

3 (37.5)

9 (60.0)

4 (33.3)

0 (0.0)

Intermediate and high (%)

5 (62.5)

6 (40.0)

8 (66.7)

1 (100.0)

Sphincter preservation (%)

6 (75.0)

15 (100.0)

11 (100.0)

0 (0.0)

Complications

Pelvic floor hernia (%)

1 (12.5)

0 (0.0)

0 (0.0)

0 (0.0)

Abdominal/pelvic infection (%)

2 (25)

0 (0.0)

1 (8.3)

0 (0.0)

Wound infection (%)

1 (12.5)

0 (0.0)

0 (0.0)

0 (0.0)

Disruption of Wound (%)

0 (0.0)

0 (0.0)

1 (8.3)

0 (0.0)

Fistula (%)

0 (0.0)

3 (20.0)

2 (16.7)

0 (0.0)

Hospital Stay (days)

31.5 (18-90)

19 (3-37)

28 (16-60)

43

Recurrent patients (%)

1 (12.5)

2 (13.3)

0 (0.0)

0 (0.0)