Table 3 TEH-related complications, incontinence scores (Wexner) and short health scale scores, within-group and between-group comparisons

Any type of conservative treatment after surgery

Yes

80 (83.3%)

51 (87.9%)

29 (76.3%)

0.225

No

16 (16.7%)

7 (12.1%)

9 (23.7%)

Bleeding occurrence within 6 months

Yes

10 (10.4%)

9 (15.5%)

1 (2.6%)

0.083

No

86 (89.6%)

49 (84.5%)

37 (97.4%)

Pain occurrence within 6 months

Yes

20 (20.8%)

15 (25.9%)

5 (13.2%)

0.214

No

76 (79.2%)

43 (74.1%)

33 (86.8%)

Anal stenosis within 6 months

Yes

2 (2.1%)

2 (3.4%)

0 (0%)

0.517

No

94 (97.9%)

56 (96.6%)

38 (100%)

Symptom relapse within 6 months

Yes

6 (6.3%)

4 (6.9%)

2 (5.3%)

1.000

No

90 (93.8%)

54 (93.1%)

36 (94.7%)

Infection within 6 months

Yes

1 (1%)

1 (1.7%)

0 (0%)

1.000

No

95 (99%)

57 (98.3%)

38 (100%)

Recurrence within 6 months

Yes

5 (5.2%)

5 (8.6%)

0 (0%)

0.153

No

91 (94.8%)

51 (91.4%)

38 (100%)

Preoperative HDSS

6.56 ± 3.68

7.12 ± 4.11

5.82 ± 2.91

0.183

Postoperative HDSS (6^th month)

1.93 ± 2.62

2.35 ± 3.01

1.37 ± 1.87

0.138

p value (repeated measures)

 < 0.001

 < 0.001

 < 0.001

Preoperative SHS

17.39 ± 5.61

18.28 ± 5.69

16.03 ± 5.28

0.054

Postoperative SHS (6^th month)

8.74 ± 4.43

9.53 ± 4.46

7.53 ± 4.16

0.006

p value (repeated measures)

 < 0.001

 < 0.001

 < 0.001

Wexner score 1^st week

2.26 ± 4.08

3.33 ± 4.84

0.48 ± 0.85

0.002

Wexner score 1^st month

1.79 ± 3.61

2.76 ± 4.3

0.23 ± 0.76

0.001

Wexner score 3^rd month

1.58 ± 3.3

2.48 ± 3.91

0.13 ± 0.72

 < 0.001

Wexner score 6^th month

1.33 ± 2.87

2.04 ± 3.39

0.1 ± 0.54

0.001

p value (repeated measures)

 < 0.001

 < 0.001

 < 0.001