Table 2 Intraoperative details for all patients (n = 1018), recurrences* (n = 47) with significative risk factors (p value), and comparison between IH (n = 665) and PH (n = 353).

Intervention type

Elective

959 (95.0)

46 (97.9)

n.s

634 (96.2)

325 (92.9)

0.025

Emergent surgical repair

58 (5.7)

1 (2.1)

30 (4.6)

28 (8.0)

Operative time

(Median, IQR)

70 (60–100)

75 (60–120)

80 (60–120)

60 (50–75)

 < 0.001

Mean ± SD (range)

80.9 ± 36.7 (19–300)

92.2 ± 44.0 (20–195)

0.032

89.2 ± 39.7 (19–300)

65.5 ± 23.7 (20–175)

 < 0.001

Fixation system

Absorbable

480 (47.2)

30 (63.8)

0.010

382 (58.0)

98 (28.0)

 < 0.001

Permanent

385 (37.8)

8 (17.2)

177 (26.9)

208 (59.4)

Mixed

153 (15.0)

9 (19.1)

106 (16.1)

47 (13.4)

Mesh overlap

Mean cm ± SD (range)

5.0 ± 0.8 (4–11)

5.3 ± 1.0 (4–9)

0.03

5.1 ± 0.8 (4–11)

4.8 ± 0.8 (4–10)

 < 0.001

Closure of hernia defect

53 (5.3)

5 (10.6)

0.089

43 (6.5)

10 (2.9)

0.012

All concurrent laparoscopic procedures°

116 (11.5)

10 (21.3)

0.029

99 (15.0)

17 (4.9)

 < 0.001

Concurrent laparoscopic procedures

Adhesiolysis

89 (8.7)

7 (14.9)

n.s

77 (11.6)

12 (3.4)

 < 0.001

Cholecystectomy

12 (1.2)

1 (2.1)

n.s

11 (1.7)

1 (0.3)

0.044

Inguinal hernia repair

10 (1)

2 (4.3)

0.046

9 (1.4)

1 (0.3)

n.s

Cholecystectomy + Inguinal hernia repair

2 (0.2)

0 (0.0)

n.s

2 (0.3)

0 (0.0)

n.s

Ovarian cyst asportation

1 (0.1)

0 (0.0)

n.s

1 (0.2)

0 (0.0)

n.s

Adrenalectomy

1 (0.1)

0 (0.0)

n.s

1 (0.2)

0 (0.0)

n.s

Appendectomy

1 (0.1)

0 (0.0)

n.s

0 (0.0)

1 (0.3)

n.s

All intraoperative complications

11 (1.1)

0 (0.0)

n.s

8 (1.2)

3 (0.9)

n.s

Bowel Perforation/injury

8 (0.8)

0 (0.0)

n.s

6 (0.9)

2 (0.6)

n.s

Major bleeding

3 (0.3)

0 (0.0)

n.s

2 (0.3)

1 (0.3)

n.s

Conversion to open repair

2 (0.2)

0 (0.0)

n.s

2 (0.3)

0 (0.0)

n.s