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Table 2 Intraoperative and postoperative data

From: Analysis of risk factors for unplanned reoperation following primary repair of gastrointestinal disorders in neonates

Variables

 

Unplanned reoperation

p value

Total (N = 296)

No (N = 267)

Yes (N = 29)

Type of surgeries

   

0.10 a

 Elective, n (%)

85 (28.7)

81 (30.3)

4 (13.8)

 

 Emergency, n (%)

211 (71.3)

186 (69.7)

25 (86.2)

 

Surgical services, n (%)

    

 Anoplasty

60 (20.3)

59 (22.1)

1 (3.4)

0.03* a

 Appendectomy

1 (0.3)

1 (0.4)

0 (0.0)

1.00 a

 Diaphragmatic hernia repair

4 (1.4)

4 (1.5)

0 (0.0)

1.00 a

 Enterectomy

194 (65.5)

168 (62.9)

26 (89.7)

< 0.01* b

 Gastric perforation repair

9 (3.0)

8 (3.0)

1 (3.4)

1.00 a

 Hernia repair

2 (0.7)

2 (0.7)

0 (0.0)

1.00 a

 Intestinal malrotation repair

3 (1.0)

3 (1.1)

0 (0.0)

1.00 a

 Intestinal Volvulus reduction

4 (1.4)

3 (1.1)

1 (3.4)

0.34 a

 Ovariocysrectomy

2 (0.7)

2 (0.7)

0 (0.0)

1.00 a

 Pyloric myotomy

5 (1.7)

5 (1.9)

0 (0.0)

1.00 a

 Umbilical bulge repair

12 (4.1)

12 (4.5)

0 (0.0)

0.62 a

Operative time (min), mean ± SD

94.0 ± 45.6

91.3 ± 43.5

119.3 ± 58.1

< 0.01* c

 Operation time > 120 min, n (%)

63 (20.8)

49 (18.4)

14 (48.3)

< 0.01* b

Duration of anesthesia (min), mean ± SD

164.6 ± 61.9

162.1 ± 60.7

187.3 ± 65.9

< 0.01* c

Mean intraoperative temperature (°C), mean ± SD

35.8 ± 0.8

35.8 ± 0.8

35.6 ± 0.7

0.11 c

  ≥ 36 and < 37.5 (°C), n (%)

134 (45.3)

125 (46.8)

9 (31.0)

0.15 b

  ≥ 35 and < 36.0 (°C), n (%)

86 (29.1)

77 (28.8)

9 (31.0)

0.86 b

  < 35.0 (°C), n (%)

76 (25.7)

65 (25.7)

11 (37.9)

0.17 b

Duration of hypothermia (min), mean ± SD

91.1 ± 83.4

87.4 ± 82.5

124.4 ± 83.0

< 0.01* c

The incidence of hypothermia, n (%)

243 (82.1)

215 (80.5)

28 (96.6)

0.04* b

Intraoperative blood loss (ml), mean ± SD

4.4 ± 4.0

4.2 ± 3.8

5.7 ± 5.5

0.08 c

Intraoperative transfusion (ml), mean ± SD

6.7 ± 12.0

6.3 ± 11.2

10.5 ± 19.2

0.99 c

Intraoperative total fluid infusion (ml/kg/h), mean ± SD

1.3 ± 0.6

1.3 ± 0.6

1.2 ± 0.5

0.38 c

Intraoperative urine output (ml/kg/h), mean ± SD

1.9 ± 1.5

2.0 ± 1.5

1.7 ± 1.2

0.15 c

Postoperative hemoglobin (g/dl), mean ± SD

127.3 ± 36.1

127.7 ± 36.0

123.7 ± 37.1

0.40 c

Postoperative ventilation (hours), median (IQR)

35.1 (16.4, 68.7)

33.9 (16.4, 67.9)

42.3 (17.3, 81.9)

0.35 c

 Ventilation dependence> 48 h, n (%)

107 (36.1)

93 (34.8)

14 (48.3)

0.22 b

Postoperative AKI, n (%)

27 (9.1)

25 (9.4)

2 (6.9)

0.92 a

Postoperative hospital length-of-stay (days), mean ± SD

22.2 ± 17.6

19.9 ± 14.7

44.1 ± 32.1

< 0.01* c

Mortality, n (%)

33 (11.1)

29 (10.9)

4 (13.8)

0.63 a

  1. Note: n Sample, SD Standard deviation, IQR Interquartile Range, AKI Acute kidney injury, *P < 0.05
  2. adenotes a p value based on a fisher exact test
  3. bdenotes a p value based on a Pearson’ chi-squared test
  4. cdenotes a p value based on a Mann-Whitney U-test