Table 1 Demographic and clinical features of patients less than one years age with pediatric perineal anoplasty

Sex (Males) (n, %)

25(51)

46(62.1)

0.222

Age

 newborns(< 30days)

23(53.1)

69 (93.2)

< 0.01*

 infants(> 30days)

26(55.8)

5(6.7)

Weight (kg) [Median(IQR)]

4.96(2,10.5)

3.23(2.3,7.1)

< 0.01*

Preoperative HB[Median(IQR)]

139.34(71,206)

166.23(81,237)

< 0.01*

Premature

3(6.1)

6 (8.1)

0.68

Anemia

8(16.3)

5(6.8)

0.101

PDA

9(8.3)

19(25.6)

0.326

ASA(n, %)

 I–II

21(42.9)

9(12.1)

< 0.01*

 III

28(57.1)

65(87.8)

Anesthesia

 GA

22(44.8)

56(75.6)

< 0.01*

 GA + CA

27(55.1)

18(24.3)

Intubation history

7(14.2)

1(1.3)

0.021*

Intraoperative Index

Anesthesia time[Median(IQR)]

140(55,310)

127(45,344)

0.224

Operation time[Median(IQR)]

89(10,215)

71(12,252)

0.066*

Tube time[Median(IQR)]

79.3(2,340)

1727(221,11482)

0.005*

Fluid[Median(IQR)]

89(20,300)

91(30,1000)

0.914

Urine output[Median(IQR)]

23(0,160)

23(0,160)

0.11

Blood loss[Median(IQR)]

3.1(0,15)

3.5(0,20)

0.51

Opioid(n, %)

47(96.0)

71(96.0)

0.994

Muscle relaxant(n, %)

38(77.5)

70(94.5)

0.009*

Muscle relaxant antagonism(n, %)

1(2.0)

0(0)

0.25

Ventilation mode

 SPONT(n, %)

7(14.2)

0(0)

0.999

 MV(n, %)

42(85.7)

74(100)

Postoperative complications(n, %)

2(4.0)

1(1.3)

0.36

Postoperative transfusion(n, %)

5(10.2)

10(13.5)

0.584