Table 1 Characteristics of the newborns with ventilatory assistance (VA)

VA patients N (%)

230

(74.7)

383

(81.3)

0.0269

Sex M/F ratio

142/88

1.61

238/145

1.64

ns

CS/VAG ratio

121/109

1.11

261/119

2.19

<0.0001

Prenatal steroids N (%)

73

(33.6)

119

(31.6)

ns

GA weeks, N mean ± [SD]

216

34.3 ± [3.9]

379

34.4 ± [3.8]

ns

<27 N (%)

8

(3.7)

18

(4.7)

ns

28-33 N (%)

73

(33.8)

112

(29.6)

ns

34-36 N (%)

70

(32.4)

135

(35.6)

ns

37-42 N (%)

63

(29.2)

114

(30.1)

ns

>42 N (%)

2

(0.9)

-

-

ns

BW g, N mean ± [SD]

217

1975 ± [792]

377

2001 ± [766]

ns

ELBW N (%)

14

(6.5)

38

(10.1)

ns

VLBW N (%)

58

(26.7)

73

(19.4)

0.0371

LBW N (%)

87

(40.1)

161

(42.7)

ns

NBW N (%)

58

(26.7)

105

(27.9)

ns

RES /VA

116/216

(53.7)

147/376

(39.1)

0.0006

1-minute Apgar RES N, mean + [SD]

116

5.1 ± [2.4]

144

5.5 ± [2.2]

ns

5-minute Apgar RES N, mean + [SD]

116

6.9 ± [2.5]

144

7.2 ± [2.1]

ns

Intubated at birth / RES (%)

29/116

(25.0)

22/147

(15.0)

0.0410

Death N (%)

93

(40.4)

87

(22.7)

<0.0001