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Table 3 Logistic regression analysis for PPV and supplemental O2 in the delivery room in newborns with ≥ 34 weeks/gestation

From: Factors associated with the use of supplemental oxygen or positive pressure ventilation in the delivery room, in infants born with a gestational age ≥ 34 weeks

 

PPV

Supplemental O2

 

OR adj.

95 % IC

OR adj.

95 % IC

Source of payment of birth

 Public

1.00

-

1.00

-

 Private

0.78

(0.56 - 1.07)

0.96

(0.73 – 1.26)

Age in years

 12–19

1.36

(1.06 - 1.74)

0.94

(0.77 – 1.15)

 20–34

1.00

-

1.00

-

  ≥ 35

1.32

(1.02 - 1.74)

1.09

(0.91 – 1.32)

Years of schooling

  ≤ 7

0.91

(0.57 - 1.44)

0.96

(0.66 – 1.39)

 8–10

0.95

(0.60 - 1.49)

1.01

(0.72 – 1.41)

 11–14

1.06

(0.68 - 1.64)

1.06

(0.80 – 1.4)

  ≥ 15

1.00

-

1.00

-

Previous births

 0

1.12

(0.85 - 1.48)

1.13

(0.96 – 1.32)

 1–2

1.00

-

1.00

-

  ≥ 3

0.86

(0.60 - 1.22)

0.88

(0.71 – 1.09)

Fetal presentation

 Cefalic

1.00

-

1.00

-

 Non-cefalic

0.95

(0.63 - 1.44)

1.08

(0.86 – 1.37)

Type of pregnancy

 Single

1.00

-

1.00

-

 Multiple

1.22

(0.47 - 3.13)

1.36

(0.76 – 2.41)

Any obstetric risk

1.59

(1.30 - 1.94)

1.34

(1.17 – 1.53)

Gestational age in weeks

 34–36

2.46

(1.79 - 3.39)

1.96

(1.57 – 2.45)

 37–38

0.90

(0.74 - 1.10)

0.94

(0.83 – 1.06)

 39–41

1.00

-

1.00

-

 42 or more

1.85

(0.55 - 6.25)

1.08

(0.56 – 2.1)

Type of delivery

 Vaginal (11,075)

1.00

-

1.00

-

 Prelabor C-section (10,331)

1.04

(0.79 - 1.39)

0.69

(0.56 – 0.84)

 Intrapartum C-section (1,314)

1.32

(0.95 - 1.84)

1.11

(0.88 – 1.41)