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Table 2 Bivariate analysis of safety care measure and obstetric or neonatal outcomes according to model of care (PPA model vs standard care)

From: Impact of an intrapartum care quality improvement intervention in Brazilian private hospitals on care safety measures and adverse outcomes

 

PPA

Standard care

p-value*

n

 

n

 

C-section

1728

67.3%

1970

88.8%

< 0.001

Safety care measures

 Prelabor c-section

1364

53.1%

1717

77.1%

< 0.001

 Repeated c-section

153

84.8%

1154

92.7%

< 0.001

 Prelabor c-section in PROM

137

36.0%

125

50.8%

0.068

 Amniotomy during labor < 6 cm

37

1.4%

6

0.3%

0.119

 GBS + without prophylaxis during labor

32

8.0%

5

1.6%

0.016

 C-section without antibiotic prophylaxis

273

15.8%

232

11.8%

< 0.001

 Absence of PP prophylactic oxytocin

310

12.1%

248

11.1%

0.149

 Severe hypertension without MgSO4

14

30.8%

18

56.7%

0.014

 Rh− mother / Rh + baby without anti-D

53

28.4%

48

29.2%

0.227

 Preterm < 34w birth without corticosteroids

18

35.8%

28

48.6%

0.308

Obstetric and perinatal outcomes

 Severe postpartum hemorrhage

19

0.8%

18

0.8%

0.681

 Return to OR / L&D unit

16

0.6%

10

0.5%

0.405

 Intraoperative injury (c-section only)

25

1.4%

41

2.1%

0.878

 Uterine rupture

1

0.0%

3

0.1%

0.166

 OASIS

145

17.2%

60

24.0%

0.142

 Episiotomy with OASIS

9

2.5%

5

7.5%

0.028

 Antibiotics use (excluding prophylaxis)

562

21.9%

601

27.1%

0.039

 Severe maternal morbidity

102

4.0%

105

4.7%

0.719

 Maternal ICU

34

1.3%

28

1.2%

0.206

 Late preterm

148

5.7%

273

12.2%

< 0.001

 Early term

854

33.2%

916

41.1%

0.005

 Neonatal birth injury

40

1.6%

39

17.9%

0.705

 Apgar 5 min < 7

18

0.7%

13

0.6%

0.877

 Neonatal ICU admission > 36w

137

5.7%

126

6.3%

0.393

 Neonatal death > 36w

1

0.0%

2

0.1%

0.354

  1. PROM: premature rupture of membranes; GBS: Groups B Streptococcus; PP: postpartum; MgSO4: magnesium sulphate; OR/L&D: operating room or labor and delivery unit; OASIS: obstetric anal sphincter injuries; ICU: intensive care unit
  2. *Design-based Pearson's chi-squared test