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Table 2 Estimated effect on health outcomes, stratified by gestational age

From: Economic and health consequences of non-invasive respiratory support in newborn infants: a difference-in-difference analysis using data from the Norwegian patient registry

 

Logistic regression

Cox regression

 

Odds ratio

Odds ratio

Odds ratio

Odds ratio

Hasard ratio

 

ROP

BPD

IVH

Morbidity

Mortality

Preterm infants <28 weeks (N =989)

DID-estimate

.

0.350***

0.674

0.393***

1.945

95% CI

.

[0.305,0.402]

[0.202,2.247]

[0.287,0.540]

[0.217,17.409]

Preterm infants 28-37 weeks (N =13209)

DID-estimate

1.392

0.243***

0.397***

0.397***

2.143

95% CI

[0.747,2.595]

[0.200,0.295]

[0.321,0.492]

[0.337,0.468]

[0.335,13.697]

  1. The results are adjusted for weight, gender, PDA and whether or not the admission was planned.
  2. ***p <0.001.
  3. Bronchopulmonary dysplasia (BPD), Retinopathy of prematurity (ROP), Intraventricular hemorrhage (IVH), Difference-in-difference (DID), Confidence interval (CI). No observations of ROP at Ahus after the intervention, a change cannot be estimated.
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BMC Health Services Research

ISSN: 1472-6963

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