Assessing the risk of early unplanned rehospitalisation in preterm babies: EPIPAGE 2 study

BMC Pediatrics

Table 2 Unadjusted (uOR) and adjusted odds ratios (aOR) for the ten predictors in the primary predictive logistic regression model for unplanned rehospitalisation within 30 days (URH30) amongst 2707 eligible, complete-case babies in the EPIPAGE 2 cohort

Variable	uOR	95% CI	p value	aOR	95% CI	p value
Female	0.84	0.65–1.08	0.176	0.92	0.81–1.05	0.22
Gestational age (weeks) (ref. 32–34)
27–31	2.83	1.82–4.42	<0.001	1.47	1.17–1.84	0.001
22–26	4.88	2.95–8.08	<0.001	1.44	1.18–1.77	<0.001
Small for gestational age	1.11	0.85–1.45	0.440	1.12	0.96–1.30	0.16
Nitric oxide	1.71	1.01–2.92	0.047	1.03	0.92–1.16	0.58
Surfactant	2.10	1.60–2.75	<0.001	1.16	0.99–1.36	0.07
Early onset neonatal infection	1.18	0.85–1.64	0.313	0.99	0.88–1.13	0.91
Bronchopulmonary dysplasia (ref. none)
Mild	2.26	1.62–3.14	<0.001	1.12	0.98–1.27	0.09
Moderate	2.32	1.30–4.13	0.004	1.05	0.93–1.17	0.45
Severe	1.78	1.12–2.84	0.015	0.98	0.85–1.12	0.73
Post-menstrual age at discharge (weeks) (ref. <36)
36 - <37	2.22	1.29–3.80	0.004	1.34	1.06–1.70	0.02
37 - <38	2.48	1.43–4.30	0.001	1.32	1.05–1.65	0.02
≥ 38	3.04	1.83–5.05	<0.001	1.29	0.97–1.72	0.08
Discharge weight (grams) (ref. 2,201–2600)
≤2200	0.79	0.53–1.19	0.260	0.91	0.77–1.08	0.28
2601 - 3000	1.22	0.89–1.69	0.220	1.02	0.88–1.19	0.79
> 3000	1.60	1.13–2.28	0.008	1.05	0.90–1.23	0.52
Breastfeeding status (ref. none)
Mixed	0.79	0.57–1.10	0.160	0.95	0.82–1.09	0.47
Exclusive	0.69	0.50–0.94	0.019	0.88	0.76–1.02	0.10

ISSN: 1471-2431