Analysis of risk factors and establishment of predictive models for neonatal necrotizing enterocolitis: a retrospective study

Table 3 Multivariate regression analysis of risk factors for NEC in neonates

Variables	β	SE	Wald c²	P	OR	95%CI
SGA	1.054	0.326	10.461	0.001	2.870	1.515–5.436
Apgar 1 min	0.041	0.100	0.170	0.680	1.042	0.856–1.268
Hyperbilirubinemia	-0.619	0.273	5.159	0.023	0.538	0.316–0.919
Neonatal sepsis	1.735	0.385	20.352	< 0.001	5.671	2.668–12.054
HM proportion			9.599	0.008
Low-HM (< 50%) ^a	-1.060	0.426	6.177	0.013	0.347	0.150–0.799
High-HM (≥ 50%) ^a	-0.735	0.304	5.837	0.016	0.480	0.264–0.871

Abbreviations: NEC, necrotizing enterocolitis; SGA: small for gestational age; SE: standard error; OR: odds ratios; 95%CI: 95% confidential interval. ^a Comparison with the non-HM feeding (0%)

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