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Table 4 Multivariate analysis of the risk factors for jaundice

From: Relationship between asymptomatic rotavirus infection and jaundice in neonates: a retrospective study

Association factors Univariate analysis Multivariate analysis
Odds ratio P value Odds ratio P value
Gestational age ≥37 weeks 2.78 (1.29–5.97) 0.009 2.82 (1.23–6.49) 0.015
< 37 weeks 1.00 (reference)   1.00 (reference)  
Birth weight ≥3.2 kg 1.06 (0.74–1.52) 0.746   
< 3.2 kg 1.00 (reference)    
Sex Male 0.96 (0.67–1.38) 0.833   
Female 1.00 (reference)    
Age at admission ≥7 days 0.35 (0.24–0.51) 0.001 0.29 (0.16–0.51) 0.001
< 7 days 1.00 (reference)   1.00 (reference)  
Vaginal delivery Yes 1.89 (1.29–2.78) 0.001 1.83 (1.20–2.8) 0.005
No 1.00 (reference)   1.00 (reference)  
Perinatal problem Yes 1.37 (0.77–2.46) 0.288   
No 1.00 (reference)    
Exclusive breastfeeding Yes 2.12 (1.39–3.22) 0.001 3.91 (2.36–6.49) 0.001
No 1.00 (reference)   1.00 (reference)  
Reticulocyte count ≥2% 1.51 (1.04–2.19) 0.029   
< 2% 1.00 (reference)    
Hemoglobin level ≥15 mg/dL 3.56 (2.39–5.30) 0.001 3.05 (1.96–4.74) 0.001
< 15 mg/dL 1.00 (reference)   1.00 (reference)  
C-reactive protein ≥5 mg/L 0.39 (0.23–0.65) 0.001 0.34 (0.20–0.61) 0.001
< 5 mg/L 1.00 (reference)   1.00 (reference)  
Rotavirus test Positive 2.20 (1.51–3.21) 0.001 1.89 (1.20–2.98) 0.006
Negative 1.00 (reference)   1.00 (reference)  
Late-onset sepsis Yes 0.65 (0.07–5.82) 0.645   
No 1.00 (reference)