Table 4 Logistic regression of risk factors associated for colonization with enterococci and multidrug-resistant enterococci (inclusion model)

Gestational age < 32 weeks

2.116 (0.896–4.990)

5.307 (1.723–16.347)

Birth weight < 2500 g

1.150 (0.511–2.582)

0.861 (0.260–2.845)

Prepartal hospitalization ≥ 3 days

1.665 (0.680–4.078)

1.878 (0.625–5.638)

Prepartal antibiotics ≥ 1 day

0.556 (0.234–1.322)

0.461 (0.160–1.328)

Cesarian section

1.182 (0.603–2.315)

1.908 (0.729–4.995)

PROM ^a

4.866 (0.928–25.488)

3.705 (0.653–21.043)