Table 5 Univariate logistic regression results LOS confirmed and unconfirmed LOS are merged in one category and compared vs. controls:
Characteristic | OR (95%CI) | p-value |
|---|---|---|
Maternal age | 1.01(0.97–1.05) | 6.56 × 10− 01 |
Delivery at tertiary hospital (Archbishop Makarios III) | 1.78(1.14–2.76) | 1.00 × 10− 02 |
Caesarean delivery | 0.59(0.29–1.2) | 1.45 × 10− 01 |
Gestational age | 0.53(0.46–0.61) | 2.69 × 10− 18 |
Birthweight (baseline normal) | ||
Extermely low | 44.31(5.33-368.21) | 4.50 × 10− 04 |
Very low | 9.77(4.25–22.46) | 7.85 × 10− 08 |
Low | 1(0.49–2.03) | 9.95 × 10− 01 |
Multiple birth | 0.93(0.6–1.45) | 7.40 × 10− 01 |
Sex | 0.83(0.54–1.28) | 3.98 × 10− 01 |
BMI normal | 0.8(0.51–1.24) | 3.18 × 10− 01 |
Smoking during pregnancy | 0.77(0.37–1.63) | 4.97 × 10− 01 |
Preeclampsia | 1.16(0.67–2.01) | 6.00 × 10− 01 |
Vaginal bleeding | 1.36(0.82–2.25) | 2.40 × 10− 01 |
Premature rupture of membranes | 1.18(0.74–1.87) | 4.80 × 10− 01 |
Steroids administration | 1.2(0.75–1.9) | 4.48 × 10− 01 |
Gestation diabetes | 0.85(0.47–1.54) | 5.97 × 10− 01 |
Maternal thyroidoid gland disease | 0.75(0.38–1.47) | 4.10 × 10− 01 |
IUGR | 1.55(1-2.42) | 5.20 × 10− 02 |
Chorioamnionitis | 2.21(0.96–5.08) | 6.00 × 10− 02 |
Apgar score at 1 min | 0.65(0.57–0.74) | 4.24 × 10− 10 |
Apgar score at 5 min | 0.63(0.5–0.79) | 4.48 × 10− 05 |
Resuscitation at birth | 6.69(4.04–11.06) | 1.36 × 10− 13 |
Mechanical ventilation | 8.65(4.81–15.56) | 6.01 × 10− 13 |
Duration of ventilation [SIPPV] | 1.54(1.39–1.71) | 1.30 × 10− 16 |
Duration of hospitalization | 1.1(1.07–1.12) | 3.10 × 10− 20 |
Transfusion | 5.59(3.09–10.13) | 1.34 × 10− 08 |
Inotropes | 4.7(2.97–7.44) | 3.60 × 10− 11 |
Umbilical catheters | 9.3(5.1-16.95) | 3.41 × 10− 13 |
Peripherally inserted central venous catheters [PICC] | 7.29(3.95–13.45) | 2.00 × 10− 11 |
Duration of parenteral nutrition | 1.21(1.16–1.27) | 3.39 × 10− 19 |
Hickman line [central venus catheter] | 12.82(1.6-102.38) | 1.61 × 10− 02 |
Necrotizing enterocolitis | 6.31(3.18–12.52) | 1.39 × 10− 07 |
Bronchopulmonary dysplasia | 30.9(10.86–87.88) | 1.25 × 10− 10 |
Retinopathy of prematurity | 14.57(3.35–63.35) | 3.52 × 10− 04 |