Table 3 Characteristics of preterm infants with different outcomes
Variables | Adverse outcomes (n = 141) | Normal outcomes (n = 310) | OR(95%CI) | P-value | Variables | Adverse outcomes (n = 141) | Normal outcomes (n = 310) | OR(95%CI) | P-value |
|---|---|---|---|---|---|---|---|---|---|
GA, w, M (Q1, Q3) | 29.4(28.0−30.6) | 30.0(28.7–31.0) | 0.802 (0.709–0.906) | < 0.001 | HIP, n(%) | 22(15.6) | 56(18.1) | 0.839 (0.489–1.438) | 0.522 |
30 ≤ GA < 32, n(%) | 57(40.4) | 164(52.9) | 1.00 | — | GDM, n(%) | 6(4.3) | 14(4.5) | 0.940 (0.353–2.498) | 0.901 |
28 ≤ GA < 30, n(%) | 51(36.2) | 107(34.5) | 1.371 (0.875–2.150) | 0.168 | PROM, n(%) | 44(31.2) | 106(34.2) | 0.873 (0.570–1.337) | 0.533 |
GA < 28, n(%) | 33(23.4) | 39(12.6) | 2.435 (1.401–4.232) | 0.002 | Placental abruption, n(%) | 17(12.1) | 33(10.6) | 1.151 (0.618–2.144) | 0.658 |
BW, g, M (Q1, Q3) | 1180(975–1450) | 1350(1127–1600) | 0.999 (0.998–0.999) | < 0.001 | Delivery room resuscitation, n(%) | 57(40.4) | 111(35.8) | 1.217 (0.808–1.831) | 0.347 |
BW ≥ 1500, n(%) | 29(20.6) | 108(34.8) | 1.00 | — | 2018 BPD, n(%) | 120(85.1) | 133(42.9) | 7.605 (4.543–12.731) | < 0.001 |
1000 ≤ BW < 1500, n(%) | 74(52.4) | 164(52.9) | 1.680 (1.026–2.752) | 0.039 | No BPD, n(%) | 21(14.9) | 177(57.1) | 1.00 | — |
BW < 1000, n(%) | 38(27.0) | 38(12.3) | 3.724 (2.027–6.843) | < 0.001 | Grade I BPD, n(%) | 15(10.6) | 37(11.9) | 3.417 (1.612–7.244) | 0.001 |
Male, n(%) | 81(57.4) | 177(57.1) | 1.014 (0.678–1.517) | 0.944 | Grade II BPD, n(%) | 54(38.3) | 76(24.5) | 5.989 (3.383–10.603) | < 0.001 |
SGA, n(%) | 13(9.2) | 23(7.4) | 1.267 (0.622–2.581) | 0.514 | Grade III BPD, n(%) | 51(36.2) | 20(6.5) | 21.493 (10.812–42.724) | < 0.001 |
EUGR at 36 weeks’ PMA, n(%) | 98(74.2)a | 189(62.2)b | 1.754 (1.114–2.761) | 0.015 | 2019 BPD, n(%) | 120(85.1) | 133(42.9) | 7.605 (4.543–12.731) | < 0.001 |
Prenatal corticosteroids, n(%) | 107(75.9) | 217(70.0) | 1.349 (0.855–2.128) | 0.198 | No BPD, n(%) | 21(14.9) | 177(57.1) | 1.00 | — |
Treatment with PS, n(%) | 95(67.4) | 177(57.1) | 1.552 (1.022–2.357) | 0.039 | Grade 1 BPD, n(%) | 56(39.7) | 103(33.2) | 4.583 (2.625−8.000) | < 0.001 |
Assisted reproduction, n(%) | 15(10.6) | 18(5.8) | 1.931 (0.943–3.953) | 0.072 | Grade 2 BPD, n(%) | 34(24.1) | 20(6.5) | 14.329 (7.017–29.259) | < 0.001 |
Cesarean delivery, n(%) | 82(58.2) | 159(51.3) | 1.320 (0.883–1.973) | 0.176 | Grade 3 BPD, n(%) | 30(21.3) | 10(3.2) | 25.286 (10.844–58.962) | < 0.001 |