Neonatal Med > Volume 31(2); 2024 > Article |
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Ethical statement
The data registry was approved by the Institutional Review Board as each hospital was a participant in the Korean Neonatal Network (IRB No. 2013-03-002). Informed consent was obtained from all patients through their enrollment in neonatal intensive care units participating in the Korean Neonatal Network.
Conflicts of interest
Yun Sil Chang is an associate editor of the journal, but she was not involved in the peer reviewer selection, evaluation, or decision process of this article. No other potential conflicts of interest relevant to this article were reported.
Variable | Pre-QI (n=173) | Post-QI (n=97) | aOR* (95% CI) | P-value* |
---|---|---|---|---|
Admission temperature (°C) | 36.2±0.5 | 36.4±0.4 | 6.38 (2.11–22.12) | 0.001 |
Mild hypothermia | 144 (83.2) | 64 (66.0) | 0.68 (0.29–1.59) | 0.371 |
Severe hypothermia | 18 (10.4) | 6 (6.2) | 4.30 (0.71–25.90) | 0.111 |
pH at admission | 7.2±0.1 | 7.2±0.1 | 0.38 (0.01–13.58) | 0.592 |
Base excess at admission | –5.7±3.6 | –6.0±3.7 | 0.95 (0.86–1.05) | 0.329 |
Early pulmonary hypertensionwithin 24 hours after birth | 42 (24.3) | 28 (28.9) | 0.47 (0.19–1.16) | 0.100 |
Hypotension within 24 hours after birth | 24 (13.9) | 15 (15.5) | 0.60 (0.22–1.68) | 0.336 |
Hypoglycemia at admission (mg/dL) | ||||
<40 | 28 (16.2) | 29 (29.9) | 1.86 (0.74–4.70) | 0.189 |
<20 | 9 (5.2) | 8 (8.2) | 0.53 (0.14–2.03) | 0.353 |
RDS | 129 (74.6) | 75 (77.3) | 0.57 (0.24–1.31) | 0.185 |
BPD | 71 (41.0) | 48 (49.5) | 1.35 (0.55–3.36) | 0.513 |
IVH ≥ grade 3 | 5 (2.9) | 6 (6.4) | 2.80 (0.51–15.29) | 0.234 |
Mortality within 7 days after birth | 5 (2.9) | 5 (5.2) | 1.63 (0.24–11.10) | 0.618 |
Death before discharge | 13 (4.5) | 14 (14.4) | 2.26 (0.45–11.41) | 0.325 |
Variable | Two or fewer QI initiatives implemented (n=36) | All QI initiatives implemented (n=61) | aOR* (95% CI) | P-value* |
---|---|---|---|---|
Admission temperature (°C) | 36.3±0.4 | 36.5±0.4 | 4.76 (1.25–18.13) | 0.022 |
Mild hypothermia | 29 (80.6) | 35 (57.4) | 0.14 (0.04–0.53) | 0.004 |
Severe hypothermia | 5 (13.9) | 1 (1.6) | 0.02 (0.00–0.82) | 0.039 |
pH at admission | 7.2±0.1 | 7.3±0.1 | NA | 0.146 |
Base excess at admission | –6.6±4.7 | –5.6±2.9 | 1.04 (0.83–1.32) | 0.719 |
Early pulmonary hypertensionwithin 24 hours after birth | 9 (25.0) | 19 (31.1) | 3.53 (0.81–15.40) | 0.094 |
Hypotension within 24 hours after birth | 8 (22.2) | 7 (11.5) | 0.08 (0.01–1.28) | 0.074 |
Hypoglycemia at admission (mg/dL) | ||||
<40 | 9 (25.0) | 21 (34.4) | 1.63 (0.38–7.00) | 0.511 |
<20 | 3 (8.3) | 5 (8.2) | 0.69 (0.05–10.23) | 0.790 |
RDS | 26 (72.2) | 49 (80.3) | 4.12 (0.78–22.78) | 0.095 |
BPD | 17 (47.2) | 31 (50.8) | 0.69 (0.14–3.35) | 0.648 |
IVH ≥grade 3 | 2 (5.6) | 4 (6.6) | 12.30 (0.47–323.92) | 0.133 |
Mortality within 7 days after birth | 3 (8.3) | 2 (3.3) | 3.47 (0.13–94.71) | 0.461 |
Death before discharge | 6 (16.7) | 8 (13.1) | 0.05 (0.00–2.75) | 0.146 |