Article Figures & Data
Figures
- Figure 1
- The number of total births and preterm births admitted to the Neonatal Intensive Care Unit (NICU) from 2018 to 2022.
Tables
Characteristics n (%) Gender Male 74 (53.2) Female 65 (46.8) Mother nationality Saudi 97 (69.7) Non-Saudi 42 (30.3) Mode of delivery Vaginal 69 (49.6) Cesarean 70 (53.2) Pregnancy identified US 28 (20.1) LMP 90 (64.7) Clinical examination 17 (12.2) Mother’s weight at delivery, kg (mean±SD) 74.2±17.4 Mother’s height at delivery, cm (mean±SD) 157.6±6 Maternal age, years (mean±SD) 29.2±7.25 Average of antenatal visits (mean±SD) 4.8±2.9 History of abortions Yes 32 (23.1) No 107 (76.9) Plurality Singletons 120 (86.3) Twins 13 (9.3) Triples 6 (4.3) Primipara 39 (28.0) GA, weeks (mean±SD) 32.9±3.9 SGA 62 (44.6) BW, grams 1941±723 Length of stay in NICU, days (mean±SD) 18.2±21.4 Weight at NICU discharge, g (mean±SD) 2098±555 Low APGAR (<7 at 5 minutes) (mean±SD) 24±17.2 According to GA Extremely preterm (<28 weeks) 15 (10.79) Very preterm (28 to <32 weeks) 27 (19.42) Late preterm (32 to <37 weeks) 97 (69.78) According to BW (grams) Less than 1000 (ELBW) 13 (9.35) 1000 to 1499 (VLBW) 25 (17.99) 1500 to 2499 (LBW) 74 (53.24) 2500 to 3999 (NBW) 27 (19.42) SD: standard deviation, US: ultrasound, LMP: last menstrual period, GA: gestational age, SGA: Small for gestational age, BW: birth weight, NICU: neonatal intensive care unit, ELBW: extremely low birth weight, VLBW: very low birth weight, LBW: low birth weight, NBW: normal birth weight
Classification Mortality rate n (%) According to GA (weeks) Extremely preterm (<28 weeks) 6/15 (40) 24 weeks gestation 3/4 (75) 25 weeks gestation 1/2 (50) 26 weeks gestation 1/6 (16.6) 27 weeks gestation 1/3 (33.3) Very preterm (28 to <32 weeks) 1/27 (3.7) Late preterm (32 to <37 weeks) 3/97 (3) According to BW (grams) Less than 1000 (ELBW) 5/13 (38.4) 1000 to 1499 (VLBW) 2/25 (8) 1500 to 2499 (LBW) 3/74 (4.05) 2500 to 3999 (NBW) 0/27 (0) GA: gestational age, BW: birth weight, ELBW: extremely low birth weight, VLBW: very low birth weight, LBW: low birth weight, NBW: normal birth weight
- Table 3
- Percentage (%) of antepartum and intrapartum complications among the premature population presented by year.
Condition 2018 2019 2020 2021 2022 Overall P-value Antepartum conditions Gestational hypertension 0.7 2.2 1.4 3.6 0.7 8.6 0.17 Maternal hypertension 0 0.7 0 2.2 0.7 3.6 0.11 Maternal infection 0 0.7 0 2.2 0.7 3.6 0.11 Maternal malnutrition 0.7 0.7 0 2.2 0.7 4.3 0.24 Maternal diabetes 0.7 0.7 1.7 2.1 0.7 5.9 0.14 PROM 7.9 7.9 4.3 7.2 5.8 33.1 0.12 Fetal anomaly 0.7 0.7 0.7 2.2 0.7 5 0.48 Intrauterine infection 0 0.7 0 2.2 0.7 3.6 0.11 Placental complications 0.7 1.4 1.4 2.9 2.2 8.6 0.60 Cord complications 0 0.7 0 2.2 0.7 3.6 0.11 Intrapartum conditions Disproportion/dystocia 0 0.7 0 2.2 0 2.9 0.03* Malpresentation 2.9 3.6 1.4 2.9 4.3 15.1 0.74 Prolonged labour 0 0.7 0 2.2 0 2.9 0.03* Placental complications 0 0.7 0 2.2 1.4 4.3 0.16 Cord complications 0 0.7 0 2.2 0.7 3.6 0.11 Chi-square,
↵* significant (p<0.05), PROM: prolonged rupture of membrane
Variable Extremely preterm (n=15) Very preterm (n=27) Late preterm (n=97) P-value BW, grams 993 ± 449 1413 ± 375 2234 ± 614 <0.001* Age at delivery, years 32.4 ± 5.4 27.5 ± 6.6 29.1 ± 7.5 0.119 Weight at delivery, kg 73. 1 ± 14.7 73.1 ± 14.1 74.6 ± 18.7 0.90 APGAR score at 1 minute 4.2 ± 2.3 5.2 ± 2.2 6.8 ± 2.1 <0.001* APGAR score at 5 minutes 6 ± 1.9 7.3 ± 1.9 8.4 ± 1.1 <0.001* APGAR score at 10 minutes 7.3 ± 2.1 8.4 ± 1.4 9.1 ± 0.9 <0.001* Length of stay in NICU 40.2 ± 34.3 32.8 ± 16.3 10.7 ± 14.9 <0.001* PROM 0.26 ± 0.45 0.25 ± 0.44 0.36 ± 0.48 0.52 Malpresentation 0.13 ± 0.35 0.14 ± 0.32 0.15 ± 0.36 0.97 One-way ANOVA;
BW: birth weight; PROM: prolonged rupture of membrane, NICU: neonatal intensive care unit
↵* significant (p<0.05).
Neonatal Morbidity Percentage (%) Respiratory distress syndrome (RDS) 27.3 Bronchopulmonary dysplasia (BPD) 15.8 Patent ductus arteriosus (PDA) 12.5 Retinopathy of prematurity (ROP) 10.2 Intraventricular hemorrhage (IVH) 8.9 Necrotizing enterocolitis (NEC) 5.6
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