Table 1 Characteristics of the study population
From: Cranial ultrasound findings in late preterm infants and correlation with perinatal risk factors
Variables | N (%) | |
|---|---|---|
Sex (N = 1172) | Male | 608 (51.9) |
Female | 564 (48.1) | |
GA (N = 1172) | 34 weeks | 227 (19.4) |
35 weeks | 355 (30.4) | |
36 weeks | 590 (50.3) | |
Twin birth | Singleton | 641 (54.7) |
BC-BA | 426 (36.3) | |
MC-BA | 82 (7) | |
MC-MA | 2 (0.2) | |
Trigeminal | 21 (1.8) | |
Apgar (N = 1172) | ≤5 at 1’ | 29 (2.5) |
≤5 at 5’ | 3 (0.2) | |
Mode of delivery (N = 1172) | Vaginal delivery | 258 (22) |
Vacuum extractor | 21 (1.8) | |
Elective CS | 416 (36) | |
Emergency CS | 477 (40.7) | |
Ward at admission (N = 1172) | Postnatal ward | 913 (78) |
NICU | 259 (22) | |
Birthweight | Mean (g) | SD (g) |
34 weeks (N = 227) | 2167 | 403,2 |
35 weeks (N = 355) | 2375 | 408,2 |
36 weeks (N = 590) | 2556 | 401,6 |