Table 1 Characteristics of mothers and infants from the ROLO Cohort
Total (n = 327) | BMI < 25 (n = 149) | BMI 25–29.9 (n = 127) | BMI ≥ 30 (n = 51) | P-value | |
|---|---|---|---|---|---|
Maternal Characteristics | |||||
Age at delivery (years) | 33.10 (3.90) | 33.44 (3.75) | 32.80 (4.10) | 32.59 (3.91) | 0.29 |
BMI at 13 weeks’ gestation (kg/m2) | 26.40 (4.60) | 22.83 (1.61) | 27.11 (1.40) | 34.77 (3.65) | – |
Achieved 3rd level education (n(%)) | 174 (58.6) | 83 (61.0) | 71 (55.0) | 18 (40.0) | 0.03* |
Smoked during pregnancy (n(%)) | 7 (2.1) | 0 (0) | 6 (4.7) | 1 (2) | 0.03* |
Ethnicity (Caucasian) (n(%)) | 323 (98.8) | 147 (98.6) | 127 (100) | 50 (98.0) | 0.66 |
Neonatal/Infant Characteristics | |||||
Male sex (n(%)) | 157 (47.4) | 74 (49.7) | 57 (44.2) | 25 (49) | 0.64 |
Gestational age at delivery (weeks) | 40.4 (1.07) | 40.33 (1.07) | 40.49 (0.98) | 40.40 (1.32) | 0.51 |
Birth weight (kg) | 4.07 (0.47) | 4.00 (0.47) | 4.13 (0.44) | 4.10 (0.55) | 0.07 |
Birth weight centile | 72.90 (24.9) | 74.36 (25.65) | 74.27 (22.26) | 64.91 (27.91) | 0.06 |