From: Impact of BMI and smoking in adolescence and at the start of pregnancy on birth weight
Variables | Mean (SD)/percentage | n |
---|---|---|
Birth weight (kg) | 3.51 (0.48) | 1256 |
Birth length (cm) | 50.4 (2.2) | 1246 |
Boys | 52.3% | 657 |
Girls | 47.7% | 599 |
Twinsa | 1% | 12 |
Large for gestational age (LGA) | 1.8% | 22 |
Small for gestional age (SGA) | 3.4% | 42 |