3. Results
The mean maternal age was 33 years (ranging from 20 to 48 years), and
the mean maternal body mass index (BMI) prior to pregnancy was 24.78
kg/m2 (range of 17.11 to 36.72 kg/m2). The GA ranged
from 16.4 to 32.0 weeks (average 23.0 weeks) (Table 1).