Table 2.
Results of fetal biometry and FAORs in subjects with NGT, GDM, and GDM subgroups according to maternal age and prepregnancy BMI
| Variable | NGT (n=4,822) | Total GDM (n=332) | GDM |
|||
|---|---|---|---|---|---|---|
| Group 1 (n=125) | Group 2 (n=21) | Group 3 (n=144) | Group 4 (n=42) | |||
| Fetal biometry | ||||||
| GA-LMP, wkd | 35.9±1.3 | 35.6±1.6b | 35.4±1.6b | 35.8±1.3 | 35.8±1.5 | 35.4±1.8a |
| GA-BPD, wk | 37.2±2.1 | 36.9±2.3a | 36.7±2.2a | 37.4±2.4 | 37.1±2.3 | 36.6±2.6a |
| GA-AC, wk | 38.0±2.2 | 38.3±2.7a | 37.6±2.8a | 39.1±2.3a | 38.7±2.5b | 38.4±2.6 |
| GA-FL, wk | 36.9±1.8 | 36.7±1.9 | 36.4±2.0b | 37.4±1.4 | 36.9±1.8 | 36.6±2.1 |
| EFW, g | 2,653±305 | 2,660±370 | 2,576±377a | 2,780±338 | 2,717±354a | 2,651±380 |
| FAOR | ||||||
| GA-AC/GA-LMPd | 1.06±0.05 | 1.08±0.06c | 1.06±0.06 | 1.09 ±0.05a | 1.08±0.06c | 1.09±0.05b |
| GA-AC/GA-BPD | 1.02±0.06 | 1.04±0.06c | 1.03±0.07 | 1.05±0.06 | 1.05±0.06c | 1.05±0.07b |
| GA-AC/GA-FL | 1.03±0.05 | 1.04±0.06c | 1.04±0.06 | 1.05±0.06 | 1.05±0.06c | 1.05±0.05a |
Values are presented as mean±standard deviation. Group 1 (age <35 years and BMI <25 kg/m2); Group 2 (age <35 years and BMI ≥25 kg/m2); Group 3 (age ≥35 years and BMI <25 kg/m2); Group 4 (age ≥35 years and BMI ≥25 kg/m2).
FAOR, fetal abdominal overgrowth ratio; NGT, normal glucose tolerance; GDM, gestational diabetes mellitus; BMI, body mass index; GA-LMP, gestational age by last menstruation period; GA-BPD, estimated gestational age by biparietal diameter; GA-AC, estimated gestational age by abdominal circumference; GA-FL, estimated gestational age by femur length; EFW, estimated fetal weight.
P<0.05 compared with NGT,
P<0.001 compared with NGT,
P<0.0001 compared with NGT,
Gestational age by LMP near term.