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Table 1 Comparison of clinical data between the macrosomia group and the nonmacrosomia group in the training set (N = 626)

From: Establishment of a nomogram model to predict macrosomia in pregnant women with gestational diabetes mellitus

Variables Nonmacrosomia n = 543 Macrosomia n = 83 P
Age, years 33.01 ± 4.47 33.11 ± 4.90 0.858
Prepregnancy BMI, kg/m2 23.20 ± 3.52 24.47 ± 3.40 0.002
Number of pregnancies 2.28 ± 1.27 2.23 ± 1.18 0.723
Parity 0.56 ± 0.57 0.54 ± 0.55 0.771
Gestational age at delivery, weeks 38.16 ± 1.72 38.54 ± 1.51 0.057
Weight gain during pregnancy, kg 13.00 ± 4.68 14.70 ± 4.73 0.002
Fasting plasma glucose (FPG), mmol/L 5.03 ± 0.55 5.33 ± 0.77 0.001
1 h 75 g glucose level, mmol/L 9.72 ± 1.62 9.95 ± 3.91 0.594
2 h 75 g glucose level, mmol/L 8.15 ± 1.45 8.01 ± 2.46 0.610
Triglycerides (TG), mmol/L 3.33 ± 1.62 4.02 ± 1.69 < 0.001
Total cholesterol (TC), mmol/L 6.11 ± 1.17 6.15 ± 1.20 0.756
Umbilical artery blood velocity (S/D) 2.19 ± 0.36 2.12 ± 0.32 0.087
Biparietal diameter (BPD), cm 9.26 ± 0.46 9.59 ± 0.42 < 0.001
Resistance index (RI) 0.53 ± 0.07 0.52 ± 0.08 0.035
Pulsatility index (PI) 0.78 ± 0.18 0.73 ± 0.14 0.016
Head circumference (HC), cm 32.79 ± 1.34 33.79 ± 1.67 < 0.001
Femur length (FL), cm 7.06 ± 0.39 7.27 ± 0.40 < 0.001
Amniotic fluid index (AFI), cm 12.51 ± 3.42 14.31 ± 3.92 < 0.001
Whether the menstrual cycle is regular, n (%)
 Yes 479 74 0.803
 No 64 9
Diabetes in first degree relatives, n (%)
 Yes 57 9 0.924
 No 486 74
History of abortion, n (%)
 Yes 266 42 0.784
 No 277 41