Maternal Prepregnancy BMI and Glucose Level at 24–28 Gestational Weeks on Offspring’s Overweight Status within 3 Years of Age
Table 1
Characteristics of 21,354 mother-infant pairs according to different categories of maternal prepregnancy body mass index and glucose level at 24–28 gestational weeks.
Prepregnancy body mass index (kg/m2)
value
Glucose level (mmol/L)
value
<18.5
18.5–23.9
24.0–27.9
≥28
<7.8
≥7.8
Number of subjects
2,394
13,602
4,055
1,303
—
17,321
4,033
—
Maternal characteristics
Maternal age, y
27.1 (2.7)
27.9 (2.9)
28.2 (3.0)
28.3 (3.2)
<0.001
27.8 (2.9)
28.5 (3.1)
<0.001
Ethnicity (Han), %
95.9
95.8
95.7
96.0
0.98
95.7
96.3
0.079
Mother’s education, %
<0.001
0.97
≤12 years
25.8
23.1
28.6
39.5
25.5
25.5
>12 years
74.2
76.9
71.4
60.5
74.5
74.6
Smoking during pregnancy, %
2.13
2.02
2.15
2.76
0.36
2.17
1.81
0.15
History of abortion, %
30.3
30.7
34.4
36.8
<0.001
31.1
34.5
<0.001
Prepregnancy body mass index, kg/m2
17.6 (0.8)
21.1 (1.5)
25.6 (1.1)
30.5 (2.4)
<0.001
21.9 (3.3)
23.2 (3.7)
<0.001
Systolic blood pressure at 24–28 gestational weeks, mmHg