Table 2.
Characteristics of the target population according to birth weight, n = 107
| |
Overall population |
SGA |
AGA |
LGA |
|
|
|---|---|---|---|---|---|---|
| n = 107 | n = 13 | n = 72 | n = 22 | F | p | |
| Family history of diabetes, n (%) |
45 (40.1) |
8 (61.5) |
26 (36.1) |
11 (50.0) |
- |
0.13 |
| Parity |
2.2 ± 1.0 |
2.3 ± 1.2 |
2.0 ± 1.0 |
2.4 ± 1.0 |
0.94 |
0.39 |
| Mother’s age, years |
25.0 ± 5.0 |
23.0 ± 6.1 |
24.8 ± 5.2 |
26.6 ± 3.9 |
2.14 |
0.12 |
| Weight before pregnancy, kg |
61.8 ± 11.7 |
55.9 ± 11.8 |
61.1 ± 10.6 |
67.5 ± 13.2 |
4.60 |
0.01*, **,† |
| Weight gain through pregnancy, kg |
13.0 ± 5.2 |
11.1 ± 6.7 |
12.8 ± 5.3 |
14.7 ± 3.2 |
1.95 |
0.14 |
| Body mass index before pregnancy, k/m2 |
24.1 ± 4.6 |
22.1 ± 5.1 |
23.9 ± 4.0 |
25.8 ± 5.5 |
2.8 |
0.06 |
| Gestational age, weeks |
39.1 ± 1.8 |
39.0 ± 0.8 |
39.3 ± 1.2 |
39.8 ± 0.9 |
2.22 |
0.11 |
| Newborn’s birth weight, g |
3312 ± 678 |
2083 ± 356 |
3270 ± 380 |
4175 ± 197 |
149.3 |
<0.001*,**,†,‡,§ |
| Newborn’s plasma glucose at birth, mmol/L |
5.9 ± 2.7 |
7.2 ± 5.5 |
5.8 ± 2.0 |
5.2 ± 2.2 |
2.15 |
0.15 |
| Newborn’s insulin at birth, μU/mL |
7.1 ± 4.3 |
6.7 ± 4.5 |
6.3 ± 3.7 |
9.6 ± 4.9 |
5.32 |
0.001‡ |
| HOMA-IR index | 1.9 ± 1.5 | 1.9 ± 1.4 | 1.7 ± 1.3 | 2.3 ± 1.5 | 1.63 | 0.04‡ |
Values are median ± standard deviation.
SGA, small-gor-gestational age; AGA, appropriate-for-gestational age; LGA, large-for-gestational age.
*p < 0.01 between SGA and LGA. **p < 0.005 between SGA and the overall population. †p < 0.005 between LGA and the overall population.
‡p < 0.05 between LGA and AGA. §p = 0.04 between SGA and AGA.