Table 3 The distribution of FPG and 1 h-PG (mmol/L) according to participant’s demographic characteristics
From: Concentrations of perfluoroalkyl and polyfluoroalkyl substances and blood glucose in pregnant women
| Characteristics | FPG(N = 856) | 1 h-PG(N = 705) | ||
|---|---|---|---|---|
| Mean ± SD | P-value | Mean ± SD | P-value | |
| Total | 4.04 ± 0.45 | 6.46 ± 1.37 | ||
| Maternal age at enrollment (years) | 0.675 | < 0.001 | ||
| < 25 | 4.01 ± 0.39 | 5.99 ± 1.28 | ||
| 25–35 | 4.04 ± 0.45 | 6.54 ± 1.35* | ||
| ≥ 35 | 4.08 ± 0.49 | 6.73 ± 1.70* | ||
| Pre-pregnancy BMI (kg/m2) | 0.854 | 0.097 | ||
| < 18.5 | 4.06 ± 0.47 | 6.25 ± 1.38 | ||
| 18.5–24.9 | 4.04 ± 0.44 | 6.52 ± 1.36 | ||
| ≥ 25 | 4.09 ± 0.45 | 6.65 ± 1.43 | ||
| Maternal education | 0.077 | 0.032 | ||
| Below high school | 4.15 ± 0.44 | 6.05 ± 1.55 | ||
| High School | 4.05 ± 0.46 | 6.41 ± 1.54 | ||
| College or above | 4.02 ± 0.44 | 6.52 ± 1.30* | ||
| Per capita household income (CNY) | 0.341 | 0.702 | ||
| < 4000 | 4.05 ± 0.39 | 6.46 ± 1.33 | ||
| 4000–8000 | 4.05 ± 0.46 | 6.49 ± 1.37 | ||
| > 8000 | 3.99 ± 0.47 | 6.37 ± 1.39 | ||
| Passive smoking | 0.512 | 0.803 | ||
| Yes | 4.07 ± 0.47 | 6.44 ± 1.40 | ||
| No | 4.05 ± 0.43 | 6.47 ± 1.38 | ||
| Pregnancy complication | 0.725 | 0.146 | ||
| Yes | 4.28 ± 0.43 | 6.76 ± 1.54 | ||
| No | 4.04 ± 0.45 | 6.45 ± 1.39 | ||
| History of abortion and stillbirth | 0.156 | 0.426 | ||
| Yes | 4.25 ± 0.43 | 6.52 ± 1.5 | ||
| No | 4.07 + 0.43 | 6.44 + 1.33 | ||
| Parity | 0.003 | 0.059 | ||
| 0 | 4.07 ± 0.48 | 6.43 ± 1.36 | ||
| ≥ 1 | 4.15 ± 0.43 | 6.72 ± 1.61 | ||