TABLE 1.
Baseline maternal characteristics1
| Variable | Intervention (blueberry + soluble fiber) | Control (standard prenatal care) |
|---|---|---|
| Age, y | 27 ± 5.3 | 27 ± 5.0 |
| Gestational age at start of intervention, wk | 16.0 ± 3.8 | 14.5 ± 4.4 |
| Body weight at start of intervention, kg | 88 ± 10 | 92 ± 12 |
| BMI at start of intervention, kg/m2 | 35 ± 4.2 | 36 ± 4.2 |
| Hemoglobin, g/dL | 12.7 ± 1.0 | 12.6 ± 1.0 |
| Hematocrit, % | 38 ± 3.6 | 37 ± 3.3 |
| RBC, 106/μL | 4.3 ± 0.4 | 4.2 ± 0.3 |
| Platelets, 103/μL | 307 ± 62 | 288 ± 58 |
| Plasma total protein, g/dL | 6.7 ± 0.5 | 6.8 ± 0.3 |
| Plasma albumin, g/dL | 3.8 ± 0.3 | 3.7 ± 0.3 |
| Plasma ALT, U/L | 15 ± 6.2 | 21 ± 19.3 |
| Plasma AST, U/L | 20 ± 7.3 | 23 ± 14.0 |
| Race | ||
| African American, % | 18 | 23 |
| Hispanic, % | 82 | 76 |
| Prenatal vitamin users, % | 29 | 41 |
| History of GDM, % | 59 | 53 |
| Family history of diabetes, % | 35 | 27 |
| Nulliparous, % | 29 | 24 |
1
n = 17 in each group. Values are mean ± SD unless otherwise indicated. ALT, alanine transaminase; AST, aspartate transaminase; GDM, gestational diabetes mellitus.