Table 1.
Demographics for mother-child dyads participating in the PROGRESS study at age 4 to 6 years.
| Characteristic | N=537 |
|---|---|
| n (%) | |
| Child sex | |
| Female | 267 (49.7) |
| Male | 270 (50.3) |
| Prenatal environmental tobacco smoke (ETS) exposure (yes) | 189 (35.2) |
| Maternal education at enrollment | |
| < High school | 210 (39.1) |
| Some high school or high school graduate | 199 (37.1) |
| > High school | 128 (23.8) |
| Maternal preeclampsia | 21 (3.9) |
| Mean ± std | |
| Maternal age at enrollment (years) | 27.7 ± 5.59 |
| Gestational age (weeks) | 38.7 ± 1.14 |
| Child age at BP measurement (years) | 4.80 ± 0.56 |
| Child BMI (kg/m2) | 15.7 ± 1.66 |
| Average prenatal PM2.5 (μg/m3) | 22.6 ± 2.62 |
| Child BP at 4–6 years (mm Hg) | |
| SBP | 86.1 ± 7.08 |
| DBP | 52.5 ± 5.84 |