Table 1.
State and SAMHSA regions frequencies, valid percentages, prevalence of late prenatal alcohol use (high PETH ≥8 ng/ml) and 95% confidence intervals.
| SAMHSA region | N | Sample size by region (%) | Frequency for high PETH | Binomial proportion for high PETH (%) | 95% lower confidence interval | 95% upper confidence interval |
|---|---|---|---|---|---|---|
| State | 1471 | — | 112 | 7.61 | 6.26 | 8.97 |
| 1 | 92 | 6.25 | 7 | 7.61 | 2.19 | 13.03 |
| 2 | 132 | 8.97 | 3 | 2.27 | 0.00 | 4.82 |
| 3 | 152 | 10.33 | 26 | 17.11 | 11.49 | 24.05 |
| 4 | 364 | 24.75 | 17 | 4.67 | 2.50 | 6.84 |
| 5 | 424 | 28.82 | 27 | 6.37 | 4.04 | 8.69 |
| 6 | 307 | 20.87 | 32 | 10.42 | 7.01 | 14.40 |
Region 1: Brooke, Hancock, Marshall, Ohio, Wetzel
Region 2: Berkeley, Grant, Hampshire, Hardy, Jefferson, Mineral, Morgan, Pendleton
Region 3: Calhoun, Jackson, Pleasants, Ritchie, Roane, Tyler, Wirt, Wood
Region 4: Barbour, Braxton, Doddridge, Gilmer, Harrison, Lewis, Marion, Monongalia, Preston, Randolph, Taylor, Tucker, Upshur
Region 5: Boone, Cabell, Clay, Kanawha, Lincoln, Logan, Mason, Mingo, Putnam, Wayne
Region 6: Fayette, Greenbrier, McDowell, Mercer, Monroe, Nicholas, Pocahontas, Raleigh, Summers, Webster, Wyoming
Bold: State average