Table 3.
Comparison of prenatal and sociodemographic characteristics by methamphetamine use pattern
| Methamphetamine use pattern during pregnancy | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Consistently high (n = 56) | Increasing (n = 18) | Stable low/moderate (n = 49) | Decreasing (n = 68) | Total (n = 191) | ||||||
| n | % | n | % | n | % | n | % | n | % | |
| Race | ||||||||||
| White, Non-Hispanic | 19 | 33.9 | 6 | 33.3 | 19 | 38.8 | 30 | 44.1 | 74 | 38.7 |
| African-American/Black, Non-Hispanic | 2 | 3.6 | 0 | 0.0 | 1 | 2.0 | 5 | 7.4 | 8 | 4.2 |
| Hispanic | 10 | 17.9 | 3 | 16.7 | 13 | 26.5 | 17 | 25.0 | 43 | 22.5 |
| Pacific Islander/Asian | 25 | 44.6 | 9 | 50.0 | 16 | 32.7 | 16 | 23.5 | 66 | 34.6 |
| Education < 12 years | 29 | 51.8 | 7 | 38.9 | 25 | 51.0 | 26 | 38.2 | 87 | 45.5 |
| Low SES | 24 | 42.9 | 6 | 33.3 | 15 | 30.6 | 18 | 26.9 | 63 | 33.2 |
| Public/Govt insurance | 49 | 87.5 | 17 | 94.4 | 45 | 91.8 | 61 | 89.7 | 172 | 90.1 |
| Marital status (% no partner) | 33 | 58.9 | 10 | 55.6 | 26 | 53.1 | 40 | 58.8 | 109 | 57.1 |
| Mean | SD | Mean | SD | Mean | SD | Mean | SD | Mean | SD | |
| Age (years) | 26 | 5.7 | 26 | 5.6 | 27 | 6 | 26 | 5.5 | 26.0 | 5.7 |
| Number of prenatal visits | 8a | 5.5 | 11 | 8 | 12 | 7.5 | 13a | 7.9 | 11.3 | 7.4 |
| Gestational age at 1st prenatal visit (week) | 17.8b | 7.3 | 14.3 | 9.9 | 12.5b | 8.1 | 13.3b | 7.2 | 14.5 | 8.0 |
aCH < D (P = 0.004)
bCH > SLM (P = 0.006), D (P = 0.010)