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Ethnic Differences in Patterns of Methamphetamine Use (N = 402)
| Use Pattern | Latino | African American | Caucasian | Test Statistic | p-value |
|---|---|---|---|---|---|
| Smoked methamphetamine in past 2 months | 89.7% | 88.4% | 75.3% | χ2 = 11.9 | p < .01 |
| Injected methamphetamine in past 2 months | 10.3% | 13.6% | 39.5% | χ2 = 36.0 | p < .001 |
| Number of years used methamphetamine, mean (SD) | 9.6 (6.7) | 11.9 (7.8) | 15.4 (9.6) | F = 13.2 | p < .001 |
| Number of grams used in past 30 days, mean (SD) | 9.4 (12.2) | 5.8 (13.9) | 10.9 (18.3) | F = 3.7 | p < .05 |
