Table 2.
Comparing MA users to Low-Risk Youth
| Risk Factor | Study | Statistical Measure | Point Estimate (95% CI) | Conclusion |
| Sexa | Oetting 2000 | OR | 0.72 (0.70, 0.75) | Odds of using MA were higher for males. |
| Sattah 2002 | OR | 0.34 (0.27, 0.43) | ||
| Years of education | Yen 2004 | MD | 2.70 (2.36, 3.04) | Odds of using MA were higher for those with less education. |
| Yen 2006 | MD | 2.60 (2.40, 2.80) | ||
| Pooledb | WMD | 2.63 (2.45, 2.80) | ||
| Sattah 2002 | OR | 1.31 (1.06, 1.62) | ||
| Sexual behavior | Sattah 2002 | OR | 2.79 (2.25, 3.46) | Odds of using MA was higher for those who had previously engaged in sexual intercourse. |
| Yen 2004 | OR | 31.79 (15.56, 64.93) | ||
| Alcohol use | Sattah 2002 | OR | 8.02 (4.53, 14.18) | Odds of using MA was higher for those who drink alcohol. |
| Yen 2006 | OR | 51.31 (12.27, 214.68) | ||
| Heroin/opiate use | Sattah 2002 | OR | 30.66 (9.38, 100.17) | Odds of using MA was higher for those who had a history of heroin/opiate use. |
| Yen 2006 | OR | 22.53 (1.24, 409.59) | ||
| Smoking | Sattah 2002 | OR | 13.72 (10.69, 17.60) | Odds of using MA were higher for those who smoke. |
| Yen 2006 | OR | 154.85 (81.95, 292.60) | ||
| Family history of drug use | Yen 2006 | OR | 8.65 (3.88, 19.25) | Odds of using MA were higher for youth with family history of drug use. |
| Homosexual or bisexual | Lampinen 2006 | OR | 17.02 (4.83, 60.01) | Odds of using MA were higher for youth who were homosexual or bisexual. |
| Experiencing disruptive parenting | Yen 2006 | OR | 7.84 (5.25, 11.71) | Odds of using MA were higher for youth who experienced disruptive parenting. |
| Peers using or providing MA | Yen 2006 | OR | 40.94 (24.64, 68.03) | Odds of using MA were higher for youth with peers using or providing MA. |
| Engaging in unprotected sex | Yen 2004 | OR | 15.68 (8.04, 30.58) | Odds of using MA were higher for youth who engaged in unprotected sex. |
| Engaging in unplanned sex under the influence of alcohol | Yen 2004 | OR | 70.42 (9.34, 531.06) | Odds of using MA were higher for youth who engaged in unplanned sex under the influence of alcohol. |
| Engaging in sex with an alcohol-intoxicated partner | Yen 2004 | OR | 29.33 (6.70, 128.36) | Odds of using MA were higher for youth who engaged in sexual intercourse with an alcohol-intoxicated partner. |
| Any psychiatric disorder | Yen 2006 | OR | 3.05 (2.12, 4.39) | Odds of using MA were higher for youth who had any psychiatric disorder. |
| Adjustment disorder | Yen 2006 | OR | 2.89 (1.53, 5.47) | Odds of using MA were higher for youth who had adjustment disorder. |
| Conduct disorder | Yen 2006 | OR | 31.91 (16.06, 63.41) | Odds of using MA were higher for youth who had conduct disorder. |
| Attention-deficit hyperactivity disorder | Yen 2006 | OR | 2.84 (1.81, 4.47) | Odds of using MA were higher for youth who had ADHD. |
a Female = 1, Male = 0
b Combine Yen 2004 and Yen 2006, I2 = 0%