Table 2. Poly-drug use of, former and current ecstasy users, as well as non-ecstasy lifetime illicit drug users, NESARC 2001–2002.
| Current ecstasy users (N = 116), % (S.E.)a |
Former ecstasy users (N = 242), % (S.E.)a |
Any other illicit drug users (N = 2028), % (S.E.)a |
p-Value (chi-square test) | |
|---|---|---|---|---|
| Past-year use of | ||||
| Any alcohol | 98.4 (1.3) | 95.4 (1.4) | 90.3 (0.8) | *** |
| Binge drinkingb | 62.3 (5.9) | 45.2 (4.2) | 29.1 (1.3) | *** |
| Sedatives | 23.5 (5.0) | 16.0 (3.0) | 5.2 (0.6) | *** |
| Tranquilizers | 34.2 (5.1) | 10.0 (2.1) | 4.6 (0.6) | *** |
| Opioids | 33.8 (4.9) | 21.9 (3.0) | 11.1 (1.0) | *** |
| Amphetamines | 20.6 (4.4) | 9.1 (1.9) | 2.7 (0.4) | *** |
| Cannabis | 85.6 (3.7) | 47.1 (4.2) | 31.5 (1.2) | *** |
| Cocaine | 38.1 (5.0) | 10.1 (2.3) | 1.8 (0.4) | *** |
| Inhalants | 12.9 (3.8) | 3.2 (1.2) | 0.6 (0.2) | ** |
| Heroin | 3.4 (2.5) | 0.6 (0.5) | 0.1 (0.1) | NS |
| Other | 1.5 (1.5) | 0.0 (0.0) | 0.1 (0.0) | NS |
| More than one illicit drug | 91.3 (3.0) | 32.3 (3.7) | 11.1 (0.8) | *** |
| More than two illicit drugs | 66.5 (5.1) | 17.3 (2.9) | 4.5 (0.6) | *** |
| More than three illicit drugs | 44.3 (5.7) | 9.7 (2.2) | 1.6 (0.3) | *** |
| Lifetime use of | ||||
| Any alcohol | 98.8 (1.2) | 99.3 (0.5) | 97.2 (0.4) | *** |
| Binge drinkingb | 89.2 (3.2) | 86.4 (2.4) | 72.9 (1.2) | *** |
| Sedatives | 36.5 (6.2) | 35.8 (3.7) | 12.0 (1.0) | *** |
| Tranquilizers | 44.3 (5.8) | 33.7 (3.3) | 11.8 (1.0) | *** |
| Opioids | 45.7 (5.8) | 45.1 (4.0) | 21.2 (1.2) | *** |
| Amphetamines | 32.7 (5.3) | 37.2 (3.9) | 11.0 (0.9) | *** |
| Cannabis | 97.7 (1.6) | 97.6 (1.0) | 90.5 (0.8) | *** |
| Cocaine | 52.6 (5.1) | 54.0 (4.3) | 11.7 (0.9) | *** |
| Inhalants | 26.4 (5.5) | 25.4 (3.3) | 6.9 (0.7) | *** |
| Heroin | 5.0 (2.7) | 3.8 (1.4) | 0.3 (0.1) | ** |
| Other | 1.5 (1.5) | 4.2 (1.7) | 0.4 (0.2) | ** |
| More than one illicit drug | 97.9 (1.6) | 98.9 (0.7) | 37.7 (1.4) | *** |
| More than two illicit drugs | 78.2 (4.6) | 77.4 (3.4) | 19.5 (1.2) | *** |
| More than three illicit drugs | 58.5 (5.5) | 59.4 (3.9) | 12.0 (1.0) | *** |
NS, not significant.
a
S.E. refers to standard error.
b
Any instance of 5+ drinks for men or 4+ drinks for women.
***
p = <0.0001.
**
p = <0.01