Table 2.
Different types of polydrug injection on a single occasion of use consumed by drug users ( N = 300)
| Type of drug combination a | Men | Women | Total | Significance ( χ 2 , t test) |
|---|---|---|---|---|
| 1. Buprenorphine + diazepam |
64.7% |
53.6% |
63.7% |
χ2 = 3.2, p = .243 |
| 2. Buprenorphine + diazepam + promethazine |
59.2% |
46.4% |
58.0% |
χ2 = 1.7, p = .193 |
| 3. Buprenorphine + diazepam + promethazine + other antihistamine |
69.5% |
42.9% |
67.0% |
χ2 = 8.1, p < .01 |
| 4. Other (buprenorphine + promethazine or cocktail + pheniramine maleate) |
15.8% |
7.1% |
15.0% |
χ2 = 1.5, p = .221 |
| No cocktail use |
11.8% |
39.3% |
14.3% |
χ2 = 15.7, p < .001 |
| Mean number of cocktails (±SD) | 2.1 (±1.2) | 1.5 (±1.5) | 2.0 (±1.3) | t = 2.0, p < .05 |
aThe first three kinds of drug mixtures were consumed intravenously only; cocktail number 4 (other) was taken orally by five (male) persons.