Table 1.
Characteristics of participants by crystal methamphetamine use
| Total (n = 1029) | Had never used crystal methamphetamine in lifetime (n = 955) | Had used crystal methamphetamine in lifetime (n = 46) | Odds ratio | Confidence interval | |
|---|---|---|---|---|---|
| n (%) | n (%) | n (%) | |||
| Gender | |||||
| Male | 278 (27.0) | 250 (26.2) | 18 (39.2) | 1.0 | Ref |
| Female | 731 (71.0) | 688 (72.0) | 25 (54.4) | 0.5 | 0.3–0.9* |
| Non-binary, trans or other identitya | 17 (1.7) | 15 (1.6) | 2 (4.4) | 1.9 | 0.4–8.7 |
| Born in Australia | |||||
| No | 121 (11.8) | 108 (11.3) | 7 (15.2) | 1.0 | Ref |
| Yes | 891 (86.6) | 834 (87.3) | 38 (82.6) | 0.7 | 0.3–1.6 |
| Completed post-high school education | |||||
| No | 606 (58.9) | 573 (60.0) | 23 (50.0) | 1.0 | Ref |
| Yes | 423 (41.1) | 382 (40.0) | 23 (50.0) | 1.5 | 0.8–2.7 |
| Live with parents | |||||
| No | 498 (48.4) | 446 (46.7) | 36 (78.3) | 1.0 | Ref |
| Yes | 531 (51.6) | 509 (53.3) | 10 (21.7) | 0.2 | 0.1–0.5** |
| Money spent per week for recreation | |||||
| Less than $120 | 815 (79.2) | 771 (80.7) | 22 (47.8) | 1.0 | Ref |
| $120 or more | 207 (20.1) | 178 (18.6) | 24 (52.2) | 4.8 | 2.6–8.6** |
| Live in major city | |||||
| No | 103 (10.0) | 93 (9.7) | 6 (13.0) | 1.0 | Ref |
| Yes | 914 (88.8) | 851 (89.1) | 39 (84.8) | 0.7 | 0.3–1.7 |
| Heterosexual | |||||
| No | 273 (26.5) | 240 (25.1) | 23 (50.0) | 1.0 | Ref |
| Yes | 756 (73.5) | 715 (74.9) | 23 (50.0) | 0.4 | 0.2–0.6** |
| Mean age (years) | 22.5 | 22.4 | 25.2 | 1.3 | 1.2–1.5** |
Percentages may not add up to 100% due to rounding. Numbers may not add up to total as participants who reported “I don’t wish to say” are not shown
Ref reference
*p < 0.05; **p < 0.001; aNon-binary, trans and other identities have been combined due to small numbers