Baseline characteristics of sample, by intervention group
Characteristics | Baseline characteristics | Total | Intervention | Control |
(N=994) | (n=507) | (n=487) | ||
Age (years) | 16–19 | 56 | 58 | 55 |
20–29 | 44 | 42 | 45 | |
Gender | Male | 42 | 42 | 42 |
Female | 58 | 58 | 58 | |
Postcode | Metropolitan | 62 | 62 | 62 |
Rural | 26 | 27 | 26 | |
Unknown | 12 | 11 | 12 | |
Country of birth | Australia | 92 | 92 | 91 |
Overseas | 8 | 8 | 9 | |
Finished high school | No | 62 | 61 | 62 |
Yes | 38 | 39 | 38 | |
Ever had sex (vaginal/anal intercourse) | Yes | 82 | 81 | 83 |
No | 18 | 19 | 17 | |
Condom use with casual/multiple/new partner(s) | Always | 24 | 24 | 23 |
Not always | 24 | 23 | 25 | |
No risky partners | 52 | 53 | 51 | |
STI test in past 6 months | Yes | 10 | 9 | 10 |
No | 90 | 91 | 90 | |
Knowledge score out of eight questions | >5 | 39 | 36 | 41 |
≤5 | 61 | 64 | 59 | |
Frequency of binge drinking | >1 week | 38 | 35 | 40 |
<1 week | 62 | 65 | 60 | |
Used illicit drugs in the past month | Yes | 49 | 47 | 51 |
No | 51 | 53 | 49 |
Results are shown as percentages.
STI, sexually transmissible infections.