Sample sociodemographic characteristics
| n | Per cent | |
|---|---|---|
| Gender | ||
| Male | 1032 | 47.5 |
| Female | 1102 | 50.7 |
| Missing | 39 | 1.8 |
| Age | ||
| Mean (SD) | 12.4 | (0.55) |
| Ethnicity | ||
| White | 1826 | 84.0 |
| Mixed | 75 | 3.5 |
| Asian | 131 | 6.0 |
| Black | 57 | 2.6 |
| Chinese | 15 | 0.7 |
| Other | 28 | 1.3 |
| Missing | 41 | 1.9 |
| Knew someone with cancer | ||
| Yes | 1266 | 58.3 |
| No | 783 | 36.0 |
| Missing | 124 | 5.7 |