Table 1.
Background characteristics
| Intervention group | Control group | p‐value a | |||
|---|---|---|---|---|---|
| N | % | N | % | ||
| Gender | |||||
| Female | 197 | 82.8 | 213 | 83.5 | .823 |
| Male | 41 | 17.2 | 42 | 16.5 | |
| Median | Range (min. maks) | Median | Range (min. maks) | ||
|---|---|---|---|---|---|
| Age | 21 | 19–45 | 21 | 19–53 | .442 |
| N | % | N | % | ||
|---|---|---|---|---|---|
| Science level from high school | |||||
| 1–3 | 23 | 9.7 | 32 | 12.5 | .673 |
| ≤4 | 185 | 77.7 | 193 | 75.7 | |
| Does not have Norwegian education | 30 | 12.6 | 30 | 11.8 | |
| Biology (high school, level 1) | |||||
| Has bio | 35 | 14.7 | 47 | 18.4 | .267 |
| Does not have prior bio | 203 | 85.3 | 208 | 81.6 | |
| Biology 2 (high school level 2) | |||||
| Has bio 2 | 19 | 8.0 | 24 | 9.4 | .574 |
| Does not have prior bio | 219 | 92.0 | 231 | 90.6 |
a
All p‐values refer to chi‐square tests except of p‐value for age. Age was compared using Mann–Whitney Wilcoxon test.