Table 2.
Psychopathology of the youth at visitation
| Stage 1 group n = 75 | Stage 2 group n = 396 | Stage 3 group n = 52 | Danish norms1 N = 3146 | |
|---|---|---|---|---|
| Psychopathology | ||||
| Strength and difficulties questionnaire, mean (SD) | ||||
| Emotional problems | 3.5 (2.0)* | 7.0 (2.4) | 6.4 (2.4) | 2.3 (2.3)$ |
| Behavioural problems | 1.4 (1.3)* | 2.8 (2.0) | 3.3 (1.8) | 0.9 (1.3)$ |
| Hyperactivity | 3.1 (2.1)* | 5.0 (2.8)+ | 6.3 (2.3) | 2.5 (2.5)$ |
| Peer problems | 1.6 (1.6)* | 2.8 (2.1)+ | 3.7 (2.6) | 1.3 (1.7)£ |
| Pro-social behaviour | 8.4 (1.9)* | 7.6 (2.1) | 7.0 (2.3) | 8.7 (1.5)£ |
| Total difficulties score | 9.6 (4.1)* | 17.5 (5.1)+ | 19.7 (5.1) | 7.1 (5.8) $ |
| Impact score | 1.1 (1.6)* | 4.2 (1.9)+ | 5.3 (2.2) | 0.6 (1.6) $ |
1Danish norms of children aged 6–17 from Arnfred et al.[34]
*Group 1 is statistically significantly different from group 2 and 3 on a P-level < 0.05 tested with both t test and Mann–Whitney U test
+Group 2 is statistically significantly different from group 3 on a P-level < 0.05 tested with both t test and Mann–Whitney U test
$Danish norms are statistically significantly different from group 1, 2, and 3 on a P-level < 0.05 tested with t test
£Danish norms are statistically significantly different from group 2 and 3 on a P-level < 0.05 tested with t test