Table 2. Mean scores, standard deviations (SD) and clinical cut-off scores (p90* & p80) for the teacher SDQ.
| Complete N = 387 |
Boys N = 199 |
Girls N = 188 |
4–5 years N = 122 |
6–7 years N = 124 |
8–10 years N = 141 |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean (SD) | P90 score | Percentage children ≥ P90 | P80 score | Percentage children ≥ P80 | Mean (SD) | P90 | Mean (SD) | P90 | Mean (SD) | P90 | Mean (SD) | P90 | Mean (SD) | P90 | |
| Emotional Symptoms | 1.3 (1.9) | 4 | 7.5 | 2 | 19.6 | 1.1 (1.6) | 4 | 1.5 (2.1) | 4 | 1.2 (1.7) | 4 | 1.2 (1.9) | 4 | 1.4 (1.9) | 4 |
| Conduct Problems | 0.7 (1.3) | 2 | 9.0 | 1 | 21.4 | 1.0 (1.5) | 3 | 0.5 (1.1) | 2 | 0.9 (1.6) | 3 | 0.6 (1.1) | 2 | 0.7 (1.3) | 2 |
| Hyperactivity / Inattention Problems |
2.7 (2.8) | 7 | 9.6 | 4 | 24.3 | 3.5 (3.0) | 8 | 1.8 (2.3) | 5 | 2.9 (2.9) | 8 | 2.8 (2.8) | 7 | 2.5 (2.7) | 8 |
| Peer Problems | 1.2 (1.6) | 4 | 5.4 | 2 | 17.6 | 1.4 (1.7) | 4 | 1.0 (1.4) | 3 | 1.2 (1.6) | 3 | 1.1 (1.5) | 4 | 1.3 (1.7) | 4 |
| Prosocial Behavior | 8.0 (2.3) | 5** | 17.1** | 6** | 23.5** | 7.2 (2.4) | 10 | 8.8 (1.8) | 10 | 7.5 (2.5) | 10 | 8.3 (2.1) | 10 | 8.2 (2.0) | 10 |
| Total Difficulties Score | 5.9 (5.2) | 14 | 9.3 | 10 | 18.9 | 7.1 (5.5) | 15 | 4.7 (4.6) | 11 | 6.2 (5.7) | 15 | 5.7 (4.8) | 13 | 5.8 (5.0) | 15 |
*p90 score = 90th percentile score recommended for clinical use [15]
**For the prosocial scale we have used the p10 score and p20 = that means children who have score ≤ 10 percent and ≤ 20 percent respectively on the prosocial domain