Table 2.
Contingency table of 2 year and 4.5 year behavioural categorisations for each SDQ measure
| 4.5 years | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Total difficulties | Emotional symptoms | Peer problems | Hyperactivity-Inattention | Conduct problems | |||||||
| Normal/ Borderline n (%) |
Abnormal n (%) |
Normal/ Borderline n (%) |
Abnormal n (%) |
Normal/ Borderline n (%) |
Abnormal n (%) |
Normal/ Borderline n (%) |
Abnormal n (%) |
Normal/ Borderline n (%) |
Abnormal n (%) |
||
| 2 years | Normal/Borderline | 4899 (92.0%) | 428 (8.0%) | 5078 (92.4%) | 419 (7.6%) | 4748 (89.1%) | 582 (10.9%) | 4834 (89.1%) | 594 (10.9%) | 4718 (91.1%) | 459 (8.9%) |
| Abnormal | 323 (57.9%) | 235 (42.1%) | 243 (61.2%) | 154 (38.8%) | 368 (65.6%) | 193 (34.4%) | 289 (62.2%) | 176 (37.8%) | 519 (72.5%) | 197 (27.5%) | |