| Not at risk n = 1704 | At risk n = 196 | p* |
---|---|---|---|
Country (%) | Â | Â | Â |
   UK | 40.3 | 49.5 |  |
   Netherlands | 30.2 | 22.4 |  |
   Spain | 29.6 | 28.1 | .026 |
Gender (%) | Â | Â | Â |
   Male | 48.2 | 38.3 |  |
   Female | 51.8 | 61.7 | .008 |
Age in days | Â | Â | Â |
   Mean (SD) | 3844.5 (180.4) | 3858.8 (192.5) | .298 |
Employment status (%) | Â | Â | Â |
   Unemployed | 13.0 | 20.9 |  |
   Employed | 87.0 | 79.1 | .002 |
Crowding at (%) | Â | Â | Â |
   Not crowded | 79.5 | 83.7 |  |
   Crowded | 20.5 | 16.3 | .169 |
Home ownership (%) | Â | Â | Â |
   Not owned | 24.6 | 31.6 |  |
   Owned | 75.4 | 68.4 | .032 |
Mother's educational achievement | Â | Â | Â |
   Mean (SD) | 0.49 (0.28) | 0.51 (0.30) | .260 |
Long-standing illness (%) | Â | Â | Â |
   No | 76.0 | 73.0 |  |
   Yes | 24.0 | 27.0 | .348 |
Main language spoken at home (%) | Â | Â | Â |
   No | 8.7 | 10.7 |  |
   Yes | 91.3 | 89.3 | .345 |
Parental support scale | Â | Â | Â |
   Mean (SD) | 10.0 (2.0) | 10.3 (1.8) | .129 |
Classroom glazing type (%) | Â | Â | Â |
   Single | 50.4 | 55.6 |  |
   Double (or both single and double) | 46.4 | 44.4 |  |
   Triple | 3.2 | 0.0 | .024 |