Boys | Girls | ||||||||
---|---|---|---|---|---|---|---|---|---|
 | All | NOO | Ow | Ob | All | NOO | Ow | Ob |  |
n | 290 | 210 | 61 | 19 | 206 | 165 | 31 | 9 | n |
centile | Â | Â | Â | Â | Â | Â | Â | Â | centile |
0 | 2.5 | 2.5 | 3.2 | 3.4 | 3.2 | 3.2 | 3.7 | 4.0 | 0 |
5 | 3.9 | 4.0 | 3.7 | 3.4 | 4.0 | 4.0 | 3.9 | 4.0 | 5 |
10 | 4.1 | 4.2 | 4.0 | 4.0 | 4.1 | 4.1 | 4.2 | 4.0 | 10 |
15 | 4.2 | 4.2 | 4.3 | 4.2 | 4.2 | 4.2 | 4.2 | 4.1 | 15 |
25 | 4.4 | 4.4 | 4.5 | 4.7 | 4.3 | 4.4 | 4.3 | 4.4 | 25 |
30 | 4.5 | 4.4 | 4.6 | 4.7 | 4.4 | 4.4 | 4.3 | 4.4 | 30 |
40 | 4.6 | 4.5 | 4.7 | 4.8 | 4.4 | 4.5 | 4.4 | 4.4 | 40 |
median | 4.7 | 4.6 | 4.7 | 4.8 | 4.5 | 4.5 | 4.6 | 4.4 | median |
60 | 4.8 | 4.7 | 4.8 | 4.9 | 4.6 | 4.6 | 4.6 | 4.6 | 60 |
70 | 4.9 | 4.8 | 4.9 | 5.0 | 4.7 | 4.7 | 4.8 | 4.9 | 70 |
75 | 4.9 | 4.9 | 4.9 | 5.0 | 4.7 | 4.7 | 4.8 | 4.9 | 75 |
85 | 5.1 | 5.1 | 5.1 | 5.2 | 4.8 | 4.8 | 4.8 | 4.9 | 85 |
90 | 5.2 | 5.2 | 5.1 | 5.3 | 4.9 | 4.9 | 4.9 | 4.9 | 90 |
95 | 5.3 | 5.3 | 5.2 | 5.7 | 5.1 | 5.1 | 4.9 | 4.9 | 95 |
100 | 6.4 | 6.1 | 6.4 | 5.7 | 5.5 | 5.5 | 5.4 | 4.9 | 100 |
mean | 4.64 | 4.62 | 4.67 | 4.78 | 4.52 | 4.52 | 4.52 | 4.51 | mean |
SE | 0.03 | 0.03 | 0.08 | 0.09 | 0.03 | 0.03 | 0.07 | 0.11 | SE |