Table 5.
Male | Female | Total Sample | ||||
---|---|---|---|---|---|---|
Median | IQR * | Median | IQR | Median | IQR | |
Year 8 | 90 | 60–120 | 80 | 55–105 | 90 a,b,c,d,e,f | 60–120 |
Year 9 | 140 g | 90–200 | 160 | 105–280 | 160 b,c,d,e,f,h | 105–240 |
Year 10 | 140 g | 80–160 | 80 | 50–160 | 120 a,e,f,h | 70–160 |
Year 11 | 105 | 90–180 | 108 | 90–150 | 105 a,e,f,h | 90–160 |
Year 12 | 105 g | 100–200 | 95 | 90–105 | 105 a,e,f,h | 90–150 |
Year 13 | 0 | 0 | 0 | 0 | 0 a,b,c,d,h | 0 |
Year 14 | 0 g | 0 | 0 | 0 | 0 a,b,c,d,h | 0 |
* Interquartile Range (IQR) a Significantly different to Year 9, (p < 0.001); b Significantly different to Year 10, (p < 0.001); c Significantly different to Year 11, (p < 0.001); d Significantly different to Year 12, (p < 0.001); e Significantly different to Year 13, (p < 0.001); f Significantly different to Year 14, (p < 0.001); g Significant difference within year group for gender (p < 0.05); h Significantly different to Year 8, (p < 0.001).