Times for the 10 m, 20 m, and 40 m sprint for junior and senior rugby league forwards and backs
| 10 m (s) | 20 m (s) | 40 m (s) | ||||
|---|---|---|---|---|---|---|
| Forwards | Backs | Forwards | Backs | Forwards | Backs | |
| Values are reported as means (95% CI). Significant team differences (p<0.05) between like superscripts. Forwards (n=80; first grade, n=11; second grade, n=16; under 19, n=10; under 16, n=12; under 15, n=11; under 14, n=7; under 13, n=13). Backs (n=79; first grade, n=9; second grade, n=13; under 19, n=12; under 16, n=9; under 15, n=12; under 14, n=10; under 13, n=14). | ||||||
| First grade | 2.05 (1.97 to 2.13)a | 1.98 (1.93 to 2.03) | 3.38 (3.28 to 3.48)a | 3.28 (3.21 to 3.35) | 5.86 (5.76 to 5.96)a | 5.69 (5.58 to 5.80) |
| Second grade | 2.14 (2.09 to 2.19)b | 2.08 (1.97 to 2.19) | 3.50 (3.43 to 3.57)b | 3.34 (3.22 to 3.46) | 6.09 (5.94 to 6.24)b | 5.81 (5.64 to 5.98) |
| Under 19 | 2.19 (2.10 to 2.28)ac | 2.19 (2.09 to 2.29) | 3.57 (3.46 to 3.68)c | 3.53 (3.41 to 3.65) | 6.20 (6.01 to 6.39)c | 6.01 (5.85 to 6.17) |
| Under 16 | 2.22 (2.15 to 2.29)ad | 2.17 (2.10 to 2.24) | 3.61 (3.51 to 3.71)ad | 3.55 (3.46 to 3.64) | 6.17 (6.00 to 6.34)d | 6.00 (5.87 to 6.13) |
| Under 15 | 2.25 (2.20 to 2.30)ae | 2.21 (2.13 to 2.29) | 3.72 (3.61 to 3.83)abe | 3.62 (3.53 to 3.71) | 6.58 (6.32 to 6.84)abe | 6.26 (6.14 to 6.38) |
| Under 14 | 2.44 (2.34 to 2.54)abf | 2.24 (2.15 to 2.33) | 3.99 (3.79 to 4.19)abcf | 3.70 (3.51 to 3.89) | 7.00 (6.40 to 7.60)abcdf | 6.47 (6.08 to 6.86) |
| Under 13 | 2.60 (2.53 to 2.67)abcdef | 2.46 (2.38 to 2.54) | 4.24 (4.14 to 4.34)abcdef | 4.04 (3.92 to 4.16) | 7.50 (7.29 to 7.71)abcdef | 7.11 (6.87 to 7.35) |