Comparison of injury severity between age groups
| Player age grouping | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Injury severity | Mini | Junior | p Value | Junior School | Senior School | p Value | Prepubertal | Peripubertal | Pubertal | p Value |
| Minor | 9.2 (7) | 3.9 (9) | 0.95 | 6.0 (3) | 10.5 (13) | 0.1 | 3.2 (1) | 14.5 (10) | 7.9 (5) | 0.05 |
| Moderate | 1.3 (1) | 6.6 (15) | 0.005 | 0.0 (0) | 14.0 (16) | 0.025 | 0.0 (0) | 1.5 (1) | 23.8 (15) | 0.005 |
| Severe | 1.3 (1) | 2.6 (6) | 0.01 | 0.0 (0) | 6.2 (7) | 0.01 | 0.0 (0) | 2.9 (2) | 7.9 (5) | 0.05 |
Number of injuries in each severity category per 1000 player-hours by age groupings (actual numbers in parentheses) mini/junior, junior school/senior school and pre/peri/postpubertal.