Incidence of match injury as a function of injury severity and period in match
| Injury severity | ||||||
|---|---|---|---|---|---|---|
| Incidence of injury, injuries/1000 player-hours (95% CI) | ||||||
| Period in match, minutes | Minimal | Mild | Moderate | Severe | Career-ending | All severities |
| 0–20 | 6.3 (2.0 to 19.4) | 8.3 (3.1 to 22.2) | 12.5 (5.6 to 27.8) | 20.8 (11.2 to 38.7) | 0.0 (–) | 47.9 (31.8 to 72.1) |
| 20–40+ | 10.4 (4.3 to 25.0) | 27.1 (15.7 to 46.6) | 22.9 (12.7 to 41.4) | 25.0 (14.2 to 44.0) | 0.0 (–) | 85.4 (62.9 to 116.0) |
| 40–60 | 14.6 (7.0 to 30.6) | 31.3 (18.8 to 51.8) | 22.9 (12.7 to 41.4) | 12.5 (5.6 to 27.8) | 0.0 (–) | 79.2 (57.6 to 108.8) |
| 60–80+ | 39.6 (25.2 to 62.1) | 31.3 (18.8 to 51.8) | 27.1 (15.7 to 46.6) | 16.7 (8.3 to 33.3) | 2.1 (0.3 to 14.8) | 116.7 (89.8 to 151.6) |
| Period not identified (incidence over total match exposure) | 2.1 (0.8 – 5.6) | 4.2 (2.1 to 8.3) | 0.0 (–) | 0.0 (–) | 0.0 (–) | 6.8 (3.9 to 11.7) |
| All periods | 19.8 (14.4 to 27.2) | 28.6 (22.0 to 37.3) | 21.4 (15.7 to 29.0) | 18.8 (13.5 to 26.0) | 0.5 (0.1 to 3.7) | 89.1 (76.7 to 103.5) |