Table 2.
Descriptive data of injuries and availability during 18 seasons of the UEFA Elite Club Injury Study
| During training | During matches | |
| Injury incidence | ||
| Injury incidence, injuries per 1000 hours of exposure (95% CI) | 3.4 (3.3 to 3.5) | 23.8 (23.2 to 24.4) |
| Ligament injury incidence, injuries per 1000 hours of exposure (95% CI) | 0.5 (0.4 to 0.5) | 4.4 (4.2 to 4.7) |
| Muscle injury incidence, injuries per 1000 hours of exposure (95% CI) | 1.3 (1.3 to 1.4) | 9.7 (9.3 to 10.0) |
| Injury severity | ||
| Injury severity, average days absence (SD) | 18 (31) | 21 (34) |
| Ligament injury severity, average days absence (SD) | 23 (42) | 32 (52) |
| Muscle injury severity, average days absence (SD) | 15 (17) | 18 (20) |
| Injury burden | ||
| Injury burden, days absence per 1000 hours of exposure | 60.5 (56.5–64.5) | 504.6 (475.6–533.6) |
| Ligament injury burden, days absence per 1000 hours of exposure | 10.9 (9.2–12.6) | 141.0 (125.2–156.8) |
| Muscle injury burden, days absence per 1000 hours of exposure | 20.0 (18.4–21.6) | 178.4 (164.7–192.1) |
| Reinjuries | ||
| Overall reinjury incidence, injuries per 1000 hours of exposure (95% CI) | 0.4 (0.4 to 0.4) | 2.2 (2.0 to 2.3) |
| Ligament injury reinjury incidence, injuries per 1000 hours of exposure (95% CI) | 0.1 (0.0 to 0.1) | 0.3 (0.3 to 0.4) |
| Muscle injury reinjury incidence, injuries per 1000 hours of exposure (95% CI) | 0.1 (0.1 to 0.2) | 1.0 (0.9 to 1.2) |
| Injury absence | ||
| Injury absence* (SD) | 11.2 (4.3) | 11.3 (4.4) |
*Injury absence was expressed as the average percentage of players who were absent from trainings or unavailable for match selection due to injury.