Number of injuries, injury incidence (95% confidence interval), and absence from volleyball because of injury (number of weeks, mean (SD)), given by injury location
| Overall | Acute | Overuse | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Injuries | Absence (weeks) | Injuries | Absence (weeks) | Injuries | Absence (weeks) | ||||
| n | n/1000 h | n | n/1000 h | N | n/1000 h | ||||
| *Information of two injuries was insufficient to be diagnosed as either acute or overuse. | |||||||||
| †Two players reported an acute and an overuse lower extremity injury during the study. For overall injury incidence only the first of these injuries was taken into account. | |||||||||
| ‡Three players reported an acute and an overuse back injury during the study. For overall injury incidence only the first of these injuries was taken into account. | |||||||||
| Ankle | 41 | 1.0 (0.7 to 1.3) | 4.5 (3.6) | 41 | 1.0 (0.7 to 1.3) | 4.5 (3.6) | 0 | – | – |
| Knee* | 12 | 0.3 (0.1 to 0.4) | 3.8 (3.0) | 5 | 0.1 (0.0 to 0.2) | 4.0 (2.6) | 5 | 0.1 (0.0 to 0.2) | 2.9 (1.8) |
| Other lower extremity† | 21 | 0.5 (0.3 to 0.7) | 3.1 (4.0) | 19 | 0.4 (0.2 to 0.6) | 3.2 (4.0) | 4 | 0.1 (0.0 to 0.2) | 1.8 (1.1) |
| Back‡ | 10 | 0.2 (0.1 to 0.4) | 2.8 (1.5) | 5 | 0.1 (0.0 to 0.2) | 2.2 (1.6) | 8 | 0.2 (0.1 to 0.3) | 2.4 (1.2) |
| Shoulder | 9 | 0.2 (0.1 to 0.3) | 7.9 (10.1) | 1 | 0.0 (0.0 to 0.1) | 9.5 (-) | 8 | 0.2 (0.1 to 0.3) | 6.2 (9.4) |
| Other upper extremity | 7 | 0.2 (0.0 to 0.3) | 2.8 (1.9) | 7 | 0.2 (0.0 to 0.3) | 2.6 (1.9) | 0 | – | – |
| Total | 100 | 2.6 (2.1 to 3.1) | 4.2 (4.6) | 78 | 2.0 (1.5 to 2.4) | 4.0 (3.8) | 25 | 0.6 (0.4 to 0.8) | 4.0 (6.2) |