Risk exposure for footballers followed in seasons 2001 and 2002
| 2001 (n = 263) | 2002 (n = 262) | p Value | |||
|---|---|---|---|---|---|
| Mean (SD) | 95% CI | Mean (SD) | 95% CI | ||
| CI, Confidence interval. | |||||
| Season exposure | |||||
| Training sessions | |||||
| No/team | 241 (18) | 229 to 253 | 228 (10) | 222 to 235 | 0.078 |
| No/player | 186 (52) | 179 to 192 | 179 (49) | 173 to 185 | 0.019 |
| Matches | |||||
| No/team | 41 (3) | 39 to 43 | 46 (30 | 45 to 48 | <0.001 |
| No/player | 29 (11) | 28 to 30 | 32 (13) | 30 to 33 | <0.001 |
| Exposure (hours/player) | |||||
| Total | 299 (84) | 289 to 309 | 295 (84) | 285 to 305 | 0.45 |
| Training | 262 (73) | 253 to 271 | 255 (71) | 247 to 264 | 0.13 |
| Matches | 37 (15) | 35 to 39 | 40 (18) | 38 to 42 | 0.038 |
| Weekly exposure (team) | |||||
| Trainings/week | 5.7 (0.4) | 5.4 to 6.0 | 5.5 (0.2) | 5.4 to 5.7 | 0.27 |
| Matches/week | 1.0 (0.1) | 0.9 to 1.0 | 1.1 (0.1) | 1.1 to 1.2 | <0.001 |
| Activities/week | 6.7 (0.4) | 6.4 to 6.9 | 6.7 (0.2) | 6.5 to 6.8 | 0.86 |