Cox and logistic regression models
| Dependent variable | Variables entering model | Global χ2* | Coefficient (SE) | p Value | Hazard/OR (95% CI) |
|---|---|---|---|---|---|
| *Based on 3 degrees of freedom, p<0.0001. | |||||
| †Related to increment of one week of attendance. | |||||
| Time to first injury episode | Professional player | 68.6 | 1.025 (0.206) | 0.0001 | 2.788 (1.861 to 4.178) |
| Weeks at preseason training | 0.038 (0.010) | 0.0001 | 1.039 (1.019 to 1.059)† | ||
| Injured at end of previous season | 0.477 (0.101) | 0.0001 | 1.612 (1.322 to 1.965) | ||
| Injury status (whole season) | Intercept | 59.2 | −0.454 (0.126) | 0.0003 | |
| Professional player | 2.879 (1.027) | 0.0051 | 17.796 (2.377 to 133.2) | ||
| Weeks at preseason training | 0.052 (0.015) | 0.0004 | 1.053 (1.023 to 1.084)† | ||
| Injured at end of previous season | 0.639 (0.162) | 0.0001 | 1.894 (1.380 to 2.601) | ||
| Injury status (first three months) | Intercept | 47.8 | −1.651 (0.154) | 0.0001 | |
| Professional player | 1.138 (0.409) | 0.0054 | 3.120 (1.399 to 6.958) | ||
| Weeks at preseason training | 0.055 (0.016) | 0.0006 | 1.057 (1.024 to 1.091)† | ||
| Injured at end of previous season | 0.739 (0.170) | 0.0001 | 2.094 (1.500 to 2.923) | ||