Primary outcome scores (prevalence) and sensitivity analysis with 95% CIs
| Outcome | TennisReady n=286 | Control n=293 | P value |
| Overall injury prevalence | 37% (33–42) | 38% (34–42) | 0.93* |
| Sensitivity analysis | |||
| Best case | 21% (18–23) | 25% (22–28) | 0.04 |
| Worst case | 63% (60–67) | 58% (55–62) | 0.06 |
| Complete data | 28% (22–35) | 36% (29–43) | 0.12 |
*Corrected for confounders: previous injury, multiple court surface use versus non-multiple court surface use and gender.