Incidence of recurrent ankle sprains (95% CI) per 1000 h of participation in sports, and relative risk (RR) by injury severity variables and allocated group
| Incidence | RR* | ||||
|---|---|---|---|---|---|
| Training | Brace | Combi | Brace vs training | Combi vs training | |
| Self-reported | 2.51 (1.59 to 3.42) | 1.34 (0.70 to 1.98) | 1.78 (1.05 to 2.51) | 0.52 (0.28 to 0.95) | 0.71 (0.41 to 1.22) |
| Medical treatment | 2.28 (1.25 to 3.30) | 1.06 (0.33 to 1.79) | 1.87 (0.95 to 2.79) | 0.46 (0.20 to 1.05) | 0.83 (0.43 to 1.63) |
| Non-medical treatment | 3.11 (1.18 to 5.04) | 1.76 (0.61 to 2.90) | 1.60 (0.41 to 2.79) | 0.54 (0.22 to 1.34) | 0.42 (0.15 to 1.14) |
| Time loss | 0.95 (0.39 to 1.51) | 0.79 (0.30 to 1.28) | 0.54 (0.14 to 0.94) | 0.91 (0.38 to 2.14) | 0.60 (0.23 to 1.54) |
| Medical treatment | 0.96 (0.29 to 1.62) | 0.79 (0.16 to 1.43) | 0.70 (0.14 to 1.26) | 0.93 (0.32 to 2.68) | 0.72 (0.25 to 2.08) |
| Non-medical treatment | 0.93 (0 to 1.99) | 0.78 (0.02 to 1.54) | 0.23 (0 to 0.68) | 0.87 (0.19 to 3.90) | 0.24 (0.03 to 2.38) |
| Leading to costs | 1.21 (0.58 to 1.84) | 0.87 (0.35 to 1.38) | 1.08 (0.52 to 1.65) | 0.70 (0.32 to 1.56) | 0.89 (0.43 to 1.88) |
| Medical treatment | 1.08 (0.37 to 1.78) | 0.79 (0.16 to 1.43) | 1.40 (0.61 to 2.20) | 0.73 (0.26 to 2.06) | 1.30 (0.55 to 3.09) |
| Non-medical treatment | 1.55 (0.19 to 2.92) | 0.98 (0.12 to 1.83) | 0.46 (0 to 1.09) | 0.63 (0.18 to 2.19) | 0.23 (0.04 to 1.25) |
*RR derived from Cox regression, adjusted for severity of inclusion sprain (grade 1/2–3).