Measurement property | Values |
---|---|
Internal consistency | |
Cronbach α (first assessment) | 0.98 |
Cronbach α (second assessment) | 0.977 |
Test–retest reliability | |
ICC2,1 | 0.9 |
Spearman r | 0.98 |
Agreement | |
SEM and MDC95 respectively | |
Healthy | 0.83 and 2.30 |
At risk | 0.32 and 0.89 |
Hamstring injury | 1.10 and 3.05 |
Other than hamstring injury | 1.06 and 2.94 |
Responsiveness | |
ES using baseline SD | 3.81 |
ES using pooled SD | 5.23 |
SRM | 4.68 |
ES, effect size; ICC, intraclass correlation coefficient; MDC, minimal detectable change; SEM, SE of measurement; SRM, standardised response mean.