Table 9.
Comparison of item number, scale and published metric data for the Functional Shoulder Score (FSS), shoulder assessment – self-evaluation section (ASES), Simple Shoulder Test (SST) and Oxford Shoulder Score OSS).
| Reliability |
Construct validity |
Interpretability (100-point scale) |
Responsiveness for cuff disease |
||||||
|---|---|---|---|---|---|---|---|---|---|
| PROM | Items | Score range | Cronbach's α | ICC | Pearson's (versus CMS) | MDC | MCID | ES | SRM |
| FSS | 11 | 0 to 100 | 0.93 | 0.96 | 0.74 to 0.78 | 8.38 | 24.7 | 3.06 | 2.80 |
| ASES | 28 | 0 to 100 | 0.61 to 0.9622,53–56 | 0.84 to 0.9622,53–55 | 0.7148 | 11.222 | 16.957 | – | 1.4258 |
| SST | 12 | 0 to 12 | 0.8559 | 0.9732 | 0.704 | 32.359 | 19.457 | – | 1.0960 |
| OSS | 12 | 60 to 12 | 0.9450 | – | 0.65 to 0.8749–51 | 12.561 | 12.561 | 1.10 to 1.8815,49,62 | 1.10 to 1.1415,49,62 |
PROM, Patient-reported outcome measures; CMS, Constant–Murley Score; MDC, minimal detectable change; MCID, minimal clinically important difference; ES, effect size; SRM, standardized response mean.