Table 2 Gamma correlation for inter-observer variation
From: Subjective and objective outcome in congenital clubfoot; a comparative study of 204 children
| Gamma correlation | Standard error | P value | |
|---|---|---|---|
| Calf circumference | 0.93 | 0.031 | P < 0.001 |
| Foot width | 0.77 | 0.056 | P < 0.001 |
| Foot length | 0.95 | 0.024 | P < 0.001 |
