Table 3 Inter- and intraobserver reliability of observer A’s versus observer B’s measurements using smartphones
ICC (95% CI) | P value | |
|---|---|---|
Observer A t1 versus observer B t1 | ||
HVA | 0.974 (0.962–0.981) | 0.000 |
IMA | 0.867 (0.816–0.905) | 0.000 |
Observer A t2 versus observer B t2 | ||
HVA | 0.981 (0.972–0.987) | 0.000 |
IMA | 0.894 (0.852–0.924) | 0.000 |
Observer A t1 versus observer A t2 | ||
HVA | 0.971 (0.958–0.980) | 0.000 |
IMA | 0.904 (0.866–0.932) | 0.000 |
Observer B t1 versus observer B t2 | ||
HVA | 0.991 (0.987–0.994) | 0.000 |
IMA | 0.943 (0.920–0.960) | 0.000 |