Table III.
Variance components and reliability estimates for CNR
ROI extraction method | Field (T) | Region | Site | Subject | Site × Subject | Visit | Unexplained | ICC_BETa | ICC_T‐Rb |
---|---|---|---|---|---|---|---|---|---|
Median | 1.5 | BV | 0.082 | 0.141 | 0.025 | 0.056 | 0.080 | 0.44 | 0.77 |
1.5 | LA | 0.050 | 0.018 | 0.017 | 0.019 | 0.053 | 0.15 | 0.72 | |
1.5 | LM | 0.071 | 0.015 | 0.006 | 0.024 | 0.055 | 0.12 | 0.71 | |
1.5 | RA | 0.084 | 0.026 | 0.015 | 0.015 | 0.044 | 0.17 | 0.83 | |
1.5 | RM | 0.037 | 0.006 | 0.011 | 0.031 | 0.055 | 0.07 | 0.55 | |
1.5 | SM | 0.050 | 0.072 | 0.014 | 0.029 | 0.108 | 0.37 | 0.71 | |
3 | BV | 0.490 | 0.360 | 0.023 | 0.111 | 0.278 | 0.34 | 0.83 | |
3 | LA | 0.095 | 0.127 | 0.075 | 0.120 | 0.132 | 0.28 | 0.66 | |
3 | LM | 0.084 | 0.201 | 0.029 | 0.081 | 0.249 | 0.44 | 0.69 | |
3 | RA | 0.299 | 0.180 | 0.165 | 0.121 | 0.160 | 0.22 | 0.80 | |
3 | RM | 0.287 | 0.087 | 0.029 | 0.053 | 0.251 | 0.17 | 0.78 | |
3 | SM | 0.228 | 0.251 | 0.187 | 0.073 | 0.317 | 0.31 | 0.81 | |
Maximum | 1.5 | BV | 0.124 | 0.632 | 0.110 | 0.446 | 0.820 | 0.42 | 0.57 |
1.5 | LA | 0.352 | 0.364 | 0.106 | 0.278 | 0.731 | 0.28 | 0.64 | |
1.5 | LM | 0.125 | 0.013 | 0.074 | 0.065 | 0.492 | 0.03 | 0.53 | |
1.5 | RA | 0.307 | 0.884 | 0.317 | 0.178 | 0.767 | 0.47 | 0.80 | |
1.5 | RM | 0.047 | 0.000 | 0.202 | 0.088 | 0.589 | 0.00 | 0.51 | |
1.5 | SM | 0.050 | 0.125 | 0.062 | 0.057 | 0.326 | 0.33 | 0.63 | |
3 | BV | 3.965 | 2.740 | 0.824 | 0.837 | 2.101 | 0.31 | 0.85 | |
3 | LA | 0.428 | 2.695 | 0.144 | 0.709 | 1.658 | 0.61 | 0.74 | |
3 | LM | 0.069 | 0.444 | 0.091 | 0.325 | 1.140 | 0.37 | 0.50 | |
3 | RA | 1.032 | 2.054 | 0.691 | 0.303 | 1.572 | 0.46 | 0.84 | |
3 | RM | 0.543 | 0.328 | 0.033 | 0.251 | 1.395 | 0.22 | 0.60 | |
3 | SM | 0.290 | 0.782 | 0.308 | 0.054 | 0.933 | 0.47 | 0.83 |
ICC_BET = between‐site ICC.
ICC_T‐R = test‐retest ICC.