Table 6.
Interobserver reproducibility
Interobserver Reproducibility | ||||
---|---|---|---|---|
DWI-Derived Parameter | Mean Difference | 95% LOA | ICC | p-value |
ADC (10−3 mm2/s) | −0.013 | −0.096 − 0.070 | 0.984 | 0.241 |
D (10−3 mm2/s) | 0.003 | −0.043 − 0.049 | 0.992 | 0.502 |
F (%) | 0.052 | −1.154 − 1.258 | 0.976 | 0.808 |
Notes: Results of tests of interobserver reproducibility for subset of patients evaluated by reader 1 and reader 2. Mean differences (reader 1 minus reader 2) with 95% limits of agreement (LOA), ICC, and significance of Wilcoxon signed-rank test are provided. P-value refers to Wilcoxon signed-rank test comparing reader 1 to reader 2.