Table 2 Inter-observer agreement of the CT & MRI & cross section examination per lesion (P lesion) and per patient (P patient) for the primary tumor site
Groups | K | 95% CI | P value | Percent agreement |
|---|---|---|---|---|
P lesion: CT (No = 51) | 0.862 | 0.748–0.977 | < 0.001* | 90.2% |
P lesion: MRI (No = 60) | 0.778 | 0.645–0.912 | < 0.001* | 85.0% |
P lesion: Cross section (No = 111) | 0.819 | 0.731–0.908 | < 0.001* | 87.39% |
P lesion for oral cavity: Cross section (No = 39) | 0.80 | 0.647–0.953 | < 0.001* | 82.1% |
P lesion for larynx: Cross section (No = 38) | 0.92 | 0.817–1.0 | < 0.001* | 94.7% |
P patient: CT (No = 45) | 0.843 | 0.713–0.973 | < 0.001* | 88.9% |
P patient: MRI (No = 52) | 0.77 | 0.627–0.917 | < 0.001* | 84.62% |
P patient: Cross section (No = 97) | 0.808 | 0.710–0.904 | < 0.001* | 86.6% |