κ-Values for All Methods
| Method | κ (95% CI) |
| Visual | 0.47 (0.24–0.70)* |
| SULpeak 30% | 0.39 (0.19–0.59) |
| SULpeak 25% | 0.41 (0.20–0.62) |
| SULpeak 20% | 0.41 (0.20–0.62) |
| SULpeak 20% | 0.42 (0.22–0.61)* |
| TLG (PERCIST) 45%/75% | 0.25 (NC) |
| TLG (PERCIST) 50% | 0.29 (0.20–0.39) |
| TLG (PERCIST) 40% | 0.32 (0.16–0.47) |
| TLG (PERCIST) 30% | 0.45 (0.24–0.67) |
| TLG (PERCIST) 25% | 0.53 (0.31–0.75)* |
| TLG (PERCIST) 20% | 0.49 (0.29–0.69) |
| TLG 50, 45%/75% | 0.23 (NC) |
| TLG 50, 50% | 0.27 (0.17–0.36) |
| TLG 50, 40% | 0.25 (0.16–0.33) |
| TLG 50, 30% | 0.35 (0.16–0.53) |
| TLG 50, 25% | 0.33 (0.12–0.53) |
| TLG 50, 20% | 0.38 (0.16–0.61)* |
| TLG 40, 45%/75% | 0.27 (NC) |
| TLG 40, 50% | 0.34 (0.16–0.52) |
| TLG 40, 40% | 0.33 (0.16–0.50) |
| TLG 40, 30% | 0.42 (0.18–0.66) |
| TLG 40, 25% | 0.44 (0.20–0.69)* |
| TLG 40, 20% | 0.43 (0.20–0.66) |
| TLG 30, 45%/75% | 0.24 (NC) |
| TLG 30, 50% | 0.33 (0.12–0.54) |
| TLG 30, 40% | 0.38 (0.14–0.62) |
| TLG 30, 30% | 0.32 (0.12–0.53) |
| TLG 30, 25% | 0.38 (0.15–0.61) |
| TLG 30, 20% | 0.41 (0.18–0.64)* |
↵* Highlight of cutoff resulting in highest κ values for each method.
95% CI = 95% confidence interval; NC = not calculable by method used, described by Fleiss et al. (21).
Quadratic weighted κ-values (95% CIs) for all methods analyzed including various cutoffs for response and progression.