Table 5 Accuracy of SUVmax1, ΔSUVmax%, and their combination for prediction of relapse
Parameter | Number of case | Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) | Accuracy (%) | ||
|---|---|---|---|---|---|---|---|---|
Total | Relapse | No relapse | ||||||
SUVmax1 | ||||||||
  ≥ 3.4 | 241 | 28 | 213 | 75.7 | 50.1 | 11.6 | 96.0 | 52.2 |
  < 3.4 | 223 | 9 | 214 |  |  |  |  |  |
ΔSUVmax% | ||||||||
  ≥ 12.5 | 262 | 28 | 234 | 75.7 | 45.2 | 10.7 | 95.5 | 47.6 |
  < 12.5 | 202 | 9 | 193 |  |  |  |  |  |
Combination of SUVmax1 and ΔSUVmax% | ||||||||
 SUVmax1 ≥ 3.4 and ΔSUVmax% ≥ 12.5 | 179 | 24 | 155 | 64.9 | 63.7 | 13.4 | 95.4 | 63.8 |
Other | 285 | 13 | 272 | Â | Â | Â | Â | Â |