Table 4.
Consistency check of single factors.
| Parameter | Sensitivity (%) |
Specificity (%) |
Positive predictive value (%) | Negative predictive value (%) | Kappa value | p value |
|---|---|---|---|---|---|---|
| Initial parotid volume > 52.80 cm3 |
73.1 | 41.7 | 57.6 | 58.8 | 0.149 | 0.27 |
| Initial parotid D mean> 32.04 Gy | 42.3 | 79.2 | 68.8 | 55.9 | 0.211 | 0.10 |
| Weight loss rate at 11th fraction > 2.30% |
50.0 | 66.7 | 61.9 | 55.2 | 0.165 | 0.23 |
| Weight loss rate at 16th fraction > 3.60% |
57.7 | 54.2 | 57.7 | 54.2 | 0.119 | 0.40 |
| Weight loss rate at 21st fraction > 4.40% |
73.1 | 25 | 56.4 | 41.2 | 0.200 | 0.88 |