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Predictive value of scoring system
| Predictive score | No. of patients experiencing grade 3-5 RP |
Sensitivity (%) |
Specificity (%) |
Positive predictive value (%) |
Negative predictive value (%) |
|---|---|---|---|---|---|
| ≥1 | 15 | 100.0 | 17.5 | 24.2 | 100.0 |
| ≥2 | 14 | 93.3 | 54.4 | 35.0 | 96.9 |
| ≥3 | 14 | 93.3 | 91.2 | 73.7 | 98.1 |
| ≥4 | 4 | 26.7 | 98.2 | 80.0 | 83.6 |
Abbreviation: RP = radiation pneumonitis.
