Table 3.
Overall survival data among recursive partitioning analysis (RPA) classes (Curran et al.8) and patients from the 5-aminolevulinic acid (ALA) study
| RPA Class |
RTOG Database |
ALA Study Database (All Patients)a |
||||
|---|---|---|---|---|---|---|
| Median (Months) | 95% CI | 2-Year Rate (%) | Median (Months) | 95% CI | 2-Year Rate (%) | |
| III | 17.9 | NA | 35 | 17.8 | 13.3–21 | 26.3 |
| IV | 11.1 | NA | 15 | 14.7 | 13.4–16.6 | 12.3 |
| V | 8.9 | NA | 6 | 10.7 | 8.8–13.3 | 6.6 |
Abbreviations: RTOG, Radiation Therapy Oncology Group; CI, confidence interval; NA, not available.
a
Favorable neurological function = NIH ≤2; unfavorable = NIH >2.