Table 1.
IDHT1 Mutant (n = 10) | IDH1 Wild-type (n = 29) | |
---|---|---|
Surgical resection | ||
Biopsy | 1 (10%) | 3 (10%) |
Gross total | 6 (60%) | 18 (62%) |
Subtotal | 3 (30%) | 8 (28%) |
Diagnosed time | 11/2004–04/2011 | 08/2006–10/2011 |
Age in years (range) | 48.5 (31–61) | 57 (23–78) |
Days from surgery to RT | 37 days | 31 days |
Number of scans | 2.8 | 3.3 |
Number of days followed up (range) | 151.7 days (92–184) | 143.7 days (51–192) |
Preoperative volume | ||
VT1+C | 8.8 ± 3.4 cc | 20.0 ± 3.0 cc |
VFLAIR | 78.9 ± 21.9 cc | 99.5 ± 11.5 cc |
MGMT methylation status | ||
Methylated | 5 (50%) | 12 (41%) |
Unmethylated | 3 (30%) | 15 (52%) |
No result | 2 (20%) | 2 (7%) |