Table 2.
Treatment Characteristics and Outcomes
Characteristic | All Patients (n=239) |
Patients with T1/T2 Tumors (n=31) |
Patients with T3/T4 Tumors (n=208) |
---|---|---|---|
Induction chemotherapy | |||
Yes | 111 (46%) | ||
No | 128 (54%) | ||
Concurrent chemotherapy | |||
Yes | 237 (99%) | ||
No | 2 (1%) | ||
Radiation dose, Gy | |||
median (range) | 50.4 (32.4-66) | ||
Initial Max. SUV | |||
median (range) | 11.7 (0-51) | ||
Post treatment Max. SUV | |||
median (range) | 4.4 (0-19.9) | ||
Outcomes | |||
Local failure | 119 (50%) | 7 (23%) | 112 (54%) |
GTV failure | 107 (90%) | 6 (86%) | 101 (90%) |
CTV failure | 27 (23%) | 3 (43%) | 24 (21%) |
PTV failure | 14 (12%) | 0 (0%) | 14 (12%) |
Distant failure | 114 (48%) | 6 (19%) | 108 (52%) |
No evidence of disease | 74 (31%) | 22 (71%) | 52 (25%) |
Abbreviations: SUV, standardized uptake value; GTV, gross tumor volume; CTV, clinical target volume; PTV, planning target volume.