Table 2 Cox regression analysis for time to Overall (any) failure
Overall Cohort (n = 96) | Definitive SBRT Subgroup (n = 89) | |||||||
|---|---|---|---|---|---|---|---|---|
Univariate | Multivariate | Univariate | Multivariate | |||||
p | HR (95% CI) | p | HR (95% CI) | p | HR (95% CI) | p | HR (95% CI) | |
PET-CT Planning | 0.042 | 0.53 (0.29, 0.98) | 0.042 | 0.53 (0.29, 0.98) | 0.011 | 0.45 (0.24, 0.83) | 0.011 | 0.45 (0.24, 0.83) |
Tumor volume (5 cc increase) | 0.364 | 1.02 (0.98, 1.06) | 0.441 | Not entered | 0.406 | 1.02 (0.98, 1.06) | 0.517 | Not entered |
Cetuximab with SBRT | 0.916 | 0.97 (0.54, 1.75) | 0.957 | Not entered | 0.379 | 0.76 (0.42, 1.39) | 0.271 | Not entered |
Interval from previous radiation to recurrence (3 months increase) | ||||||||
0.167 | 0.98 (0.95, 1.01) | 0.188 | Not entered | 0.221 | 0.98 (0.95, 1.01) | 0.283 | Not entered | |