Table 1 Patient demographics
Characteristics | Patients with re-SABR (n = 14) | Patients with CRT after SABR (n = 24) |
|---|---|---|
Age (at time of recurrence), median (range) | 74 (57–84) | 70 (49–85) |
Sex | ||
Male Female | 8 (57%) 6 (43%) | 14 (58%) 10 (42%) |
ECOG (at time of recurrence) | ||
0 1 2 3 | 0 (0%) 13 (93%) 1 (7%) 0 (0%) | 4 (17%) 15 (63%) 5 (21%) 0 (0%) |
Tumor stage (at initial presentation) | ||
T1 T2 | 12 (86%) 2 (14%) | 22 (92%) 2 (8%) |
Histology | ||
Adenocarcinoma Squamous Other | 10 (71%) 4 (29%) 0 (0%) | 16 (67%) 7 (29%) 1 (4%) |
EBUS performed initially | 10 (71%) | 20 (83%) |
Recurrence confirmed | ||
Biopsy PET-CT CT | 7 (50%) 4 (29%) 3 (21%) | 24 (100%) 0 (0%) 0 (0%) |
Median time to recurrence from 1st SABR, mo (range) | 20 (3–60) | 16 (5–54) |
Median follow-up time from the time of re-RT, mo (IQR) | 36 (19–45) | 18 (8–38) |
OS after re-RT (95% CI) | ||
1-year rate, % 3-year rate, % 5-year rate, % | 86% (54–96%) 63% (32–83%) 54% (24–76%) | 70% (47–84%) 35% (17–54%) 16% (3–36%) |