Table 1 Baseline clinical characteristics.
Patient characteristics (N = 21) | DCB (N = 9) | NDB (N = 12) |
|---|---|---|
Age (years), median (range) | 64 (58–79) | 64 (46–71) |
Gender | ||
Male | 7 (78%) | 8 (67%) |
Female | 2 (22%) | 4 (33%) |
Histology | ||
Non-squamous | 7 (78%) | 5 (42%) |
Squamous | 2 (22%) | 7 (58%) |
Smoking status | ||
Current/former | 7 (78%) | 9 (75%) |
Never | 2 (22%) | 3 (25%) |
Stage | ||
IIIB | 3 (33%) | 4 (33%) |
IV | 6 (67%) | 8 (67%) |
PD-L1 expression | ||
0% | 2 (22%) | 4 (33%) |
1–50% | 4 (44%) | 5 (42%) |
≥50% | 3 (33%) | 3 (25%) |
Genotypes | ||
EGFR mutation | 0 | 1 (1%) |
ALK fusion | 0 | 0 |
Prior systemic therapy | ||
1 | 5 (50%) | 5 (46%) |
2 | 2 (20%) | 2 (18%) |
3 | 1 (10%) | 2 (18%) |
≥4 | 1 (10%) | 2 (18%) |