Table 2 Comparisons of clinical characteristics between patients with and without ctDNA present (N = 32)
ctDNA+ | ctDNA- | P value | |
|---|---|---|---|
(n = 23) | (n = 9) | ||
Gender | |||
Male | 85.0 (17) | 15.0 (3)* | 0.05* |
Female | 50.0 (6) | 50.0 (6) | |
Age | |||
Median years (range) | 58 (25–78) | 62 (34–83) | 0.24 |
Stage | |||
M1a or b | 16.7 (1) | 83.3 (5) | 0.03* |
M1c | 84.6 (22) | 15.4 (4) | |
Performance status, ECOG | |||
0 | 69.6 (16) | 30.4 (5) | 0.68 |
> 0.99 | 63.6 (7) | 36.4 (4) | |
LDH | |||
Not elevated | 63.6 (7) | 36.4 (4) | 0.60 |
Elevated | 85.7 (6) | 14.3 (1) | |
Not available | 71.4 (10) | 28.6 (4) | |