| |
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)
| |
- Abbreviation: ECOG Eastern Cooperative Oncology Group, LDH Lactate dehydrogenase. *Significant difference p < 0.05
