Table 1 Clinical features of patients in the standard group
From: The characteristics of ctDNA reveal the high complexity in matching the corresponding tumor tissues
| Â | Mean | SD |
|---|---|---|
Age (Years) | 40.4 | 12.1 |
Sampling interval (Days) | 2.6 | 4.0 |
| Â | Number of samples | Proportions |
Sex | ||
 Male | 30 | 53.6% |
 Female | 26 | 46.4% |
Cancer type | ||
 LUAD | 39 | 69.6% |
 LUSC | 9 | 16.1% |
 Others | 6 | 10.7% |
 Unknown | 2 | 3.6% |
Tumor site | ||
 Primary | 38 | 67.9% |
 Metastatic | 18 | 32.1% |
AJCC stage | ||
 IIIB | 16 | 28.6% |
 IV | 40 | 71.4% |