Table 4 Comparison of baseline characteristics between concordant and discordant cases
Odds ratio (Univariate) | P value | Odds ratio (Multivariate) | P value | ||
|---|---|---|---|---|---|
Age | — | 0.99 | 0.46 | — | — |
Gender | Male | 0.91 | 0.79 | — | — |
Newly diagnosed or relapsed | Relapsed | 0.51 | 0.11 | — | — |
Chemo naive | Yes | 1.2 | 0.6 | — | — |
Location of primary tumour | Right-sided | 1.26 | 0.58 | — | — |
Metastatic site | Liver alone | 1.77 | 0.2 | — | — |
Lung alone | 0.22 | <0.01 | 0.24 | <0.01 | |
Lymph Node (LN) alone | 1.71 | 0.19 | — | — | |
Other single organ meta | 0.78 | 0.48 | — | — | |
Multiple metastasis | 1.4 | 0.74 | — | — | |
Sample collection interval from archived tissue to plasma | — | 0.98 | 0.09 | 0.99 | 0.23 |
Source of tissue sample for test | Primary | 2.22 | 0.25 | — | — |
