Table 4.
Day-to-day and hour-to-hour components of biological variation in lung cancer patients.
| EIF2C1 | TERT | |
|---|---|---|
| Day-to-day | ||
| Day 1 (copies/ml) | 3883⋅50 | 4301⋅14 |
| Day 2 (copies/ml) | 3310⋅75 | 3615⋅40 |
| Day 3 (copies/ml) | 2629⋅59 | 3103⋅89 |
| CVI (%) | 26⋅4 | 25⋅9 |
| CVG (%) | 141⋅2 | 143⋅8 |
| Hour-to-hour | ||
| Baseline (copies/ml) | 3320⋅79 | 3616⋅34 |
| After 1 h (copies/ml) | 2590⋅16 | 2903⋅50 |
| CVI (%) | 24⋅6 | 24⋅6 |
| CVG (%) | 137⋅1 | 141⋅3 |
Day-to-day and hour-to-hour cfDNA levels are presented as medians. Abbreviations: CVI, Within-subject coefficient of variation; CVG, Between-subject coefficient of variation.