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Characteristics of the study population.
| PC | CCC | |||
|---|---|---|---|---|
| RFA | Controls | RFA | Controls | |
| N | 11 | 8 | 8 | 13 |
| Mean age (SD) | 73.6 (9.9) | 69.0 (6.2) | 63.3 (7.3) | 67.1 (9.0) |
| Males/females | 7/4 | 4/4 | 5/3 | 9/4 |
| Bismuth classification | NA | NA | ||
| Type I | 1 | 1 | ||
| Type II | 1 | 4 | ||
| Type III | 4 | 4 | ||
| Type IV | 1 | 3 | ||
| TNM stage | ||||
| Stage I | 3 | 0 | 0 | 1 |
| Stage II | 4 | 2 | 1 | 1 |
| Stage III | 2 | 2 | 3 | 7 |
| Stage IV | 2 | 4 | 4 | 4 |
| Prior chemotherapy | 1 | 2 | 2 | 3 |
