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Demographic and clinical parameters of the study population.
| Parameters | CCA | Controls | P-value |
|---|---|---|---|
| Subjects (n) | 182 | 350 | |
| Age, years (mean ± SD) | 65.8±11.4 | 61.0±11.1 | <0.01 |
| Gender, male/female (%) | 103/79 (57/43) | 151/199 (43/57) | <0.01 |
| Localization, intra-/extrahepatic (%) | 41/141 (23/77) | ||
| Diagnosis, tissue/clinical (%) | 152/30 (84/16) |
CCA, cholangiocarcinoma.
