Table 1. Demographics of PBC patients and controls.
| PBC patients (n=409) |
Controls (n=300) |
|
|---|---|---|
| Sex | ||
| Female | 91.7% | 89.7% |
| Male | 8.3% | 10.3% |
| Race | ||
| Caucasian | 100% | 100% |
| Mean age (years)a | 60.2 (29–85) | 62.5 (33–88) |
| Mean age at diagnosis (years)a | 50.9 (27–77) | — |
| Disease duration (years)a | 9.3 (0–33) | — |
| Biopsy at diagnosis (n=226) | ||
| Stage I – II | 68.6% | — |
| Stage III – IV | 31.4% | — |
| Liver transplanted | 10.8% | — |
| UDCA therapy | 89.0% | — |
PBC, primary biliary cirrhosis; UDCA, ursodeoxycholic acid.
a
Values are expressed as mean (range).