Table 4. Results of multivariate analysis.
| Characteristics | OR | 95% CI | p-value |
| Age (years) | 1.02 | 0.99–1.04 | 0.261 |
| Work status | 0.354 | ||
| Disabled | Reference | ||
| Employed | 0.56 | 0.24–1.26 | |
| Retired | 0.68 | 0.24–2.01 | |
| Unemployed | 0.37 | 0.12–1.17 | |
| Insurance | 0.023 | ||
| Medicaid HMO | Reference | ||
| Medicare | 2.66 | 0.96–7.2 | |
| Non-Medicaid HMO | 1.11 | 0.39–3.1 | |
| PPO | 0.78 | 0.31–1.82 | |
| Lack of comorbidities | 2.72 | 1.35–5.43 | 0.006 |
| Extrahepatic manifestations | 0.74 | 0.41–1.34 | 0.313 |
| Liver transplant recipient | 1.85 | 0.85–4.46 | 0.123 |
| Stage of fibrosis | 0.035 | ||
| Non-advanced fibrosis | Reference | ||
| Advanced fibrosis | 1.82 | 1.04–3.24 |
Abbreviations: PPO, Preferred Provider Organization; HMO, Health Maintenance Organization.