| N (percent) | |
| Skin involvement | |
| Purpura | 21 (7) |
| Raynaud phenomenon | 21 (7) |
| Cutaneous vasculitis | 19 (6) |
| Pruritus | 20 (6) |
| Psoriasis | 6 (20) |
| Porphyria cutanea tarda | 3 (1) |
| Lichen planus | 3 (1) |
| At least one skin manifestation | 55 (17) |
| Rheumatologic involvement | |
| Arthralgia | 60 (19) |
| Arthritis | 6 (2) |
| Myalgia | 31 (2) |
| Neurologic involvement | |
| Sensory neuropathy | 28 (9) |
| Motor neuropathy | 15 (5) |
| Miscellaneous | |
| Sicca syndrome (mouth) | 40 (12) |
| Sicca syndrome (eye) | 32 (10) |
| Hypertension | 32 (10) |
| Uveitis | 2 (1) |
| Overall | |
| At least one extrahepatic clinical manifestation | 122 (38) |
