Distribution and frequency of social interactions and risk factors for acquiring viral infection.

<p>The majority of patients were not working (A) and only 7% of patients with liver cirrhosis used public transport prior to enrolment (B). Nearly all patients lived together with their spouses or even alone (C), while only 3% of the patients with liver cirrhosis lived together with children in a household. Beside household contacts, patients with HCC had mostly only contact to one person outside the household while patients with liver cirrhosis predominately had contact to two other persons per day. LC: liver cirrhosis.</p>