A Large Language Model-based Chatbot for Alcohol Reduction in Patients With Metabolic Alcohol-Related Liver Disease

Inclusion Criteria: 1\. Hong Kong residents aged 18 years or above 2. Diagnosed of MASLD: 1. Evidence of hepatic steatosis (fat accumulation in the liver) confirmed by imaging techniques such as ultrasound, computed tomography (CT), magnetic resonance imaging (MRI), or liver biopsy 2. Presence of metabolic dysfunction, indicated by at least one of the following: * Overweight or obesity (body mass index \[BMI\] ≥25 kg/m²), * Type 2 diabetes mellitus, ③Dyslipidemia (elevated triglycerides \[≥150 mg/dL\] or low high-density lipoprotein \[HDL\] cholesterol \[\<40 mg/dL for men, \<50 mg/dL for women\]), ④Hypertension (blood pressure ≥130/85 mmHg or use of antihypertensive medication). * Metabolic syndrome as defined by established criteria (e.g., International Diabetes Federation \[IDF\], Adult Treatment Panel III \[ATP III\]) 3. Alcohol consumption: males who drink 210-420 g/week (≈263-525 ml), female who drink 140-350 g/week (≈175-438 ml) 4. Intention to reduce/quit alcohol 5. Able to read and communicate in Chinese 6. Own a smartphone with internet access Exclusion Criteria: 1. Diagnosed with mental disease or cognitive impairments, or 2. Participating in other ongoing clinic trials