Clinical Research Directory

Inclusion Criteria: 1.18 years of age and older living; 2.Patients diagnosed as chronic pancreatitis; 3.Self-reported smoking ≥ 5 cigarettes; 4.Urine cotinine levels ≥ 200 ng/mL; 5.Owning a phone; 6.Willing to provide informed consent to participate in the study. Exclusion Criteria: 1. Patients diagnosed as pancreatic cancer within 2 years after diagnosing chronic pancreatitis; Patients diagnosed as groove pancreatitis or autoimmune pancreatitis; 2. Pregnant or lactating women; 3. Patients with life expectancy ≤ 12 months; 4. Comorbidities such as Alzheimer's disease, end-stage cancer, HIV, end-stage congestive heart failure, end-stage chronic obstructive pulmonary disease, uncompensated cirrhosis, renal failure; 5. Smoking e-cigarettes or other forms of non-burning tobacco. 6. Patients refused to participate.