chronic urticaria
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Case group: 1. Age ranges from 6 to 80 years old; 2. Patients have no other disease in the near future; 3. Patients are diagnosed as chronic urticaria (The course of the disease is greater than or equal to 6 weeks); 4. Patients volunteere to participate in this project and be able to practitioners as required; 5. Patients have signed informed consent form, and be able to complete as required. Control group: 1. Healthy people. 2. No history of chronic urticaria; 3. There is no history of the family of chronic urticaria; 4. No disease in the near future.
Exclusion criteria
Exclusion criteria: 1. The patients of chronic urticaria have other disease; 2. Patients have indications of acute infection; 3. Patients have been diagnosed with physical urticaria (including artificial urticaria), cholinergic urticaria or urticaria vasculitis; 4. The patients are unable to cooperation or do not adhere to treatment or are judged poor adherence; 5. Pregnant women and nursing mothers; 6. Patients are joining in other clinical trials.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| accuracy rate;Positive predictive value;Negative predictive value; | — |
Countries
China
Contacts
Xi'an Jiaotong University