Autoimmune bullous disease
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Patients with autoimmune bullous disease that was identified in the medical insurance database of urban employees from January 2013 to December 2017.
Exclusion criteria
Exclusion criteria: (1) The diagnosis names of excluded diseases include "Hailey-Hailey disease", "chronic familial benign pemphigus", "herpes", etc. (2) Patients who should not be included in the diagnosis determined by two dermatologists. (3) Invalid reimbursement individual: an individual who has not been insured but has been recorded in the reimbursement settlement table. (4) Invalid visit record: the record whose visit reimbursement time is earlier than the insured time of the individual receptor. (5) Invalid display data: only the insured information is reported, and the city/county data of the reimbursement information is not reported.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Incidence;Prevalence; | — |
Secondary
| Measure | Time frame |
|---|---|
| Outpatient costs;Inpatient costs;Comorbidities; | — |
Countries
China
Contacts
Peking University First Hospital