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Prevalence and incidence of autoimmune bullous disease in urban Chinese

Prevalence and incidence of autoimmune bullous disease in urban Chinese

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2300069065
Enrollment
Unknown
Registered
2023-03-06
Start date
2023-03-06
Completion date
Unknown
Last updated
2023-05-22

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Autoimmune bullous disease

Interventions

Patients with pemphigus:NA
Patients with pemphigoid:NA

Sponsors

Peking University First Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 100 Years

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

MeasureTime frame
Incidence;Prevalence;

Secondary

MeasureTime frame
Outpatient costs;Inpatient costs;Comorbidities;

Countries

China

Contacts

Public ContactMingyue Wang

Peking University First Hospital

wangmy@pku.edu.cn13691492660

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026