Natural History of Chronic Urticaria (NHCU)
This study has been completed.
Information provided by (Responsible Party):
Orathai Piboonpocanun, Mahidol University
First received: January 20, 2011
Last updated: September 8, 2014
Last verified: September 2014
The purpose of this study is to examine the natural history of chronic urticaria in children and to identify the predictors for chronic urticaria remission.
||Observational Model: Cohort
Time Perspective: Prospective
||The Natural History of Chronic Urticaria in Childhood: A Prospective Study
Primary Outcome Measures:
- Duration of urticaria until remission since chronic urticaria was diagnosed. [ Time Frame: 1-10 years ] [ Designated as safety issue: Yes ]
Secondary Outcome Measures:
- Variable factors contributed the shorter duration of chronic urticaria. [ Time Frame: 1-10 years ] [ Designated as safety issue: Yes ]
| Study Start Date:
| Study Completion Date:
| Primary Completion Date:
||March 2009 (Final data collection date for primary outcome measure)
Chronic urticaria, Natural history
A Prospective cohort study of 92 children who were diagnosed with chronic urticaria to investigate the natural course of chronic urticaria and to identify predictors of disease remission.
|Ages Eligible for Study:
||4 Years to 15 Years
|Genders Eligible for Study:
|Accepts Healthy Volunteers:
Pediatric allergy clinic, Siriraj Hospital Mahidol University, Thailand, Children 4-15 years of age with chronic urticaria.
- Children 4-15 years of age with the diagnosis of chronic urticaria who were attending the pediatric allergy clinic, Siriraj Hospital Mahidol University, Thailand, from March 2003 to March 2009.
- Children who had isolated physical urticaria, inability to be followed up, pregnancy, underlying diseases such as cardiovascular, hepatobiliary, and renal diseases.
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Please refer to this study by its ClinicalTrials.gov identifier: NCT01284426
|Division of Allergy and Immunology, Department of Pediatrics, Faculty of Medicine, Siriraj Hospital, Mahidol University
|Bangkok, Thailand, 10700 |
||Orathai Piboonpocanun, Prof.
||Siriraj Hospital, Mahidol University
||Orathai Piboonpocanun, Prof., Mahidol University
History of Changes
|Other Study ID Numbers:
|Study First Received:
||January 20, 2011
||September 8, 2014
||Thailand: Ethical Committee
Keywords provided by Mahidol University:
Additional relevant MeSH terms:
ClinicalTrials.gov processed this record on October 21, 2014
Immune System Diseases
Skin Diseases, Vascular