Tuyển tập các báo cáo nghiên cứu khoa học ngành y học tạp chí Medical Sciences dành cho các bạn sinh viên ngành y tham khảo đề tài: Why are some children with early onset of asthma getting better over the years? | Int. J. Med. Sci. 2009 6 348 International Journal of Medical Sciences 2009 6 6 348-357 Ivyspring International Publisher. All rights reserved Research Paper Why are some children with early onset of asthma getting better over the years - Diagnostic failure or salutogenetic factors Eduardo Roel 1 Olle Zetterstrom 2 Erik Trell 1 Tomas Faresjo 1 H 1. Department of Medical and Health Sciences Community Medicine Faculty of Health Sciences Linkoping University SE-581 83 Linkoping Sweden. 2. Department of Clinical and Experimental Medicine Allergy Centre Faculty of Health Sciences Linkoping University SE-581 83 Linkoping Sweden. ISI Correspondence to Tomas Faresjo Assoc Prof. Department of Medical and Health Sciences Community Medicine Faculty of Health Sciences Linkoping University SE-581 83 Linkoping Sweden. Telephone 46 13 22 20 00 Fax 46 13 22 40 20 E-mail Received Accepted Published Abstract Among children earlier having been identified with a hospital or primary care diagnosis of asthma at least once between 0-7 years of age almost 40 of their parents reported in the ISAAC-questionnaire as never having had asthma NA . These are further analysed and compared with the persisting asthma cases A in this study. All these children s medical records were scrutinized concerning their asthma diagnose retrospectively. The aim of this study was to analyse possible factors related to the outcome in an Asthma diagnosis reassessment by parental questionnaire at the age of ten of the children earlier having been identified with a hospital or primary health care diagnosis of asthma at least once between 0-7 years of age in a total birth-year cohort in a defined Swedish geographical area. A multiple logistic analysis revealed four significant and independent factors associated to the improvement non-report of asthma at the age of ten. These factors were not having any past experiences of allergic symptoms p only having .