Differences between asthma in young and elderly: results from the COREA study.

[1]  D. Zeldin,et al.  Characteristics of allergic sensitization among asthmatic adults older than 55 years: results from the National Health and Nutrition Examination Survey, 2005-2006. , 2013, Annals of allergy, asthma & immunology : official publication of the American College of Allergy, Asthma, & Immunology.

[2]  S. Muro,et al.  Smoking attenuates the age‐related decrease in IgE levels and maintains eosinophilic inflammation , 2012, Clinical and experimental allergy : journal of the British Society for Allergy and Clinical Immunology.

[3]  P. Giavina-Bianchi,et al.  Spirometric values in elderly asthmatic patients are not influenced by obesity , 2012, Clinical and experimental allergy : journal of the British Society for Allergy and Clinical Immunology.

[4]  Tonya S. King,et al.  Cluster Analysis of Obesity and Asthma Phenotypes , 2012, PloS one.

[5]  J. Silverberg,et al.  Obesity is associated with increased asthma severity and exacerbations, and increased serum immunoglobulin E in inner‐city adults , 2012, Clinical and experimental allergy : journal of the British Society for Allergy and Clinical Immunology.

[6]  M. Schatz,et al.  The association of obesity and asthma severity and control in children. , 2011, The Journal of allergy and clinical immunology.

[7]  W. Busse,et al.  Obesity and asthma: an association modified by age of asthma onset. , 2011, The Journal of allergy and clinical immunology.

[8]  Sandra C. Jones,et al.  Asthma and ageing: an end user's perspective ‐ the perception and problems with the management of asthma in the elderly , 2011, Clinical and experimental allergy : journal of the British Society for Allergy and Clinical Immunology.

[9]  H. Abdi,et al.  Principal component analysis , 2010 .

[10]  Y. Cho,et al.  Factors associated with severity and exacerbation of asthma: a baseline analysis of the cohort for reality and evolution of adult asthma in Korea (COREA). , 2009, Annals of allergy, asthma & immunology : official publication of the American College of Allergy, Asthma, & Immunology.

[11]  Sébastien Lê,et al.  FactoMineR: An R Package for Multivariate Analysis , 2008 .

[12]  W. Busse,et al.  Age-related changes in eosinophil function in human subjects. , 2008, Chest.

[13]  P. Busse.  Allergic respiratory disease in the elderly. , 2007, The American journal of medicine.

[14]  D. Jarvis,et al.  Change in prevalence of IgE sensitization and mean total IgE with age and cohort. , 2005, The Journal of allergy and clinical immunology.

[15]  S. Braman.  Asthma in the elderly. , 2003, Experimental lung research.

[16]  M. Zureik,et al.  Diagnosis and Severity of Asthma in the Elderly: Results of a Large Survey in 1,485 Asthmatics Recruited by Lung Specialists , 2002, Respiration.

[17]  P. Enright.  The diagnosis and management of asthma is much tougher in older patients , 2002, Current opinion in allergy and clinical immunology.

[18]  S. Quadrelli,et al.  Is Asthma in the Elderly Really Different? , 1998, Respiration.

[19]  M. Polkey,et al.  The contractile properties of the elderly human diaphragm. , 1997, American journal of respiratory and critical care medicine.

[20]  R. Vestal,et al.  Reduced subjective awareness of bronchoconstriction provoked by methacholine in elderly asthmatic and normal subjects as measured on a simple awareness scale. , 1992, Thorax.

[21]  S. Braman,et al.  Asthma in the elderly. A comparison between patients with recently acquired and long-standing disease. , 1991, The American review of respiratory disease.

[22]  J. Hair.  Multivariate data analysis , 1972 .

[23]  M. O'Mahony,et al.  Overcoming Gaps in the Management of Asthma in Older Patients , 2005, Drugs & aging.

[24]  H. Hotelling.  Analysis of a complex of statistical variables into principal components. , 1933 .