1. Risk Factors for Work Disability in Severe Adult Asthma
Mark D. Eisner, MD, MPH, Edward H. Yelin, PhD, Patricia P. Katz, PhD, Gretchen Lactao, BA, Carlos Iribarren, MD, PhD, MPH, Paul D. Blanc, MD, MSPH 
The American Journal of Medicine 
Volume 119, Issue 10, Pages (October 2006)
DOI: /j.amjmed
Copyright © 2006 Elsevier Inc. Terms and Conditions

2. Figure 1
Prevalence of complete and partial work disability among adults with severe asthma. N (%/%) = denominator of first proportion is number of ever employed (n = 465); denominator of second proportion is subcategory of currently employed (n = 214) or not employed (n = 251), respectively.
The American Journal of Medicine  , DOI: ( /j.amjmed )
Copyright © 2006 Elsevier Inc. Terms and Conditions