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. Author manuscript; available in PMC: 2013 Dec 1.
Published in final edited form as: J Allergy Clin Immunol. 2012 Jul 22;130(6):1375–1383. doi: 10.1016/j.jaci.2012.05.031

Table II.

FEV1 of participants from whom bronchoalveolar lavage fluid (BALF) or airway biopsies were obtained.

Type of Sample Healthy volunteers Asthmatics
BAL fluids n=5 n=5
Mean age : 31.6 yrs [range 20-55 yrs] Mean age : 32.0 yrs [range 20-37 yrs]
FEV1% predicted : 102.0 ± 5.5 [±sem] FEV1% predicted : 97.1 ± 7.3 [±sem]
No medications Albuterol prn only
Endobronchial biopsy n=5 n=10
Mean age : 24.4yrs [range 18-35 yrs] Mean age : 37.9 yrs [range 18-56 yrs]
FEV1% predicted : 104.8 ± 3.5 [±sem] FEV1% predicted : 83.7 ± 3.9 [±sem]
No medications Inhaled steroids (at least 2000 ug beclometasone or equivalent), inhaled long acting beta agonists and at least one other asthma therapy (oral LTRA, theophylline, or oral steroids)

All human research was conducted under permission granted by Southampton and South West Hampshire Research Ethics Committees.