. Author manuscript; available in PMC: 2014 Jul 18.

Published in final edited form as: Am J Hematol. 2011 Aug 2;86(9):756–761. doi: 10.1002/ajh.22098

TABLE II.

Association Between a Report of a Doctor-Diagnosis of Asthma, Wheezing, and Lung Function Among Adults with Sickle Cell Disease

n = 79	Asthma	No asthma	P value	Recurrent, severe wheezing	No recurrent, severe wheezing	P value
FEV₁, % predicted, mean (SD) ^*	81.1 (10.8)	82.8 (17.9)	0.66	77.1 (12.8)	84.6 (16.7)	0.047
FVC, % predicted, mean (SD)^*	86.1 (11.7)	87.7 (17.0)	0.66	82.2 (12.7)	89.7 (16.1)	0.04
FEV₁/FVC, % predicted, mean (SD) ^*	79.6 (6.5)	79.3 (7.6)	0.85	79.1 (7.2)	79.5 (7.3)	0.80

FEV₁, forced expiratory volume in 1 second; FVC, forced vital capacity; SD, standard deviation.

Models adjusted for age, height, and gender.