Fig. 1From: Race-specific spirometry equations may overestimate asthma control in Black children and adolescentsThe 2 × 2 table shows the proportions of children with high or low ppFEV1 and high or low ACT score with race-specific and race-neutral spirometry and stratified by race. The figures in red indicate participants whose ppFEV1 categorization changed from controlled to uncontrolled asthma or vice versaBack to article page