Fig. 1From: Surfactant Protein A in particles in exhaled air (PExA), bronchial lavage and bronchial wash - a methodological comparisonAssociations between albumin and surfactant protein A concentrations measured in PExA and bronchoscopy samples from healthy individuals. a There was a significant association between albumin in BAL-fluid and PEx. b-d There was no significant association between SP-A in PEx and BAL or between albumin or SP-A between PEx and BW and BAL respectively. Spearman’s correlation. A p-value <0.05 was considered significantBack to article page