Fig. 5From: The sputum microbiome is distinct between COPD and health, independent of smoking historyPredictive functional profiling shows distinct clustering of COPD and Healthy sputum microbiome. a PCA analysis of functional groups inferred from 16S rDNA microbial community. b lists the top 19 functional groups which were significantly different (p < 0.05, multiple comparison corrected) and had > 0.2% difference between COPD and healthy subjectsBack to article page