Fig. 3From: Impact of radiologically stratified exacerbations: insights into pneumonia aetiology in COPDThe lung microbiome of exacerbations, stratified by the presence or absence of pneumonic infiltrate. a.) The Shannon diversity index did not show any significant difference between radiological groups (p = 0.34). b.) The genus-level abundances showed no significant differences between groups (p = 0.54)Back to article page