Fig. 2
Restricted cubic spline curves between alpha diversity metrics and COPD risk, a observed ASVs; b Faith’s Phylogenetic Diversity; c Shannon-Weiner index; d Simpson Index
Fig. 2 | Journal of Translational Medicine
Restricted cubic spline curves between alpha diversity metrics and COPD risk, a observed ASVs; b Faith’s Phylogenetic Diversity; c Shannon-Weiner index; d Simpson Index