Fig. 2.

Identification of subtypes in SLE-PAH. A Consensus clustering score of clusters 2–9. B Consensus matrix legend of clusters 2–9. C Consensus clustering matrix when k = 2, D k = 3, E k = 4, F k = 5, G k = 6, H k = 7, I k = 8, and J k = 9. K Tracking plot of clustering. L CDF curves of clustering. M CDF delta area curves. N PCA visualizes the distribution of two subtypes. CDF, cumulative distribution function; PCA, principal component analysis