Fig. 3From: Clinical characteristics and prognosis of patients with antiphospholipid antibodies based on cluster analysis: an 8-year cohort studyA Cumulative event-free survival curves in 383 aPL-positive patients. B Cumulative event-free survival curves of four clusters. Cluster 1: secondary APS; cluster 2: male patients with multiple cardiovascular risk factors; cluster 3: obstetric morbidity; cluster 4: isolated LA positivityBack to article page