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Figure 3 | Arthritis Research & Therapy

Figure 3

From: Atherosclerotic plaques occur in absence of intima-media thickening in both systemic sclerosis and systemic lupus erythematosus: a duplexsonography study of carotid and femoral arteries and follow-up for cardiovascular events

Figure 3

Kaplan–Meier survival curves for the time to first cardiovascular event according to the presence of plaque. Kaplan–Meier survival curves for the time to first cardiovascular event during follow-up and results of a log-rank test stratified by (A) systemic sclerosis (SSc) and (B) systemic lupus erythematosus (SLE) according to the presence of carotid and femoral artery plaques. Group 1, patients without carotid or femoral artery plaque; group 2, patients with only carotid or only femoral artery plaque; group 3, patients with coexistent carotid and femoral artery plaque.

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