Fig. 1

The level of TyG index in patients with SSc, stratified by disease classification, Raynaud’s phenomenon, DUs, PAH, ILD, CVD, renal, joint, and digestive involvement(*P < 0.05, **P < 0.01, ***P < 0.001). (TyG index, triglyceride glucose index; SSc, systemic sclerosis; DUs, digital ulcers; PAH, pulmonary arterial hypertension; ILD, interstitial lung disease; CVD, cardiovascular disease. )