RA: rheumatoid arthritis, SLE: systemic lupus eythematosus, APS: anti-phospholipid syndrome, PSS: primary sjogrens syndrome, SSc: systemic sclerosis, TC: total cholesterol, HDL: high density lipoproteins, LDL: low density lipoproteins, TG: triglycerides, Lp(a): lipoprotein (a), oxLDL: oxidised low density lipoproteins, TC:HDL: total cholesterol:high density lipoprotein ratio, LDL:HDL: low density lipoprotein:high density lipoprotein ratio, ApoB: ApoA1: apolipoprotein B: apolipoprotein A1 ratio. ←→ = no change, ↓ = decreased levels, ↑ = increased levels, ? = conflicting data = no data.