CRP and varicose ulcer: Univariate analysis showed that BMI, recurrent VTE, using of compression prior to ulcer, anticoagulation, CRP, ΔAbs, CLT and TAFI activity were positively associated with the risk of a venous leg ulcer, and shorter lag phase, Ks, and α2-antiplasmin increased the risk of venous ulcer occurrence (data not shown).