Fig. 8

Median concentration levels of γ-butylbetaine (GBB) and l-carnitine (L-CN) in the plasma and urine of patients of different sexes with deep vein thrombosis (DVT). (a, b) Levels of GBB and L-CN in the plasma of male and female patients. (c, d) GBB and L-CN levels in the urine of male and female patients. ***P < 0.001, **P < 0.01, *P < 0.05.