Figure 3

Multivariate statistical analysis of plasma metabolome between POD 4 and POD 7 in TPN and GIK groups. (A,B) OPLS-DA of TPN group in POD 4 (POD1: n = 27; POD4: n = 22) and POD 7 (POD7: n = 21); (C,D) OPLS-DA of GIK group in POD 4 (POD1: n = 15; POD4: n = 18) and POD 7 (POD7: n = 15).