Molecules significantly correlated with anxiety or depressive symptoms. A) ApoA1, HDL-C, TC, Lp(a), iFABP, LDL-C, and ApoB were significantly correlated with the HAMD score; and B) ApoA1, HDL-C, TC, iFABP, and Lp(a) were significantly correlated with the HAMA score. Red and green lines represented positive and negative correlations, respectively. Yellow and cyan circles represented lower and higher levels, respectively, in PSD patients compared to Stroke patients.