Efficacy of Pediococcus acidilactici CCFM6432 in alleviating anhedonia in major depressive disorder: A randomized controlled trial

Figure 4 Heatmap showing the correlation between variables in the CCFM6432 and Placebo groups. A: CCFM6432; B: Placebo. Positive correlations are represented in red, while negative correlations are shown in blue. The difference is calculated as baseline minus follow-up. ^aP < 0.05; ^bP < 0.01; ^cP < 0.001; ^dP < 0.05; ^eP < 0.01; ^fP < 0.001. ANT: Anticipatory; CON: Consummatory; FRN: Feedback-Related Negativity; HAMA: Hamilton Anxiety Rating Scale; HAMD: Hamilton Depression Rating Scale; SPN: Stimulus-Preceding Negativity; TEPS: Temporal Experience of Pleasure Scale.