Effect of ancient Khorasan wheat on gut microbiota, inflammation, and short-chain fatty acid production in patients with fibromyalgia

Figure 8 Heatmap of Spearman correlations between statistically significant different taxa (post-pre) and changes in questionnaire scores (post-pre), according to the Khorasan wheat diet or control wheat diet. Red shades indicate positive correlations, whereas blue shades indicate negative correlations; the intensity of colors represents the degree of association. P values less than 0.05 were considered statistically significant. ^aP < 0.05, ^bP < 0.01, ^cP < 0.001. KD: Khorasan wheat diet; CD: Control wheat diet.