Fig. 4

The partial spearman correlation between relative abundance of signature the gut microbiota and the Pittsburgh Sleep Quality Index (PSQI) scores in MA-BS group. Note: P1, sleep quality; P2, sleep latency; P3, sleep duration; P4, habitual sleep efficiency; P5, sleep disturbance; P6, use of sleeping medication; P7, and daytime dysfunction; TS, total scores. MA-BS, MA users with bad sleep quality. P, phylum; c, class; o, order; f, family; g, genus. *p < 0.05, **p < 0.01, ***p < 0.001