Chronic cannabis use and sleep architecture: a cross-sectional analysis of polysomnography outcomes in a sleep-clinic cohort.

Although other stage percentages did not reach statistical significance, all shifted directionally downward, consistent with a light compositional redistribution of non-REM sleep toward lighter stages.

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Significant false discovery rate (FDR)-corrected differences (WASO, sleep efficiency, N1%) are marked in red, nominally significant differences (TST) in black, and non-significant differences in grey.

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