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Effects of the long-term TLI on subjective measures of sleep quality (a), depression (b), and agitation (c) (* p < 0.05; ** p < 0.01; ***p <0.001). Adapted from Figures 2 and 3 in Figueiro et al. 60 (* p <0.05; **p <0.01; ***p <0.001). CMAI: Cohen-Mansfield Agitation Index; CSDD: Cornell Scale for Depression in Dementia; Interv: intervention; PSQI: Pittsburgh Sleep Quality Index.
