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. Author manuscript; available in PMC: 2019 Nov 1.
Published in final edited form as: Behav Sleep Med. 2017 Jan 6;16(6):611–624. doi: 10.1080/15402002.2016.1266488

Table 2.

Descriptive Data for Depression Symptom Severity, Perceived Stress, and Sleep Quality by Group and Timepoint, Reported as M (SD) or % (n)

Characteristic TAU MMT
Baseline Post-
intervention		 Baseline Post-
intervention
Depression Symptom Severity (PHQ) 5.68 (4.39) 4.84 (3.93) 6.16 (4.82) 3.52 (3.52)
Perceived Stress (PSS) 18.71 (6.65) 17.05 (7.35) 18.78 (6.27) 15.64 (5.82)
Global Sleep Quality (PSQI) 6.58 (3.51) 6.77 (3.25) 6.96 (3.71) 6.40 (3.58)
Poor Sleep Quality (PSQI > 5) 64.38% (47) 69.35% (43) 62.22% (56) 56.72% (38)

Note. PHQ = Patient Health Questionnaire, sleep item removed; PSQI = Pittsburgh Sleep Quality Index; PSS = Perceived Stress Scale