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. Author manuscript; available in PMC: 2022 Aug 15.
Published in final edited form as: J Consult Clin Psychol. 2021 Jun;89(6):537–550. doi: 10.1037/ccp0000650

Table 3.

Multilevel Modeling Results for Primary and Secondary Outcomes

Treatment Effect at Baseline Treatment Effect on Change from Pre to Post Treatment Effect on Change from Pre to FU6
Coef. SE p Coef. SE p Coef. SE p
Primary Outcomes
 SDS −2.18 1.34 0.10 −3.18 1.42 0.025 −1.52 1.40 0.28
 DSM5 Cross-Cutting Measure −0.25 1.89 0.89 −5.88 1.81 0.001 −3.90 1.79 0.03
 PROMIS-SD −0.85 1.33 0.52 −5.55 1.31 <0.0001 −4.92 1.30 <0.0001
 PROMIS-SRI −2.92 2.49 0.24 −9.14 2.44 <0.0001 −5.37 2.42 0.027
Secondary Outcomes
 QIDS −0.62 0.92 0.50 −0.95 0.95 0.32 −1.67 0.94 0.08
 ASSIST 0.26 0.24 0.26 −0.09 0.24 0.72 −0.08 0.23 0.74
 PSYRATS 0.87 5.84 0.88 −2.46 7.08 0.73 −17.52 7.54 0.02
 WHODAS −4.87 4.42 0.27 −7.19 4.18 0.09 −1.13 4.16 0.79
 CDC Healthy Days: Overall Health −0.12 0.20 0.55 0.16 0.21 0.46 −0.34 0.21 0.10
Sleep Diary
 SE mean (min) −0.46 2.35 0.85 5.68 2.67 0.03 5.89 2.64 0.03
 SE variability (min) −0.33 1.45 0.82 −1.45 1.86 0.43 −1.55 1.84 0.40
 TST mean (min) −24.98 19.33 0.20 24.85 20.60 0.23 34.31 20.36 0.09
 TST variability (min) −3.08 12.89 0.81 −19.90 15.23 0.19 −1.76 15.07 0.91
 TWT mean (min) −6.18 15.62 0.69 −39.33 18.83 0.04 −28.56 18.64 0.13
 TWT variability (min) −2.20 11.18 0.84 −17.57 14.11 0.21 −16.05 13.97 0.25
 BT mean 0.06 0.36 0.87 −0.55 0.34 0.10 −0.71 0.34 0.04
 BT variability −0.08 0.19 0.68 −0.31 0.25 0.20 −0.45 0.25 0.07
 WT mean −0.57 0.35 0.11 −0.33 0.38 0.39 −0.02 0.38 0.96
 WT variability −0.10 0.18 0.59 −0.39 0.20 0.047 0.20 0.20 0.30
Actigraphy
 TST mean (min) 36.92 23.14 0.11 −12.68 23.42 0.59 −28.33 23.30 0.22
 TST variability (min) 0.15 15.44 0.99 4.65 18.72 0.80 −7.57 18.63 0.68
 TWT mean (min) 4.16 8.48 0.62 −4.42 10.14 0.66 −13.34 10.09 0.19
 TWT variability (min) −0.005 0.13 0.97 −0.05 0.17 0.77 −0.22 0.17 0.20
 Waking activity count mean −41.19 107.66 0.70 −76.85 80.83 0.34 −87.15 79.93 0.28
 Waking activity count variability 0.01 0.10 0.95 −0.15 0.11 0.18 −0.27 0.11 0.02
Sleep health composite 0.26 0.26 0.32 0.91 0.30 0.002 0.64 0.30 0.03

Note. SDS = Sheehan Disability Scale. DSM 5 DSM-5 Cross-Cutting Measure. PROMIS-SD = Patient-Reported Outcomes Measurement Information System–Sleep Disturbance. PROMIS-SRI = Patient-Reported Outcomes Measurement Information System– Sleep-Related Impairment. QIDS = Quick Inventory of Depressive Symptoms. ASSIST = Alcohol, Smoking and Substance Involvement Screening Test. PSYRATS = Psychotic Symptoms Rating Scales. WHODAS = World Health Organization Disability Assessment Schedule 2.0. CDC Healthy Days: overall health question from the 4-question healthy days core module developed by the Centers for Disease Control and Prevention. SE = sleep efficiency (total sleep time/time in bed × 100). TST = total sleep time. TWT = total wake time. BT = bedtime, WT = wake time. All the p-values in bold are the exact p-values and remained significant after applying the Benjamini-Hochberg procedure with a 5% false discovery rate assumed.