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Table 7 Day time functioning and psychological distress; Interactions

From: Efficacy of a behavioral self-help treatment with or without therapist guidance for co-morbid and primary insomnia -a randomized controlled trial

  Pre to Post Pre to Fu3
  BTS v/s WL BTS v/s BT BT v/s WL BTS v/s WL BTS v/s BT BT v/s WL
  P Effect size (ηp 2)a p Effect size (ηp 2)a p Effect size (ηp 2)a p Effect size (ηp 2)a p Effect size (ηp 2)a p Effect size (ηp 2)a
Positive DTR .001 0.12 .05 0.04 .13 0.03 .005 0.09 .42 0.01 .04 0.05
DTF < .001 0.21 .002 0.11 .28 0.01 < .001 0.15 .11 0.03 .03 0.06
PSS .02 0.06 .16 0.02 .40 0.01 .05 0.04 .66 0.00 .10 0.03
CORE-OM .02 0.06 .01 0.07 .65 0.00 .22 0.02 .45 0.01 .63 0.00
  1. Abbreviations: Pre, Pre-treatment assessment; Post, Post-treatment assessment; Fu3, 3-month follow-up assessment; BTS, Bibliotherapy with support; WL, Waiting list control group; BT, Bibliotherapy; Positive DTR, Positive Day Time Ratings; DTF, Day Time Fatigue; PSS, Perceived Stress Scale; CORE-OM, The Clinical Outcomes in Routine Evaluation-Outcome Measure
  2. a ηp 2 (Eta 2) is interpreted as explained variance in the sample