Table 7

Day time functioning and psychological distress; Interactions

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 (ηp2)a

p

Effect size (ηp2)a

p

Effect size (ηp2)a

p

Effect size (ηp2)a

p

Effect size (ηp2)a

p

Effect size (ηp2)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


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

a ηp2 (Eta 2) is interpreted as explained variance in the sample

Jernelöv et al. BMC Psychiatry 2012 12:5   doi:10.1186/1471-244X-12-5

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