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Table 3 Effect sizes for significant group x time interactions (p < 0.05) for completers only and for completers together with treatment non-Completers (Intention to treat) based on pooled standard deviation. The two conditions were compared with the active controls (CON)

From: Is sleep disturbance in patients with chronic pain affected by physical exercise or ACT-based stress management? – A randomized controlled study

  Exercise ACT-bsm
Completers Intention to treat Completers Intention to treat
ISI (dppc2)*
 T1 −.262 −.318 −.207 −.089
 T2 −.092 −.038 .036 .100
 T3 −.321 −.252 −.279 −.115
Pain-7d (dppc2)*
 T1 −.650 −.463 −.138 .046
 T2 −.031 .103 .266 .345
 T3 −.067 .010 .194 .242
  1. ISI Insomnia Severity Index, Pain-7d pain intensity recent 7 days according to 11-graded numeric rating scale, T0 baseline, T1 immediately after the intervention, T2 6-month follow-up, T3 12-month follow-up. * [33]