Table 2

Protocol deviations

TreatmentControlTreatmentControl
3 months after baseline15 months after baseline
Lost to follow-upn%n%n%n%
 No1571219513871990
 Yes62915213210
Interruption of therapy
 No1571n.an.a.n.a.n.a.n.a.n.a.
 Yes*629n.a.n.a.n.a.n.a.n.a.n.a.
Diagnosed with another chronic disorder
 No15100211001310019100
 Yes00000000
Experienced severe illness/trauma
 No15100211001310019100
 Yes00000000
Receiving other therapy for chronic fatigue
 No1510021100129219100
 Yes00001800
  • *The six individuals who interrupted therapy were the same individuals who were lost to follow-up in the intervention group.

  • n.a., not applicable.