Castell, BD, Kazantzis, N, Moss-Morris, RE.
Cognitive behavioral therapy and graded exercise for chronic fatigue syndrome: a meta-analysis. Clin Psychol Sci Prac
2011; 18: 311–24.
Malouff, JM, Thorsteinsson, EB, Rooke, SE, Bhullar, N, Schutte, NS.
Efficacy of cognitive behavioral therapy for chronic fatigue syndrome: a meta-analysis. Clin Psychol Rev
2008; 28: 736–45.
Price, JR, Mitchell, E, Tidy, E, Hunot, V.
Cognitive behaviour therapy for chronic fatigue syndrome in adults. Cochrane Database Syst Rev
2008; 3: CD001027.
Wiborg, JF, van Bussel, J, van Dijk, A, Bleijenberg, G, Knoop, H.
Randomised controlled trial of cognitive behaviour therapy delivered in groups of patients with chronic fatigue syndrome. Psychother Psychosom
2015; 84: 368–76.
Hedman, E, Ljotsson, B, Lindefors, N.
Cognitive behavior therapy via the Internet: a systematic review of applications, clinical efficacy and cost-effectiveness. Expert Rev Pharmacoecon Outcomes Res
2012; 12: 745–64.
Nijhof, SL, Bleijenberg, G, Uiterwaal, CS, Kimpen, JL, van de Putte, EM.
Effectiveness of internet-based cognitive behavioural treatment for adolescents with chronic fatigue syndrome (FITNET): a randomised controlled trial. Lancet
2012; 379: 1412–8.
Andreassen, HK, Bujnowska-Fedak, MM, Chronaki, CE, Dumitru, RC, Pudule, I, Santana, S, et al.
European citizens’ use of E-health services: a study of seven countries. BMC Public Health
2007; 7: 53.
Spek, V, Cuijpers, P, Nyklicek, I, Riper, H, Keyzer, J, Pop, V.
Internet-based cognitive behaviour therapy for symptoms of depression and anxiety: a meta-analysis. Psychol Med
2007; 37: 319–28.
Janse, A, Worm-Smeitink, M, Bussel-Lagarde, J, Bleijenberg, G, Nikolaus, S, Knoop, H.
Testing the efficacy of web-based cognitive behavioural therapy for adult patients with chronic fatigue syndrome (CBIT): study protocol for a randomized controlled trial. BMC Neurol
2015; 15: 137.
Fukuda, K, Straus, SE, Hickie, I, Sharpe, MC, Dobbins, JG, Komaroff, A.
The chronic fatigue syndrome: a comprehensive approach to its definition and study. International chronic fatigue syndrome study group. Ann Intern Med
1994; 121: 953–9.
Reeves, WC, Lloyd, A, Vernon, SD, Klimas, N, Jason, LA, Bleijenberg, G, et al.
Identification of ambiguities in the 1994 chronic fatigue syndrome research case definition and recommendations for resolution. BMC Health Serv Res
2003; 3: 25.
Lecrubier, Y, Sheehan, DV, Weiller, E, Amorim, P, Bonora, I, Sheehan, K, et al.
The Mini International Neuropsychiatric Interview (MINI). A short diagnostic structured interview: reliability and validity according to the CIDI. Eur Psychiatry
1997; 5: 224–31.
Vercoulen, JH, Swanink, CM, Fennis, JF, Galama, JM, van der Meer, JW, Bleijenberg, G.
Dimensional assessment of chronic fatigue syndrome. J Psychosom Res
1994; 38: 383–92.
Dittner, AJ, Wessely, SC, Brown, RG.
The assessment of fatigue: a practical guide for clinicians and researchers. J Psychosom Res
2004; 56: 157–70.
Bergner, M, Bobbitt, RA, Carter, WB, Gilson, BS.
The Sickness Impact Profile: development and final revision of a health status measure. Med Care
1981; 19: 787–805.
Knoop, H, Bleijenberg, G. Het Chronisch Vermoeidheidssyndroom. Behandelprotocol Cognitieve Gedragstherapie voor CVS. [Chronic Fatigue Syndrome. Treatment Protocol for Cognitive Behavioural Therapy with CFS Patients.] Bohn Stafleu Van Loghum, 2010.
Knoop, H, Bleijenberg, G, Gielissen, MF, van der Meer, JW, White, PD.
Is a full recovery possible after cognitive behavioural therapy for chronic fatigue syndrome?
2007; 76: 171–6.
Stewart, A, Hays, R, Ware, J.
The MOS short-form general health survey. Reliability and validity in a patient population. Med Care
1988; 26: 724–35.
SCL-90-R: Administration, Scoring and Procedures Manual (3rd edn). NCS Pearson, 1994.
Arrindell, W, Ettema, J.
SCL-90, Handleiding bij een Multidimensionele Psychopathologie-Indicator. [SCL-90 Manual in How to Use a Muli-Dimensional Psychopathology Indicator.]
Swets & Zeitlinger BV, 1986.
van Der Schaaf, ME, Schmits, IC, Roerink, M, Geurts, DE, Toni, I, Roelofs, K, et al.
Investigating neural mechanisms of change of cognitive behavioural therapy for chronic fatigue syndrome: a randomized controlled trial. BMC Psychiatry
2015; 15: 144.
Jacobson, NS, Truax, P.
Clinical significance: a statistical approach to defining meaningful change in psychotherapy research. J Consult Clin Psychol
1991; 59: 12–9.
Chalder, T, Berelowitz, G, Pawlikowska, T, et al.
Development of a fatigue scale. J Psychosom Res
1993; 37: 147–53.
Mundt, JC, Marks, IM, Shear, MK
The Work and Social Adjustment Scale: a simple measure of impairment in functioning. Br J Psychiatry
2002; 180: 461–4.
Worm-Smeitink, M, Nikolaus, S, Goldsmith, K, Wiborg, J, Ali, S, Knoop, H, et al.
Cognitive behaviour therapy for chronic fatigue syndrome: differences in treatment outcome between a tertiary treatment centre in the United Kingdom and the Netherlands. J Psychosom Res
2016; 87: 43–9.
Hoeymans, N, van Lindert, H, Westert, GP. The health status of the Dutch population as assessed by the EQ-6D. Qual Life Res
2005; 14: 655–63.
Knoop, H, van der Meer, JW, Bleijenberg, G.
Guided self-instructions for people with chronic fatigue syndrome: randomised controlled trial. Br J Psychiatry
2008; 193: 340–1.
Borm, GF, Fransen, J, Lemmens, WA.
A simple sample size formula for analysis of covariance in randomized clinical trials. J Clin Epidemiol
2007; 60: 1234–8.
Beck, AT, Guth, D, Steer, RA, Ball, R. Screening for major depression disorders in medical inpatients with the Beck Depression Inventory for Primary Care. Behav Res Ther
1997; 35: 785–91.
Andrews, G, Cuijpers, P, Craske, MG, McEvoy, P, Titov, N.
Computer therapy for the anxiety and depressive disorders is effective, acceptable and practical health care: a meta-analysis. PLoS One
2010; 5: e13196.
White, PD, Goldsmith, K, Johnson, AL, Chalder, T, Sharpe, M.
Recovery from chronic fatigue syndrome after treatments given in the PACE trial. Psychol Med
2013; 43: 2227–35.
Heins, MJ, Knoop, H, Prins, JB, Stulemeijer, M, van der Meer, JW, Bleijenberg, G.
Possible detrimental effects of cognitive behaviour therapy for chronic fatigue syndrome. Psychother Psychosom
2010; 79: 249–56.
White, PD, Goldsmith, KA, Johnson, AL, Potts, L, Walwyn, R, DeCesare, JC, et al.
Comparison of adaptive pacing therapy, cognitive behaviour therapy, graded exercise therapy, and specialist medical care for chronic fatigue syndrome (PACE): a randomised trial. Lancet
2011; 377: 823–36.
Cho, HJ, Hotopf, M, Wessely, S.
The placebo response in the treatment of chronic fatigue syndrome: a systematic review and meta-analysis. Psychosom Med
2005; 67: 301–13.
Wiborg, JF, Knoop, H, Stulemeijer, M, Prins, JB, Bleijenberg, G.
How does cognitive behaviour therapy reduce fatigue in patients with chronic fatigue syndrome? The role of physical activity. Psychol Med
2010; 40: 1281–7.
Tummers, M, Knoop, H, Bleijenberg, G.
Effectiveness of stepped care for chronic fatigue syndrome: randomized noninferiority trial. J Consult Clin Psychol
2010; 78: 724–31.