Beck, AT (2005) The current state of cognitive therapy: a 40-year retrospective. Archives of General Psychiatry 62, 953–959.
Blackburn, I, James, I, Milne, D, Baker, C, Standart, S, Garland, A and Reichelt, F (2001) The revised cognitive therapy scale (CTS-R): psychometric properties. Behavioural and Cognitive Psychotherapy 29, 431–446.
Butler, AC, Chapman, JE, Forman, EM and Beck, AT (2006) The empirical status of cognitive-behavioral therapy: a review of meta-analyses. Clinical Psychology Review 26, 17–31.
Button, KS, Wiles, NJ, Lewis, G, Peters, T and Kessler, D (2012) Factors associated with differential response to online cognitive behavioural therapy. Social Psychiatry and Psychiatric Epidemiology 47, 827–833.
Caldwell, DM and Welton, NJ (2016) Approaches for synthesising complex mental health interventions in meta-analysis. Evidence-Based Mental Health 19, 16–21.
Caldwell, DM, Ades, AE and Higgins, JPT (2005) Simultaneous comparison of multiple treatments: combining direct and indirect evidence. British Medical Journal 331, 897–900.
Churchill, R, Honot, V, Corney, R, Knapp, M, Mcguire, H, Tylee, A and Wessely, S (2002) A systematic review of controlled trials of the effectiveness and cost-effectiveness of brief psychological treatments for depression. Health Technology Assessment 5(35).
Churchill, R, Moore, THM, Furukawa, TA, Caldwell, DM, Davies, P, Jones, H, Shinohara, K, Imai, H, Lewis, G and Hunot, V (2013) ‘Third wave’ cognitive and behavioural therapies versus treatment as usual for depression. Cochrane Database of Systematic Reviews 10, CD008705.
Cooper, NJ, Kendrick, D, Achana, F, Dhiman, P, He, Z, Wynn, P, Le Cozannet, E, Saramago, P and Sutton, AJ (2012) Network meta-analysis to evaluate the effectiveness of interventions to increase the uptake of smoke alarms. Epidemiologic Reviews 34, 32–45.
Cuijpers, P and Gentili, C (2017) Psychological treatments are as effective as pharmacotherapies in the treatment of adult depression: a summary from Randomized Clinical Trials and neuroscience evidence. Research in Psychotherapy: Psychopathology, Process and Outcome 20, 147–152.
Cuijpers, P and Kleiboer, AM (2017) Self-directed approaches to the treatment of depression. In Derubeis, RJ and Strunk, DR (eds), The Oxford Handbook of Mood Disorders. Oxford, England: Oxford University Press, pp. 469–477.
Cuijpers, P, Donker, T, Van Straten, A, Li, J and Andersson, G (2010) Is guided self-help as effective as face-to-face psychotherapy for depression and anxiety disorders? A systematic review and meta-analysis of comparative outcome studies. Psychological Medicine 40, 1943–1957.
Davies, SR, Caldwell, DM, López-López, JA, Dawson, S, Wiles, N, Kessler, D, Welton, NJ and Churchill, R (2018) The process and delivery of cognitive behavioural therapy (CBT) for depression in adults: a network meta-analysis. Cochrane Database of Systematic Reviews 2018, CD013140.
Dias, S, Sutton, A, Ades, A and Welton, N (2013) Evidence synthesis for decision making 2: a generalized linear modeling framework for pairwise and network meta-analysis of randomized controlled trials. Medical Decision Making 33, 607–617.
Durlak, J and Dupre, E (2008) Implementation matters: a review of research on the influence of implementation on program outcomes and the factors affecting implementation. American Journal of Community Psychology 41, 327–350.
Faggiano, F, Vigna-Taglianti, F, Versino, E, Zambon, A, Borraccino, A and Lemma, P (2008) School-based prevention for illicit drugs use: a systematic review. Preventive Medicine 46, 385–396.
Grant, ES and Calderbank-Batista, T (2013) Network meta-analysis for complex social interventions: problems and potential. Journal of the Society for Social Work and Research 4, 406–420.
Hetrick, S, Bailey, A, Rice, S, Simmons, M, Mckenzie, J, Montague, A and Parter, A (2015) A qualitative analysis of the descriptions of cognitive behavioural therapy (CBT) tested in clinical trials of depressed young people. Depression and Anxiety 4, 172.
Higgins, JPT and Whitehead, A (1996) Borrowing strength from external trials in a meta-analysis. Statistics in Medicine 15, 2733–2749.
Higgins, JPT, Altman, DG, Gotzsche, PC, Juni, P, Moher, D, Oxman, AD, Savovic, J, Schulz, KF, Weeks, L and Sterne, JAC (2011) The Cochrane Collaboration's tool for assessing risk of bias in randomised trials. British Medical Journal 343, d5928.
Higgins, JPT, López-López, JA, Becker, BJ, Davies, SR, Grimshaw, JM, Rehfuess, EA, Welton, NJ, Dawson, S, Easterbrook, PJ, Moore, THM, Petticrew, M, Thomas, J and Caldwell, DM (2019). Synthesizing quantitative evidence: advancing insights from systematic reviews of complex health interventions. BMJ Global Health 4, e000858.
Hoffmann, T, Glasziou, P, Milne, R, Moher, D, Barbour, V, Johnston, M, Lamb, S, Dixon-Woods, D and Wyatt, J (2014) Better reporting of interventions: template for intervention description and replication (TIDieR) checklist and guide. British Medical Journal 348, g1687.
Hunot, V, Moore, THM, Caldwell, D, Davies, P, Jones, H, Furukawa, TA, Lewis, G and Churchill, R (2010) Cognitive behavioural therapies versus treatment as usual for depression. Cochrane Database of Systematic Reviews 9, CD008699.
Hunot, V, Moore, THM, Caldwell, DM, Furukawa, TA, Davies, P, Jones, H, Honyashiki, M, Chen, P, Lewis, G and Churchill, R (2013) 'Third wave' cognitive and behavioural therapies versus other psychological therapies for depression. Cochrane Database of Systematic Reviews 10, CD008704.
Jacobson, NS, Dobson, KS, Truax, PA, Addis, ME, Koerner, KG, Jackie, K, Gortner, E and Prince, SE (1996) A component analysis of cognitive-behavioral treatment for depression. Journal of Consulting and Clinical Psychology 64, 295–304.
Lepping, P, Whittington, R, Sambhi, RS, Lane, S, Poole, R, Leucht, S, Cuijpers, P, Mccabe, R and Waheed, W (2017) Clinical relevance of findings in trials of CBT for depression. European Psychiatry 45, 207–211.
Mansell, W (2008) The seven C's of CBT: a consideration of the future challenges for cognitive behaviour therapy. Behavioural and Cognitive Psychotherapy 36, 641–649.
Melendez-Torres, GJ, Bonell, C and Thomas, J (2015) Emergent approaches to the meta-analysis of multiple heterogeneous complex interventions. BMC Medical Research Methodology 15, 47.
Mohr, DC, Weingardt, KR, Reddy, M and Schueller, SM (2017) Accelerating digital mental health research from early design and creation to successful implementation and sustainment. Psychiatric Services 68, 427–429.
National Institute for Clinical Excellence (2009) Depression in Adults: Recognition and Management. London, England: National Institute for Clinical Excellence. https://www.nice.org.uk/guidance/cg90 [ 4 October 2018].
Oei, T and Dingle, G (2008) The effectiveness of group cognitive behaviour therapy for unipolar depressive disorders. Journal of Affective Disorders 107, 5–21.
Richards, D and Richardson, T (2012) Computer-based psychological treatments for depression: a systematic review and meta-analysis. Clinical Psychology Review 32, 329–342.
Rubio-Aparicio, M, Marín-Martínez, F, Sánchez-Meca, J and López-López, JA (2018) A methodological review of meta-analyses of the effectiveness of clinical psychology treatments. Behavior Research Methods 50, 2057–2073.
Rush, J, Kraemer, H, Sackeim, HA, Fava, M, Trivedi, MH, Frank, E, Ninan, P, Thase, ME, Gelenberg, AJ, Kupfer, DJ, Regier, DA, Rosenbaum, JF, Ray, O and Schatzberg, AF (2006) Report by the ACNP task force on response and remission in major depressive disorder. Neuropsychopharmacology 31, 1841–1853.
Shafran, R, Clark, DM, Fairburn, CG, Arntz, A, Barlow, DH, Ehlers, A, Freeston, M, Garety, PA, Hollon, SD, Ost, LG, Salkovskis, PM and Williams, JMG (2009) Mind the gap: improving the dissemination of CBT. Behaviour Research and Therapy 47, 902–909.
Thapar, A, Collishaw, S, Pine, DS and Thapar, AK (2012) Depression in adolescence. Lancet 379, 1056–1067.
Tucker, M and Oei, T (2007) Is group more cost effective than individual cognitive behaviour therapy? The evidence is not solid yet. Behavioural and Cognitive Psychotherapy 35, 77–91.
Vázquez, FL, Torres, A, Díaz, O, Otero, P, Blanco, V and Hermida, E (2015) Protocol for a randomized controlled dismantling study of a brief telephonic psychological intervention applied to non-professional caregivers with symptoms of depression. BMC Psychiatry 15, 300.
Welton, NJ, Caldwell, DM, Adamopoulos, E and Vedhara, K (2009) Mixed treatment comparison meta-analysis of complex interventions: psychological interventions in coronary heart disease. American Journal of Epidemiology 169, 1158–1165.
Welton, N, Sutton, A, Cooper, N, Abrams, K and Ades, A (2012) Expected value of information for research prioritisation and study design. In Evidence Synthesis for Decision Making in Healthcare. Chichester: Wiley, pp. 251–269.
Wiles, N, Thomas, L, Abel, A, Ridgway, N, Turner, N, Campbell, J, Garland, A, Hollinghurst, S, Jerrom, B, Kessler, D, Kuyken, W, Morrison, J, Turner, K, Williams, C, Peters, T and Lewis, G (2012) Cognitive behavioural therapy as an adjunct to pharmacotherapy for primary care based patients with treatment resistant depression: results of the CoBalT randomised controlled trial. Lancet 381, 375–384.