Barth, J, Munder, T, Gerger, H, Nuesch, E, Trelle, S, Znoj, H, Juni, P and Cuijpers, P (2013) Comparative efficacy of seven psychotherapeutic interventions for patients with depression: a network meta-analysis. PLoS Medicine 10, e1001454.10.1371/journal.pmed.1001454
Beck, AT, Ward, CH, Mendelson, M, Mock, J and Erbaugh, J (1961) An inventory for measuring depression. Archives of General Psychiatry 4, 561–571.10.1001/archpsyc.1961.01710120031004
Beck, AT, Steer, RA and Garbin, MG (1988) Psychometric properties of the Beck Depression Inventory: twenty-five years of evaluation. Clinical Psychology Review 8, 77–100.
Beck, AT, Steer, RA and Brown, GK (1996) BDI-II: Beck Depression Inventory, Second Edition, Manual. San Antonia: The Psychological Corporation
Bower, P, Kontopantelis, E, Sutton, A, Kendrick, T, Richards, DA, Gilbody, S, Knowles, S, Cuijpers, P, Andersson, G, Christensen, H, Meyer, B, Huibers, M, Smit, F, van Straten, A, Warmerdam, L, Barkham, M, Bilich, L, Lovell, K and Liu, ET (2013) Influence of initial severity of depression on effectiveness of low intensity interventions: meta-analysis of individual patient data. BMJ (Clinical Research Ed.) 346, f540.
Cipriani, A, Furukawa, TA, Salanti, G, Chaimani, A, Atkinson, LZ, Ogawa, Y, Leucht, S, Ruhe, HG, Turner, EH, Higgins, JPT, Egger, M, Takeshima, N, Hayasaka, Y, Imai, H, Shinohara, K, Tajika, A, Ioannidis, JPA and Geddes, JR (2018) Comparative efficacy and acceptability of 21 antidepressant drugs for the acute treatment of adults with major depressive disorder: a systematic review and network meta-analysis. Lancet 391, 1357–1366.
Cuijpers, P, van Straten, A, Warmerdam, L and Andersson, G (2008) Psychological treatment of depression: a meta-analytic database of randomized studies. BMC Psychiatry 8, 36.
DeRubeis, RJ, Hollon, SD, Amsterdam, JD, Shelton, RC, Young, PR, Salomon, RM, O'Reardon, JP, Lovett, ML, Gladis, MM, Brown, LL and Gallop, R (2005) Cognitive therapy vs medications in the treatment of moderate to severe depression. Archives of General Psychiatry 62, 409–416.10.1001/archpsyc.62.4.409
Dimidjian, S, Hollon, SD, Dobson, KS, Schmaling, KB, Kohlenberg, RJ, Addis, ME, Gallop, R, McGlinchey, JB, Markley, DK, Gollan, JK, Atkins, DC, Dunner, DL and Jacobson, NS (2006) Randomized trial of behavioral activation, cognitive therapy, and antidepressant medication in the acute treatment of adults with major depression. Journal of Consulting and Clinical Psychology 74, 658–670.
Dozois, DJ, Dobson, KS and Ahnberg, JL (1998) A psychometric evaluation of the Beck Depression Inventory-II. Psychological Assessment 10, 83–89.10.1037/1040-35188.8.131.52
Dozois, DJ, Bieling, PJ, Patelis-Siotis, I, Hoar, L, Chudzik, S, McCabe, K and Westra, HA (2009) Changes in self-schema structure in cognitive therapy for major depressive disorder: a randomized clinical trial. Journal of Consulting and Clinical Psychology 77, 1078–1088.10.1037/a0016886
Elkin, I, Shea, MT, Watkins, JT, Imber, SD, Sotsky, SM, Collins, JF, Glass, DR, Pilkonis, PA, Leber, WR, Docherty, JP, Fiester, SJ and Parloff, MB. (1989) National Institute of Mental Health treatment of depression collaborative research program. General effectiveness of treatments. Archives of General Psychiatry 46, 971–982, .
Furukawa, TA, Shear, MK, Barlow, DH, Gorman, JM, Woods, SW, Money, R, Etschel, E, Engel, RR and Leucht, S (2009) Evidence-based guidelines for interpretation of the Panic Disorder Severity Scale. Depression and Anxiety 26, 922–929.
Furukawa, TA, Weitz, ES, Tanaka, S, Hollon, SD, Hofmann, SG, Andersson, G, Twisk, J, DeRubeis, RJ, Dimidjian, S, Hegerl, U, Mergl, R, Jarrett, RB, Vittengl, JR, Watanabe, N and Cuijpers, P (2017) Initial severity of depression and efficacy of cognitive-behavioural therapy: individual-participant data meta-analysis of pill-placebo-controlled trials. British Journal of Psychiatry 210, 190–196.10.1192/bjp.bp.116.187773
Furukawa, TA, Efthimiou, O, Weitz, ES, Cipriani, A, Keller, MB, Kocsis, JH, Klein, DN, Michalak, J, Salanti, G, Cuijpers, P and Schramm, E (2018) Cognitive-Behavioral Analysis System of Psychotherapy, drug, or their combination for persistent depressive disorder: personalizing the treatment choice using individual participant data network metaregression. Psychotherapy and Psychosomatics 87, 140–153.
Hamilton, M (1960) A rating scale for depression. Journal of Neurology, Neurosurgery and Psychiatry 23, 56–62.
Hegerl, U, Hautzinger, M, Mergl, R, Kohnen, R, Schutze, M, Scheunemann, W, Allgaier, AK, Coyne, J and Henkel, V (2010) Effects of pharmacotherapy and psychotherapy in depressed primary-care patients: a randomized, controlled trial including a patients’ choice arm. The International Journal of Neuropsychopharmacology 13, 31–44.
Hollon, SD, DeRubeis, RJ, Evans, MD, Wiemer, MJ, Garvey, MJ, Grove, WM and Tuason, VB (1992) Cognitive therapy and pharmacotherapy for depression. Singly and in combination. Archives of General Psychiatry 49, 774–781.10.1001/archpsyc.1992.01820100018004
Jarrett, RB, Schaffer, M, McIntire, D, Witt-Browder, A, Kraft, D and Risser, RC (1999) Treatment of atypical depression with cognitive therapy or phenelzine: a double-blind, placebo-controlled trial. Archives of General Psychiatry 56, 431–437.10.1001/archpsyc.56.5.431
Karyotaki, E, Riper, H, Twisk, J, Hoogendoorn, A, Kleiboer, A, Mira, A, Mackinnon, A, Meyer, B, Botella, C, Littlewood, E, Andersson, G, Christensen, H, Klein, JP, Schroder, J, Breton-Lopez, J, Scheider, J, Griffiths, K, Farrer, L, Huibers, MJ, Phillips, R, Gilbody, S, Moritz, S, Berger, T, Pop, V, Spek, V and Cuijpers, P (2017) Efficacy of self-guided internet-based cognitive behavioral therapy in the treatment of depressive symptoms: a meta-analysis of individual participant data. JAMA Psychiatry 74, 351–359.10.1001/jamapsychiatry.2017.0044
Kolen, MJ and Brennan, RL (1995) Test Equating: Methods and Practices. New York: Springer.10.1007/978-1-4757-2412-7
Kroenke, K, Spitzer, RL and Williams, JB (2001) The PHQ-9: validity of a brief depression severity measure. Journal of General Internal Medicine 16, 606–613.10.1046/j.1525-1497.2001.016009606.x
Lesperance, F, Frasure-Smith, N, Koszycki, D, Laliberte, MA, van Zyl, LT, Baker, B, Swenson, JR, Ghatavi, K, Abramson, BL, Dorian, P, Guertin, MC and Investigators, C (2007) Effects of citalopram and interpersonal psychotherapy on depression in patients with coronary artery disease: the Canadian cardiac randomized evaluation of antidepressant and psychotherapy efficacy (CREATE) trial. JAMA 297, 367–379.
Leucht, S, Kane, JM, Kissling, W, Hamann, J, Etschel, E and Engel, RR (2005) What does the PANSS mean? Schizophrenia Research 79, 231–238.
Leucht, S, Kane, JM, Etschel, E, Kissling, W, Hamann, J and Engel, RR (2006) Linking the PANSS, BPRS, and CGI: clinical implications. Neuropsychopharmacology 31, 2318–2325.
Leucht, S, Fennema, H, Engel, R, Kaspers-Janssen, M, Lepping, P and Szegedi, A (2013a) What does the HAMD mean? Journal of Affective Disorders 148, 243–248.
Leucht, S, Rothe, P, Davis, JM and Engel, RR (2013b) Equipercentile linking of the BPRS and the PANSS. European Neuropsychopharmacology 23, 956–959.
Leucht, S, Fennema, H, Engel, RR, Kaspers-Janssen, M, Lepping, P and Szegedi, A (2016) What does MADRS mean? Equipercentile linking with the CGI using a company database of mirtazapine studies. Journal of Affective Disorders 210, 287–293.
Leucht, S, Fennema, H, Engel, RR, Kaspers-Janssen, M and Szegedi, A (2018) Translating the HAM-D into the MADRS and vice versa with equipercentile linking. Journal of Affective Disorders 226, 326–331.
Levine, SZ and Leucht, S (2013) Identifying clinically meaningful symptom response cut-off values on the SANS in predominant negative symptoms. Schizophrenia Research 145, 125–127.
Linn, RL (1993) Linking results of distinct assessments. Applied Measurements in Education 6, 83–102.
McBride, C, Segal, Z, Kennedy, S and Gemar, M (2007) Changes in autobiographical memory specificity following cognitive behavior therapy and pharmacotherapy for major depression. Psychopathology 40, 147–152.
Mohr, DC, Boudewyn, AC, Goodkin, DE, Bostrom, A and Epstein, L (2001) Comparative outcomes for individual cognitive-behavior therapy, supportive-expressive group psychotherapy, and sertraline for the treatment of depression in multiple sclerosis. Journal of Consulting and Clinical Psychology 69, 942–949.
Montgomery, SA and Asberg, M (1979) A new depression scale designed to be sensitive to change. British Journal of Psychiatry 134, 382–389.10.1192/bjp.134.4.382
Murphy, GE, Simons, AD, Wetzel, RD and Lustman, PJ (1984) Cognitive therapy and pharmacotherapy. Singly and together in the treatment of depression. Archives of General Psychiatry 41, 33–41.10.1001/archpsyc.1984.01790120037006
Petkova, E, Quitkin, FM, McGrath, PJ, Stewart, JW and Klein, DF (2000) A method to quantify rater bias in antidepressant trials. Neuropsychopharmacology 22, 559–565.10.1016/S0893-133X(99)00154-2
Quilty, LC, Dozois, DJ, Lobo, DS, Ravindran, LN and Bagby, RM (2014) Cognitive structure and processing during cognitive behavioral therapy vs. pharmacotherapy for depression. International Journal of Cognitive Therapy 7, 235–250.10.1521/ijct.2014.7.3.235
Reynolds, CF 3rd, Miller, MD, Pasternak, RE, Frank, E, Perel, JM, Cornes, C, Houck, PR, Mazumdar, S, Dew, MA and Kupfer, DJ (1999) Treatment of bereavement-related major depressive episodes in later life: a controlled study of acute and continuation treatment with nortriptyline and interpersonal psychotherapy. American Journal of Psychiatry 156, 202–208.
Rush, AJ, Beck, AT, Kovacs, M and Hollon, S (1977) Comparative efficacy of cognitive therapy and pharmacotherapy in the treatment of depressed outpatients. Cognitive Therapy and Research 1, 17–37.
Rush, AJ, Trivedi, MH, Ibrahim, HM, Carmody, TJ, Arnow, B, Klein, DN, Markowitz, JC, Ninan, PT, Kornstein, S, Manber, R, Thase, ME, Kocsis, JH and Keller, MB (2003) The 16-Item Quick Inventory of Depressive Symptomatology (QIDS), clinician rating (QIDS-C), and self-report (QIDS-SR): a psychometric evaluation in patients with chronic major depression. Biological Psychiatry 54, 573–583.
Samara, MT, Engel, RR, Millier, A, Kandenwein, J, Toumi, M and Leucht, S (2014) Equipercentile linking of scales measuring functioning and symptoms: examining the GAF, SOFAS, CGI-S, and PANSS. European Neuropsychopharmacology 24, 1767–1772.
Targum, SD, Wedel, PC, Robinson, J, Daniel, DG, Busner, J, Bleicher, LS, Rauh, P and Barlow, C (2013) A comparative analysis between site-based and centralized ratings and patient self-ratings in a clinical trial of major depressive disorder. Journal of Psychiatric Research 47, 944–954.
Trajkovic, G, Starcevic, V, Latas, M, Lestarevic, M, Ille, T, Bukumiric, Z and Marinkovic, J (2011) Reliability of the Hamilton Rating Scale for Depression: a meta-analysis over a period of 49 years. Psychiatry Research 189, 1–9.
Weitz, E, Kleiboer, A, van Straten, A, Hollon, SD and Cuijpers, P (2017) Individual patient data meta-analysis of combined treatments versus psychotherapy (with or without pill placebo), pharmacotherapy or pill placebo for adult depression: a protocol. BMJ Open 7, e013478.
Williams, JB, Kobak, KA, Bech, P, Engelhardt, N, Evans, K, Lipsitz, J, Olin, J, Pearson, J and Kalali, A (2008) The GRID-HAMD: standardization of the Hamilton Depression Rating Scale. International Clinical Psychopharmacology 23, 120–129.