Sales C, Faísca L, Ashworth M, Ayis S. The psychometric properties of PSYCHLOPS, an individualised patient-reported outcome measure of personal distress. J Clin Psych 2023;79:622-640. https://doi.org/10.1002/jclp.23278
Sales C, Ashworth M, Ayis S, Barkham M, Edbrook-Childs J, Faísca L, Jacob J, Xu D, Cooper M. Idiographic Patient Reported Outcome Measures (I-PROMs) for routine outcome measurement in psychological therapies: position paper. J Clin Psychol 2023;79: 596-621. http://doi.org/10.1002/jclp.23319
Harper Shehadeh M, et al. Using a person-generated mental health outcome measure in large clinical trials in Kenya and Pakistan: self-perceived problem responses in diverse communities. Transcultural Psychiatry, 2019. DOI: 10.1177/1363461519854831.
Godfrey, E, Aubrey, M, Crockford, S, Haythorne, D, Kordowicz, M., Ashworth M. The development and testing of PSYCHLOPS Kids: a new child-centred outcome measure. Child and Adolescent Mental Health, 2018.https://doi.org/10.1111/camh.12271
Kordowicz M, Czachowski S, Schofield P, Ashworth M. PSYCHLOPS in Polish primary care: how do clients conceptualise their problems on a patient-generated outcome measure. Heliyon 2019;5:e02209. https://doi.org/10.1016/j.heliyon.2019.e02209
Sales C, Neves I, Alves P, Ashworth M. Capturing and missing the patient's story through outcome measures: a thematic comparison of patient-generated items in PSYCHLOPS with CORE-OM and PHQ-9. Health Expectations 2018;21:615-619. https://doi.org/10.1111/hex.12652
Alves P, Sales C, Ashworth M. Does substance misuse treatment outcome assessment reflect the personal concerns of patients? A scoping review of measures recommended in Europe. Drug and Alcohol Dependence, 2017;179:299-308.
Alves P, Sales C, Ashworth M, Faísca L. "There are things I want to say but you don't ask": a thematic comparison between standardised and individualised outcome measures in substance misuse treatment. Submitted to J Subs Abuse Treatment, Nov 2016.
Sales C, Alves P. Patient-centered assessment in psychotherapy: A review of individualized tools. Clinical Psychology: Science and Practice 2016;23:265-283. DOI: 10.1111/cpsp.12162
Alves P, Sales C, Ashworth M. “It is not just about the alcohol”: service users’ views about individualised and standardised clinical assessment in a therapeutic community. Substance Abuse Treatment, Prevention and Policy 2016;11:25. DOI: 10.1186/s13011-016-0070-5.
Alves P, Sales M, Ashworth M. Personalising the evaluation of substance misuse treatment: A new approach to outcome measurement. Int J Drug Policy 2014. doi: 10.1016/j.drugpo.2014.11.014.
Lawton R, Ashworth M, Seed P, Kordowicz M, Schofield P. Using a patient generated measure to explore problems in patients with Coronary Heart Disease. Br J Gen Prac 2014 e354-e363. doi:10.3399/bjgp14X680137
Alves P, Sales M, Ashworth M. Enhancing the patient involvement in outcomes: a study protocol of personalised outcome measurement in the treatment of substance misuse. BMC Psychiatry 2013;13:337. doi:10.1186/1471-244X-13-337
Hedinsson H, Kristjansdottir H, Olason D, Sigurdsson JF. A validation and replication study of the patient-generated measure 'PSYCHLOPS' (Psychological Outcome Profiles) on an Icelandic clinical population. European Journal of Psychological Assessment 2013; doi:10.1027/1015-5759/a000136.
Ashworth M, Kordowicz M, Schofield S. ‘PSYCHLOPS’ (Psychological Outcome Profiles): an outcome measure. Integrating Science and Practice 2012;2:36-39.
Davy Z, Quinn, C, Togher F, Wilson H, Siriwardena AN. Investigating qualitative and quantitative validity of PSYCHLOPS: a novel Patient Reported Outcome Measure in a pilot study of primary care management of insomnia. Int J Pers Cent Med 2012;2:845-852.
Sales C, Alves P. Individualised patient progress systems: why we need to move towards a personalised evaluation of psychological treatments. Canadian Psychology 2012;53:115-121.
Kelly V, Holttum S, Evans C, Shepherd M. A discourse analysis of power in relation to PSYCHLOPS (Psychological outcome profiles) in the context of CBT for psychosis. Counselling and Psychotherapy Res 2012;1-10, iFirst article. doi:10.1080/14733145.2012.672439
Hedinsson H, Kristjansdottir H, Olason D, Sigurdsson JF. A validation and replication study of the patient-generated measure 'PSYCHLOPS' (Psychological Outcome Profiles) on an Icelandic clinical population. European Journal of Psychological Assessment 2011; doi:10.1027/1015-5759/a000136.
Czachowski S, Seed P, Schofield P, Ashworth M. Measuring psychological change during brief cognitive behaviour therapy in primary care: a Polish study using PSYCHLOPS. PLoS ONE 2011;6(12): e27378.
Evans C, Ashworth M, Peters M. Are problems prevalent and stable in non-clinical populations? Problems and test-retest stability of a patient-generated measure, ‘PSYCHLOPS’ (Psychological Outcome Profiles), in a non-clinical student sample. British Journal of Guidance and Counselling 2010;38:431-439.
Siriwardena AN, Apekey T, Tilling M, Harrison A, Dyas JV, Middleton HC, Ørner R, Sach T, Dewey M, Qureshi ZM. Effectiveness and cost-effectiveness of an educational intervention for practice teams to deliver problem focused therapy for insomnia: rationale and design of a pilot cluster randomised trial. BMC Fam Pract. 2009;10:9.
Ashworth M, Evans C, Clement S. Measuring psychological outcomes after cognitive behaviour therapy in primary care: a comparison between a new patient-generated measure, ‘PSYCHLOPS’ (Psychological Outcome Profiles) and ‘HADS’ (Hospital Anxiety Depression Scale). Journal of Mental Health 2009;18:169-177.
Bakker IM, Terluin B, van Marwijk HW, van der Windt DA, Rijmen F, van Mechelen W, Stalman WA. A cluster-randomised trial evaluating an intervention for patients with stress-related mental disorders and sick leave in primary care. PLoS Clin Trials 2007;6:e26.
Ashworth M. PSYCHLOPS – a psychometric outcome measure that is finding a niche. Counselling and Psychotherapy Res 2007;7:201-202.
Ashworth M. PSYCHLOPS: a patient-centred outcome measure. Progress in Neurology and Psychiatry 2007;1:37-41.
Ashworth M, Robinson S, Evans C, Shepherd M, Conolly A, Rowlands G. What does an idiographic measure (PSYCHLOPS) tell us about the spectrum of psychological issues and scores on a nomothetic measure (CORE-OM)? Primary Care and Community Psychiatry, 2007;12:7-16.
Verhoef MJ, Vanderheyden LC, Dryden T, Mallory D, Ware MA. Evaluating complementary and alternative medicine interventions: in search of appropriate patient-centred outcome measures. BMC Complement Altern Med 2006;6,38.
Robinson S, Ashworth M, Shepherd M, Evans C. In their own words: a narrative-based classification of clients’ problems on an idiographic outcome measure for talking therapy in primary care. Primary Care Mental Health 2006;4:165-173.
Schreuders B, van Oppen P, van Marwijk HW, Smit JH, Stalman WA. Frequent attenders in general practice: problem solving treatment provided by nurses. BMC Family Practice 2005;6:42.
Ashworth M, Robinson S, Godfrey E, Shepherd M, Evans C, Seed P, Parmentier H, Tylee A. Measuring mental health outcomes in primary care: the psychometric properties of a new patient-generated outcome measure, PSYCHLOPS (Psychological Outcome Profiles). Primary Care Mental Health 2005;3:261-270.
Ashworth M, Robinson S, Godfrey E, Parmentier H, Shepherd M, Christey J, Wright K, Matthews V. The experiences of therapists using a new client-centred psychometric instrument, ‘PSYCHLOPS’ (‘Psychological Outcome Profiles’). Counselling and Psychotherapy Res 2005;5:37-41.
Ashworth M, Shepherd M, Christey J, Matthews V, Wright K, Parmentier H, Robinson S, Godfrey E. A client-centred psychometric instrument: the development of ‘PSYCHLOPS’ (‘Psychological Outcome Profiles’). Counselling and Psychotherapy Res 2004;4:27-33.