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A. Tsiachristas · SciRah

Researcher profile · Semantic Scholar

A. Tsiachristas

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A. Tsiachristas — researcher profile on SciRah

h-index: 32
Works: 191
Citations: 4,519

Most-cited papers

Systematic Literature
P. Góngora-Salazar, S. Rocks, P. Fahr, O. Rivero-Arias +1 more
2022287 citations
Semantic Scholar
The SELFIE framework for integrated care for multi-morbidity: Development and description.
F. Leijten, V. Struckmann, E. van Ginneken, T. Czypionka +8 more
2018Health Policy223 citations Open access
Semantic Scholar
Inflammatory risk and cardiovascular events in patients without obstructive coronary artery disease (The Oxford Risk Factors And Non-invasive imaging study): A multicentre, longitudinal cohort study
Kenneth Chan, Elizabeth Wahome, A. Tsiachristas, A. Antonopoulos +37 more
2024The Lancet194 citations Open access
Semantic Scholar
Cost and effects of integrated care: a systematic literature review and meta-analysis
S. Rocks, Daniela Berntson, A. Gil-Salmerón, Mudathira Kadu +3 more
2020European Journal of Health Economics186 citations Open access
Semantic Scholar
Suicide following presentation to hospital for non-fatal self-harm in the Multicentre Study of Self-harm: a long-term follow-up study.
G. Geulayov, D. Casey, L. Bale, F. Brand +7 more
2019Lancet psychiatry168 citations Open access
Semantic Scholar
Towards incentivising integration: A typology of payments for integrated care.
J. Stokes, V. Struckmann, S. Kristensen, S. Fuchs +4 more
2018Health Policy81 citations Open access
Semantic Scholar
The Use of Multi-Criteria Decision Analysis (MCDA) to Support Decision-Making in Healthcare: an Updated Systematic Literature Review.
P. Góngora-Salazar, M. Obadha, S. Rocks, P. Fahr +2 more
2022Value in Health68 citations Open access
Semantic Scholar
The economic impact of violence perpetration in severe mental illness: a retrospective, prevalence-based analysis in England and Wales
Morwenna Senior, S. Fazel, A. Tsiachristas
2020Lancet Public Health50 citations Open access
Semantic Scholar
Real-world performance and accuracy of stress echocardiography: the EVAREST observational multi-centre study
W. Woodward, C. Dockerill, A. Mccourt, R. Upton +40 more
2021European Heart Journal-Cardiovascular Imaging47 citations Open access
Semantic Scholar
Therapist-assisted online psychological therapies differing in trauma focus for post-traumatic stress disorder (STOP-PTSD): a UK-based, single-blind, randomised controlled trial
A. Ehlers, J. Wild, Emma Warnock-Parkes, Nick Grey +10 more
2023Lancet psychiatry45 citations Open access
Semantic Scholar
Financing and Reimbursement Models for Personalised Medicine: A Systematic Review to Identify Current Models and Future Options
Rositsa Koleva-Kolarova, J. Buchanan, H. Vellekoop, S. Huygens +7 more
2022Applied Health Economics and Health Policy44 citations Open access
Semantic Scholar
Guidance for the Harmonisation and Improvement of Economic Evaluations of Personalised Medicine
H. Vellekoop, S. Huygens, M. Versteegh, L. Szilberhorn +6 more
2021PharmacoEconomics (Auckland)44 citations Open access
Semantic Scholar
Incidence and general hospital costs of self-harm across England: estimates based on the multicentre study of self-harm
A. Tsiachristas, G. Geulayov, D. Casey, J. Ness +6 more
2020Epidemiology and Psychiatric Sciences41 citations Open access
Semantic Scholar
The Net Benefit of Personalized Medicine: A Systematic Literature Review and Regression Analysis.
H. Vellekoop, M. Versteegh, S. Huygens, Isaac Corro Ramos +7 more
2022Value in Health35 citations Open access
Semantic Scholar
Bundled payments for chronic diseases increased health care expenditure in the Netherlands, especially for multimorbid patients.
M. Karimi, A. Tsiachristas, W. Looman, J. Stokes +2 more
2021Health Policy28 citations Open access
Semantic Scholar
Hospital at Home admission avoidance with comprehensive geriatric assessment to maintain living at home for people aged 65 years and over: a RCT
S. Shepperd, Andrea Cradduck-Bamford, Christopher C. Butler, G. Ellis +16 more
2022Health and Social Care Delivery Research23 citations Open access
Semantic Scholar
Introducing a single point of access (SPA) to child and adolescent mental health services in England: a mixed-methods observational study
S. Rocks, M. Glogowska, M. Stepney, A. Tsiachristas +1 more
2020BMC Health Services Research22 citations Open access
Semantic Scholar
Challenges and solutions to system-wide use of precision oncology as the standard of care paradigm
N. Lajmi, Sofia Alves-Vasconcelos, A. Tsiachristas, A. Haworth +14 more
2024Cambridge Prisms: Precision Medicine21 citations Open access
Semantic Scholar
Commissioning [Integrated] Care in England: An Analysis of the Current Decision Context
P. Góngora-Salazar, M. Glogowska, R. Fitzpatrick, R. Perera +1 more
2022International Journal of Integrated Care21 citations Open access
Semantic Scholar
A randomised controlled trial of therapist-assisted online psychological therapies for posttraumatic stress disorder (STOP-PTSD): trial protocol
A. Ehlers, J. Wild, Emma Warnock-Parkes, Nick Grey +8 more
2020Trials20 citations Open access
Semantic Scholar
Comprehensive Geriatric Assessment in hospital and hospital-at-home settings: a mixed-methods study
Michael P. Gardner, S. Shepperd, M. Godfrey, Petra Mäkelä +7 more
2019Health Services and Delivery Research20 citations Open access
Semantic Scholar
Heterogeneity in preferences for outcomes of integrated care for persons with multiple chronic diseases: a latent class analysis of a discrete choice experiment
Maaike Hoedemakers, M. Karimi, M. Jonker, A. Tsiachristas +1 more
2022Quality of Life Research19 citations Open access
Semantic Scholar
Cost-effectiveness of implementing a suicide prediction tool (OxMIS) in severe mental illness: Economic modeling study
Stella Botchway, A. Tsiachristas, Jack Pollard, S. Fazel
2022European psychiatry16 citations Open access
Semantic Scholar
Is comprehensive geriatric assessment hospital at home a cost-effective alternative to hospital admission for older people?
Surya Singh, A. Gray, S. Shepperd, D. Stott +8 more
2021Age and Ageing16 citations Open access
Semantic Scholar
Should I stay or should I go? A retrospective propensity score-matched analysis using administrative data of hospital-at-home for older people in Scotland
A. Tsiachristas, G. Ellis, S. Buchanan, P. Langhorne +2 more
2019BMJ Open16 citations Open access
Semantic Scholar
Impact of transforming mental health services for young people in England on patient access, resource use and health: a quasi-experimental study
S. Rocks, M. Fazel, A. Tsiachristas
2020BMJ Open15 citations Open access
Semantic Scholar
Treating sleep problems in young people at ultra-high-risk of psychosis: study protocol for a single-blind parallel group randomised controlled feasibility trial (SleepWell)
F. Waite, T. Kabir, L. Johns, J. Mollison +5 more
2020BMJ Open14 citations Open access
Semantic Scholar
Impact of achieving primary care targets in type 2 diabetes on health outcomes and healthcare costs
Mi-Jun Keng, A. Tsiachristas, J. Leal, A. Gray +1 more
2019Diabetes, obesity and metabolism14 citations Open access
Semantic Scholar
Methodological Quality of Economic Evaluations in Integrated Care: Evidence from a Systematic Review
Mudathira Kadu, Nieves Ehrenberg, V. Stein, A. Tsiachristas
2019International Journal of Integrated Care14 citations Open access
Semantic Scholar
Cost-Effectiveness Analysis of Treating Patients With NTRK-Positive Cancer With the Histology-Independent Therapy Entrectinib.
S. Huygens, H. Vellekoop, M. Versteegh, Irene Santi +7 more
2022Value in Health13 citations Open access
Semantic Scholar
How does reorganisation in child and adolescent mental health services affect access to services? An observational study of two services in England
M. Fazel, S. Rocks, M. Glogowska, M. Stepney +1 more
2021PLoS ONE13 citations Open access
Semantic Scholar
Economic Evaluation of New Models of Care: Does the Decision Change Between Cost-Utility Analysis and Multi-Criteria Decision Analysis?
Esther H. A. van den Bogaart, M. Kroese, M. Spreeuwenberg, D. Ruwaard +1 more
2020Value in Health13 citations Open access
Semantic Scholar
Assessing the relationship between coverage of essential health services and poverty levels in low- and middle-income countries
Stefanny Guerra, Laurence S. J. Roope, A. Tsiachristas
2024Health Policy and Planning11 citations Open access
Semantic Scholar
Value-based person-centred integrated care for frail elderly living at home: a quasi-experimental evaluation using multicriteria decision analysis
Maaike Hoedemakers, M. Karimi, F. Leijten, L. Goossens +3 more
2022BMJ Open11 citations Open access
Semantic Scholar
The early impact of the COVID-19 pandemic on patients with severe mental illness: An interrupted time-series study in South-East England
E. Penington, B. Lennox, G. Geulayov, K. Hawton +1 more
2022European psychiatry10 citations Open access
Semantic Scholar
Comparing short-term risk of repeat self-harm after psychosocial assessment of patients who self-harm by psychiatrists or psychiatric nurses in a general hospital: Cohort study.
A. Pitman, A. Tsiachristas, D. Casey, G. Geulayov +3 more
2020Journal of Affective Disorders10 citations Open access
Semantic Scholar
Effective coverage and budget implications of skill-mix change to improve neonatal nursing care: an explorative simulation study in Kenya
A. Tsiachristas, D. Gathara, J. Aluvaala, Timothy Chege +2 more
2019BMJ Global Health10 citations Open access
Semantic Scholar
Critical components of ‘Early Intervention in Psychosis’: a national retrospective cohort study
Ryan Williams, E. Penington, Veenu Gupta, Alan Quirk +8 more
2025British Journal of Psychiatry9 citations Open access
Semantic Scholar
Can upfront DPYD extended variant testing reduce toxicity and associated hospital costs of fluoropyrimidine chemotherapy? A propensity score matched analysis of 2022 UK patients
A. Tsiachristas, G. Vallance, Rositsa Koleva-Kolarova, Harriet B. Taylor +6 more
2022BMC Cancer9 citations Open access
Semantic Scholar
Estimating EQ-5D utilities based on the Short-Form Long Term Conditions Questionnaire (LTCQ-8)
A. Tsiachristas, C. Potter, S. Rocks, M. Peters +9 more
2020Health and Quality of Life Outcomes9 citations Open access
Semantic Scholar
Research priorities for data science and artificial intelligence in global health: an international consensus exercise.
Peige Song, De Jiang, Jia-Li Zhou, Yajie Zhu +63 more
2026Lancet Global Health8 citations Open access
Semantic Scholar
Incorporating Complexity and System Dynamics into Economic Modelling for Mental Health Policy and Planning
Paul Crosland, Deborah A. Marshall, S. H. Hosseini, Nicholas Ho +10 more
2024PharmacoEconomics (Auckland)8 citations Open access
Semantic Scholar
Variation in spend on young mental health across Clinical Commissioning Groups in England: a cross-sectional observational study
S. Rocks, M. Fazel, A. Tsiachristas
2019BMJ Open8 citations Open access
Semantic Scholar
Integrated care in a Beveridge system: experiences from England and Denmark
A. Tsiachristas, K. Vrangbæk, P. Góngora-Salazar, S. Kristensen
2023Health Economics, Policy and Law7 citations Open access
Semantic Scholar
Understanding the Impact of a New Approach to the Safeguarding of Children at Risk: An Evaluation Protocol
Ruta Buivydaite, A. Tsiachristas, Steve Thomas, Hannah Farncombe +3 more
2022International Journal of Integrated Care7 citations Open access
Semantic Scholar
Cost-effectiveness of psychosocial assessment for individuals who present to hospital following self-harm in England: A model-based retrospective analysis
D. McDaid, A. Park, A. Tsiachristas, F. Brand +7 more
2021European psychiatry7 citations Open access
Semantic Scholar
An appraisal of patient-level health economic models of severe mental illness: A systematic review
J. Altunkaya, Jung-Seok Lee, A. Tsiachristas, F. Waite +2 more
2021British Journal of Psychiatry7 citations Open access
Semantic Scholar
Cost-effectiveness of extended DPYD testing before fluoropyrimidine chemotherapy in metastatic breast cancer in the UK.
Rositsa Koleva-Kolarova, H. Vellekoop, S. Huygens, M. Versteegh +6 more
2023Personalized Medicine6 citations Open access
Semantic Scholar
SA1 The Use of Multi-Criteria Decision Analysis (MCDA) to Support Decision-Making in Healthcare: An Updated Systematic Literature Review
P. Góngora, M. Obadha, S. Rocks, P. Fahr +2 more
2022Value in Health6 citations Open access
Semantic Scholar
The WISDOM self‐management intervention: A cost‐effectiveness analysis to support the transformation of type 2 diabetes care in England
Surya Singh, H. Price, K. Fayers, J. Leal +5 more
2022Diabetic Medicine6 citations Open access
Semantic Scholar

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