Varagunam, M; Hardwick, R; Riley, S; Chadwick, G; Cromwell, DA; Groene, O; (2018) Changes in volume, clinical practice and outcome after reorganisation of oesophago-gastric cancer care in England: A longitudinal observational study. European journal of surgical oncology, 44 (4). pp. 524-531. ISSN 0748-7983 DOI: https://doi.org/10.1016/j.ejso.2018.01.001

Behrendt, K; Groene, O; (2016) Mechanisms and effects of public reporting of surgeon outcomes: A systematic review of the literature. Health policy (Amsterdam, Netherlands). ISSN 0168-8510 DOI: https://doi.org/10.1016/j.healthpol.2016.08.003

Chadwick, G; Riley, S; Hardwick, RH; Crosby, T; Hoare, J; Hanna, G; Greenaway, K; Varagunam, M; Cromwell, DA; Groene, O; (2016) Population-based cohort study of the management and survival of patients with early-stage oesophageal adenocarcinoma in England. The British journal of surgery, 103 (5). pp. 544-552. ISSN 0007-1323 DOI: https://doi.org/10.1002/bjs.10116 Full text not available from this repository.

Pimperl, Alexander; Schulte, Timo; Mühlbacher, Axel; Rosenmöller, Magdalena; Busse, Reinhard; Groene, Oliver; Rodriguez, Hector P; Hildebrandt, Helmut; (2016) Evaluating the Impact of an Accountable Care Organization on Population Health: The Quasi-Experimental Design of the German Gesundes Kinzigtal. Population health management, 20 (3). pp. 239-248. ISSN 1942-7891 DOI: https://doi.org/10.1089/pop.2016.0036

Rotar, AM; Botje, D; Klazinga, NS; Lombarts, KM; Groene, O; Sunol, R; Plochg, T; (2016) The involvement of medical doctors in hospital governance and implications for quality management: a quick scan in 19 and an in depth study in 7 OECD countries. BMC health services research, 16 Sup (Suppl ). 160-. ISSN 1472-6963 DOI: https://doi.org/10.1186/s12913-016-1396-4

Taylor, Angelina; Neuburger, Jenny; Walker, Kate; Cromwell, David; Groene, Oliver; (2016) How is feedback from national clinical audits used? Views from English National Health Service trust audit leads. Journal of health services research & policy, 21 (2). pp. 91-100. ISSN 1355-8196 DOI: https://doi.org/10.1177/1355819615612826

Chadwick, Georgina; Groene, Oliver; Cromwell, David; (2015) Is there nationwide variation in the proportion of oesophago-gastric cancers diagnosed at an early stage? European journal of cancer care, 24. pp. 2-3. ISSN 0961-5423 https://researchonline.lshtm.ac.uk/id/eprint/2221723 Full text not available from this repository.

Chadwick, Georgina; Groene, Oliver; Riley, Stuart; Hardwick, Richard; Crosby, Tom; Hoare, Jonathan; Hanna, George B; Greenaway, Kimberley; Cromwell, David A; (2015) Gastric Cancers Missed During Endoscopy in England. Clinical gastroenterology and hepatology, 13 (7). 1264-1270.e1. ISSN 1542-3565 DOI: https://doi.org/10.1016/j.cgh.2015.01.025 Full text not available from this repository.

Chadwick, Georgina; Groene, Oliver; Taylor, Angelina; Riley, Stuart; Hardwick, Richard H; Crosby, Tom; Greenaway, Kimberley; Cromwell, David A; (2015) Management of Barrett's high-grade dysplasia: initial results from a population-based national audit. Gastrointestinal endoscopy, 83 (4). 736-42.e1. ISSN 0016-5107 DOI: https://doi.org/10.1016/j.gie.2015.08.020 Full text not available from this repository.

Fischer, C; Lingsma, H; Hardwick, R; Cromwell, DA; Steyerberg, E; Groene, O; (2015) Risk adjustment models for short-term outcomes after surgical resection for oesophagogastric cancer. The British journal of surgery, 103 (1). pp. 105-116. ISSN 0007-1323 DOI: https://doi.org/10.1002/bjs.9968

Groene, Oliver; Arah, Onyebuchi A; Klazinga, Niek S; Wagner, Cordula; Bartels, Paul D; Kristensen, Solvejg; Saillour, Florence; Thompson, Andrew; Thompson, Caroline A; Pfaff, Holger; +2 more... DerSarkissian, Maral; Sunol, Rosa; (2015) Patient Experience Shows Little Relationship with Hospital Quality Management Strategies. PloS one, 10 (7). e0131805-. ISSN 1932-6203 DOI: https://doi.org/10.1371/journal.pone.0131805

Groene, Oliver; Crosby, Tom; Hardwick, Richard Henry; Riley, Stuart; Greenaway, Kimberley; Cromwell, David; (2015) A population-based observational study on the factors associated with the completion of palliative chemotherapy among patients with oesophagogastric cancer. BMJ open, 5 (3). e006724-. ISSN 2044-6055 DOI: https://doi.org/10.1136/bmjopen-2014-006724

Groene, Oliver; Sunol, Rosa; (2015) Patient involvement in quality management: rationale and current status. Journal of health organization and management, 29 (5). pp. 556-569. ISSN 1477-7266 DOI: https://doi.org/10.1108/JHOM-07-2014-0122 Full text not available from this repository.

Kringos, Dionne S; Sunol, Rosa; Wagner, Cordula; Mannion, Russell; Michel, Philippe; Klazinga, Niek S; Groene, Oliver; DUQuE Consortium; (2015) The influence of context on the effectiveness of hospital quality improvement strategies: a review of systematic reviews. BMC health services research, 15 (1). 277-. ISSN 1472-6963 DOI: https://doi.org/10.1186/s12913-015-0906-0

Kristensen, Solvejg; Hammer, Antje; Bartels, Paul; Suñol, Rosa; Groene, Oliver; Thompson, Caroline A; Arah, Onyebuchi A; Kutaj-Wasikowska, Halina; Michel, Philippe; Wagner, Cordula; (2015) Quality management and perceptions of teamwork and safety climate in European hospitals. International journal for quality in health care, 27 (6). pp. 499-506. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzv079 Full text not available from this repository.

Sunol, Rosa; Wagner, Cordula; Arah, Onyebuchi A; Kristensen, Solvejg; Pfaff, Holger; Klazinga, Niek; Thompson, Caroline A; Wang, Aolin; DerSarkissian, Maral; Bartels, Paul; +3 more... Michel, Philippe; Groene, Oliver; DUQuE Project Consortium; (2015) Implementation of Departmental Quality Strategies Is Positively Associated with Clinical Practice: Results of a Multicenter Study in 73 Hospitals in 7 European Countries. PloS one, 10 (11). e0141157-. ISSN 1932-6203 DOI: https://doi.org/10.1371/journal.pone.0141157

Taylor, Natalie; Clay-Williams, Robyn; Hogden, Emily; Braithwaite, Jeffrey; Groene, Oliver; (2015) High performing hospitals: a qualitative systematic review of associated factors and practical strategies for improvement. BMC health services research, 15 (1). 244-. ISSN 1472-6963 DOI: https://doi.org/10.1186/s12913-015-0879-z

Taylor, Natalie; Clay-Williams, Robyn; Hogden, Emily; Pye, Victoria; Li, Zhicheng; Groene, Oliver; Suñol, Rosa; Braithwaite, Jeffrey; (2015) Deepening our Understanding of Quality in Australia (DUQuA): a study protocol for a nationwide, multilevel analysis of relationships between hospital quality management systems and patient factors. BMJ open, 5 (12). e010349-. ISSN 2044-6055 DOI: https://doi.org/10.1136/bmjopen-2015-010349

Botje, Daan; Klazinga, NS; Suñol, R; Groene, O; Pfaff, H; Mannion, R; Depaigne-Loth, A; Arah, OA; Dersarkissian, M; Wagner, C; +1 more... DUQuE Project Consortium; (2014) Is having quality as an item on the executive board agenda associated with the implementation of quality management systems in European hospitals: a quantitative analysis. International journal for quality in health care, 26 Sup (Suppl ). pp. 92-99. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzu017

Chadwick, Georgina; Groene, Oliver; Hoare, Jonathan; Hardwick, Richard H; Riley, Stuart; Crosby, Tom D; Hanna, George B; Cromwell, David A; (2014) A population-based, retrospective, cohort study of esophageal cancer missed at endoscopy. Endoscopy, 46 (7). pp. 553-560. ISSN 0013-726X DOI: https://doi.org/10.1055/s-0034-1365646 Full text not available from this repository.

Chadwick, Georgina; Groene, Oliver; Markar, Sheraz R; Hoare, Jonathan; Cromwell, David; Hanna, George B; (2014) Systematic review comparing radiofrequency ablation and complete endoscopic resection in treating dysplastic Barrett's esophagus: a critical assessment of histologic outcomes and adverse events. Gastrointestinal endoscopy, 79 (5). 718-731.e3. ISSN 0016-5107 DOI: https://doi.org/10.1016/j.gie.2013.11.030 Full text not available from this repository.

Groene, O; Kristensen, S; Arah, OA; Thompson, CA; Bartels, P; Sunol, R; Klazinga, N; DUQuE Project Consortium; (2014) Feasibility of using administrative data to compare hospital performance in the EU. International journal for quality in health care, 26 Sup (Suppl ). pp. 108-115. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzu015

Groene, O; Sunol, R; DUQuE Project Consortium; (2014) The investigators reflect: what we have learned from the Deepening our Understanding of Quality Improvement in Europe (DUQuE) study. International journal for quality in health care, 26 Sup (Suppl ). pp. 2-4. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzu024

Groene, Oliver; Chadwick, Georgina; Riley, Stuart; Hardwick, Richard H; Crosby, Tom; Greenaway, Kimberley; Allum, William; Cromwell, David A; (2014) Re-organisation of oesophago-gastric cancer services in England and Wales: a follow-up assessment of progress and remaining challenges. BMC research notes, 7 (1). 24-. ISSN 1756-0500 DOI: https://doi.org/10.1186/1756-0500-7-24

Groene, Oliver; Sunol, Rosa; Klazinga, Niek S; Wang, Aolin; Dersarkissian, Maral; Thompson, Caroline A; Thompson, Andrew; Arah, Onyebuchi A; DUQuE Project Consortium; (2014) Involvement of patients or their representatives in quality management functions in EU hospitals: implementation and impact on patient-centred care strategies. International journal for quality in health care, 26 Sup (Suppl ). pp. 81-91. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzu022

Storm, Marianne; Groene, Oliver; Testad, Ingelin; Dyrstad, Dagrunn N; Heskestad, Randi N; Aase, Karina; (2014) Quality and safety in the transitional care of the elderly (phase 2): the study protocol of a quasi-experimental intervention study for a cross-level educational programme. BMJ open, 4 (7). e005962-. ISSN 2044-6055 DOI: https://doi.org/10.1136/bmjopen-2014-005962

Taylor, Angelina; Groene, Oliver; (2014) European hospital managers' perceptions of patient-centred care. J Health Organ Manag, 29 (6). pp. 711-728. ISSN 1758-7247 DOI: https://doi.org/10.1108/JHOM-11-2013-0261

Groene, Oliver; Botje, Daan; Suñol, Rosa; Lopez, Maria Andrée; Wagner, Cordula; (2013) A systematic review of instruments that assess the implementation of hospital quality management systems. International journal for quality in health care, 25 (5). pp. 525-541. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzt058 Full text not available from this repository.

Walker, Kate; Neuburger, Jenny; Groene, Oliver; Cromwell, David A; van der Meulen, Jan; (2013) Public reporting of surgeon outcomes: low numbers of procedures lead to false complacency. Lancet, 382 (9905). pp. 1674-1677. ISSN 0140-6736 DOI: https://doi.org/10.1016/S0140-6736(13)61491-9 Full text not available from this repository.

Groene, O; Hardwick, R; Riley, S; Crosby, T; Greenaway, K; Cromwell, D; (2012) COMPLETION RATES OF PALLIATIVE CHEMOTHERAPY ARE LOW IN PATIENTS WITH OESOPHAGO-GASTRIC CANCER: RESULTS FROM A NATIONAL AUDIT. [Conference or Workshop Item] https://researchonline.lshtm.ac.uk/id/eprint/251156 Full text not available from this repository.

Groene, Oliver; (2012) Patient and public involvement in developing patient-reported outcome measures: indispensable, desirable, challenging. The patient, 5 (2). pp. 75-77. ISSN 1178-1653 DOI: https://doi.org/10.2165/11597370-000000000-00000 Full text not available from this repository.

Groene, Raluca Oana; Orrego, Carola; Suñol, Rosa; Barach, Paul; Groene, Oliver; (2012) "It's like two worlds apart": an analysis of vulnerable patient handover practices at discharge from hospital. BMJ quality & safety, 21 Sup (Suppl_). i67-i75. ISSN 2044-5415 DOI: https://doi.org/10.1136/bmjqs-2012-001174

Stoyanov, Slavi; Boshuizen, Henny; Groene, Oliver; van der Klink, Marcel; Kicken, Wendy; Drachsler, Hendrik; Barach, Paul; (2012) Mapping and assessing clinical handover training interventions. BMJ quality & safety, 21 Sup (Suppl). i50-i57. ISSN 2044-5415 DOI: https://doi.org/10.1136/bmjqs-2012-001169

Groene, Oliver; (2011) Patient centredness and quality improvement efforts in hospitals: rationale, measurement, implementation. International journal for quality in health care, 23 (5). pp. 531-537. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzr058 Full text not available from this repository.

Groene, Oliver; Mora, Nuria; Thompson, Andrew; Saez, Mercedes; Casas, Mercè; Suñol, Rosa; (2011) Is the maturity of hospitals' quality improvement systems associated with measures of quality and patient safety? BMC health services research, 11 (1). 344-. ISSN 1472-6963 DOI: https://doi.org/10.1186/1472-6963-11-344

Groene, Oliver; Alonso, Jordi; Klazinga, Niek; (2010) Development and validation of the WHO self-assessment tool for health promotion in hospitals: results of a study in 38 hospitals in eight countries. Health promotion international, 25 (2). pp. 221-229. ISSN 0957-4824 DOI: https://doi.org/10.1093/heapro/daq013 Full text not available from this repository.

Groene, Oliver; Klazinga, Niek; Wagner, Cordula; Arah, Onyebuchi A; Thompson, Andrew; Bruneau, Charles; Suñol, Rosa; Deepening our Understanding of Quality Improvement in Europe Res; (2010) Investigating organizational quality improvement systems, patient empowerment, organizational culture, professional involvement and the quality of care in European hospitals: the 'Deepening our Understanding of Quality Improvement in Europe (DUQuE)' project. BMC health services research, 10 (1). 281-. ISSN 1472-6963 DOI: https://doi.org/10.1186/1472-6963-10-281

Groene, Oliver; Suñol, Rosa; (2010) Factors associated with the implementation of quality and safety requirements for cross-border care in acute myocardial infarction: Results from 315 hospitals in four countries. Health policy (Amsterdam, Netherlands), 98 (2-3). pp. 107-113. ISSN 0168-8510 DOI: https://doi.org/10.1016/j.healthpol.2010.05.011 Full text not available from this repository.

Hilarion, Pilar; Groene, Oliver; Colom, Joan; Lopez, Rosa M; Suñol, Rosa; (2010) Results of a sector-wide quality improvement initiative for substance-abuse care: an uncontrolled before-after study in Catalonia, Spain. Substance abuse treatment, prevention, and policy, 5 (1). 26-. ISSN 1747-597X DOI: https://doi.org/10.1186/1747-597X-5-26

Shaw, Charles; Groene, Oliver; Mora, Nuria; Sunol, Rosa; (2010) Accreditation and ISO certification: do they explain differences in quality management in European hospitals? International journal for quality in health care, 22 (6). pp. 445-451. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzq054 Full text not available from this repository.

Groene, O; Klazinga, N; Walshe, K; Cucic, C; Shaw, CD; Suñol, R; (2009) Learning from MARQuIS: future direction of quality and safety in hospital care in the European Union. Quality & safety in health care, 18 Sup (Suppl_). i69-i74. ISSN 1475-3898 DOI: https://doi.org/10.1136/qshc.2008.029447

Groene, O; Lombarts, MJMH; Klazinga, N; Alonso, J; Thompson, A; Suñol, R; (2009) Is patient-centredness in European hospitals related to existing quality improvement strategies? Analysis of a cross-sectional survey (MARQuIS study). Quality & safety in health care, 18 Sup (Suppl_). i44-i50. ISSN 1475-3898 DOI: https://doi.org/10.1136/qshc.2008.029397

Groene, O; Poletti, P; Vallejo, P; Cucic, C; Klazinga, N; Suñol, R; (2009) Quality requirements for cross-border care in Europe: a qualitative study of patients', professionals' and healthcare financiers' views. Quality & safety in health care, 18 Sup (Suppl_). i15-i21. ISSN 1475-3898 DOI: https://doi.org/10.1136/qshc.2008.028837

Groene, Oliver; Brandt, Elimer; Schmidt, Werner; Moeller, Johannes; (2009) The Balanced Scorecard of acute settings: development process, definition of 20 strategic objectives and implementation. International journal for quality in health care, 21 (4). pp. 259-271. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzp024 Full text not available from this repository.

Hilarion, Pilar; Suñol, Rosa; Groene, Oliver; Vallejo, Paula; Herrera, Elisabeth; Saura, Rosa Maria; (2009) Making performance indicators work: the experience of using consensus indicators for external assessment of health and social services at regional level in Spain. Health policy (Amsterdam, Netherlands), 90 (1). pp. 94-103. ISSN 0168-8510 DOI: https://doi.org/10.1016/j.healthpol.2008.08.002 Full text not available from this repository.

Suñol, R; Vallejo, P; Groene, O; Escaramis, G; Thompson, A; Kutryba, B; Garel, P; (2009) Implementation of patient safety strategies in European hospitals. Quality & safety in health care, 18 Sup (Suppl_). i57-i61. ISSN 1475-3898 DOI: https://doi.org/10.1136/qshc.2008.029413

Groene, Oliver; Klazinga, Niek; Kazandjian, Vahé; Lombrail, Pierre; Bartels, Paul; (2008) The World Health Organization Performance Assessment Tool for Quality Improvement in Hospitals (PATH): an analysis of the pilot implementation in 37 hospitals. International journal for quality in health care, 20 (3). pp. 155-161. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzn010 Full text not available from this repository.

Groene, Oliver; Skau, Jutta KH; Frølich, Anne; (2008) An international review of projects on hospital performance assessment. International journal for quality in health care, 20 (3). pp. 162-171. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzn008 Full text not available from this repository.

Põlluste, Kaja; Alop, Jane; Groene, Oliver; Härm, Tiiu; Merisalu, Eda; Suurorg, Lagle; (2007) Health-promoting hospitals in Estonia: what are they doing differently? Health promotion international, 22 (4). pp. 327-336. ISSN 0957-4824 DOI: https://doi.org/10.1093/heapro/dam032 Full text not available from this repository.

Tønnesen, Hanne; Christensen, Mette E; Groene, Oliver; O'Riordan, Ann; Simonelli, Fabrizio; Suurorg, Lagle; Morris, Denise; Vibe, Peder; Himel, Susan; Hansen, Poul Erik; (2007) An evaluation of a model for the systematic documentation of hospital based health promotion activities: results from a multicentre study. BMC health services research, 7 (1). 145-. ISSN 1472-6963 DOI: https://doi.org/10.1186/1472-6963-7-145

Groene, Oliver; Branda, Luis A; (2006) Improving the performance of the health service delivery system? Lessons from the Towards Unity for Health projects. Education for health (Abingdon, England), 19 (3). pp. 298-307. ISSN 1357-6283 DOI: https://doi.org/10.1080/13576280600937861 Full text not available from this repository.

Groene, O; (2005) Evaluating the progress of the health promoting hospitals initiative? A WHO perspective. Commentary on: Whitehead, D. (2004) The European Health Promoting Hospitals (HPH) project: how far on? Health Promotion International, 19, 259-267. Health promotion international, 20 (2). pp. 205-207. ISSN 0957-4824 DOI: https://doi.org/10.1093/heapro/dah613 Full text not available from this repository.

Groene, O; Jorgensen, SJ; Fugleholm, AM; Møller, L; Garcia-Barbero, M; (2005) Standards for health promotion in hospitals: development and pilot test in nine European countries. International journal of health care quality assurance incorporating Leadership in health services, 18 (4-5). pp. 300-307. ISSN 1366-0756 DOI: https://doi.org/10.1108/09526860510602569 Full text not available from this repository.

Groene, Oliver; Jorgensen, Svend Juul; (2005) Health promotion in hospitals--a strategy to improve quality in health care. European journal of public health, 15 (1). pp. 6-8. ISSN 1101-1262 DOI: https://doi.org/10.1093/eurpub/cki100 Full text not available from this repository.