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. 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. 544-52. ISSN 0007-1323 DOI: https://doi.org/10.1002/bjs.10116 Full text not available from this repository.

Pimperl, A; Schulte, T; Mühlbacher, A; Rosenmöller, M; Busse, R; Groene, O; Rodriguez, HP; Hildebrandt, H; (2016) Evaluating the Impact of an Accountable Care Organization on Population Health: the Quasi-Experimental Design of the German Gesundes Kinzigtal. Population health management. 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. p. 160. ISSN 1472-6963 DOI: https://doi.org/10.1186/s12913-016-1396-4

Taylor, A; Neuburger, J; Walker, K; Cromwell, D; Groene, O; (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, G; Groene, O; Cromwell, D; (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 http://researchonline.lshtm.ac.uk/id/eprint/2221723 Full text not available from this repository.

Chadwick, G; Groene, O; Riley, S; Hardwick, R; Crosby, T; Hoare, J; Hanna, GB; Greenaway, K; Cromwell, DA; (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, G; Groene, O; Taylor, A; Riley, S; Hardwick, RH; Crosby, T; Greenaway, K; Cromwell, DA; (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. 105-16. ISSN 0007-1323 DOI: https://doi.org/10.1002/bjs.9968

Groene, O; Arah, OA; Klazinga, NS; Wagner, C; Bartels, PD; Kristensen, S; Saillour, F; Thompson, A; Thompson, CA; Pfaff, H; +2 more... DerSarkissian, M; Sunol, R; (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, O; Crosby, T; Hardwick, RH; Riley, S; Greenaway, K; Cromwell, D; (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, O; Sunol, R; (2015) Patient involvement in quality management: rationale and current status. Journal of health organization and management, 29 (5). pp. 556-69. ISSN 1477-7266 DOI: https://doi.org/10.1108/JHOM-07-2014-0122 Full text not available from this repository.

Kringos, DS; Sunol, R; Wagner, C; Mannion, R; Michel, P; Klazinga, NS; Groene, O; 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). p. 277. ISSN 1472-6963 DOI: https://doi.org/10.1186/s12913-015-0906-0

Kristensen, S; Hammer, A; Bartels, P; Suñol, R; Groene, O; Thompson, CA; Arah, OA; Kutaj-Wasikowska, H; Michel, P; Wagner, C; (2015) Quality management and perceptions of teamwork and safety climate in European hospitals. International journal for quality in health care. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzv079 Full text not available from this repository.

Sunol, R; Wagner, C; Arah, OA; Kristensen, S; Pfaff, H; Klazinga, N; Thompson, CA; Wang, A; DerSarkissian, M; Bartels, P; +3 more... Michel, P; Groene, O; 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, N; Clay-Williams, R; Hogden, E; Braithwaite, J; Groene, O; (2015) High performing hospitals: a qualitative systematic review of associated factors and practical strategies for improvement. BMC health services research, 15. p. 244. ISSN 1472-6963 DOI: https://doi.org/10.1186/s12913-015-0879-z

Taylor, N; Clay-Williams, R; Hogden, E; Pye, V; Li, Z; Groene, O; Suñol, R; Braithwaite, J; (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, D; Klazinga, NS; Suñol, R; Groene, O; Pfaff, H; Mannion, R; Depaigne-Loth, A; Arah, OA; Dersarkissian, M; Wagner, C; +1 more... on behalf of the 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. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzu017

Chadwick, G; Groene, O; Hoare, J; Hardwick, RH; Riley, S; Crosby, TD; Hanna, GB; Cromwell, DA; (2014) A population-based, retrospective, cohort study of esophageal cancer missed at endoscopy. Endoscopy, 46 (7). pp. 553-60. ISSN 0013-726X DOI: https://doi.org/10.1055/s-0034-1365646 Full text not available from this repository.

Chadwick, G; Groene, O; Markar, SR; Hoare, J; Cromwell, D; Hanna, GB; (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; Chadwick, G; Riley, S; Hardwick, RH; Crosby, T; Greenaway, K; Allum, W; Cromwell, DA; (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). p. 24. ISSN 1756-0500 DOI: https://doi.org/10.1186/1756-0500-7-24

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

Groene, O; Sunol, R; Klazinga, NS; Wang, A; Dersarkissian, M; Thompson, CA; Thompson, A; Arah, OA; on behalf of the 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. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzu022

Groene, O; Sunol, R; on behalf of the 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. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzu024

Secanell, M; Groene, O; Arah, OA; Lopez, MA; Kutryba, B; Pfaff, H; Klazinga, N; Wagner, C; Kristensen, S; Bartels, PD; +7 more... Garel, P; Bruneau, C; Escoval, A; França, M; Mora, N; Suñol, R; on behalf of the DUQuE Project Consortium; (2014) Deepening our understanding of quality improvement in Europe (DUQuE): overview of a study of hospital quality management in seven countries. International journal for quality in health care. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzu025

Shaw, CD; Groene, O; Botje, D; Sunol, R; Kutryba, B; Klazinga, N; Bruneau, C; Hammer, A; Wang, A; Arah, OA; +2 more... Wagner, C; on behalf of the DUQuE Project Consortium; (2014) The effect of certification and accreditation on quality management in 4 clinical services in 73 European hospitals. International journal for quality in health care. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzu023

Storm, M; Groene, O; Testad, I; Dyrstad, DN; Heskestad, RN; Aase, K; (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, A; Groene, O; (2014) European hospital managers' perceptions of patient-centred care. J Health Organ Manag, 29 (6). pp. 711-28. ISSN 1758-7247 DOI: https://doi.org/10.1108/JHOM-11-2013-0261 Item availability may be restricted.

Groene, O; Botje, D; Suñol, R; Lopez, MA; Wagner, C; (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, K; Neuburger, J; Groene, O; Cromwell, DA; van der Meulen, J; (2013) Public reporting of surgeon outcomes: low numbers of procedures lead to false complacency. Lancet, 382 (9905). pp. 1674-7. ISSN 0140-6736 DOI: https://doi.org/10.1016/S0140-6736(13)61491-9 Full text not available from this repository.

Groene, O; (2012) Patient and Public Involvement in Developing Patient-Reported Outcome Measures: Indispensable, Desirable, Challenging. The patient. ISSN 1178-1653 DOI: https://doi.org/10.2165/11597370-000000000-00000 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] http://researchonline.lshtm.ac.uk/id/eprint/251156 Full text not available from this repository.

Groene, RO; Orrego, C; Sunol, R; Barach, P; Groene, O; (2012) "It's like two worlds apart": an analysis of vulnerable patient handover practices at discharge from hospital. BMJ quality & safety, 21. pp. 67-75. ISSN 2044-5415 http://researchonline.lshtm.ac.uk/id/eprint/612353

Stoyanov, S; Boshuizen, H; Groene, O; van der Klink, M; Kicken, W; Drachsler, H; Barach, P; (2012) Mapping and assessing clinical handover training interventions. BMJ quality & safety, 21. pp. 50-57. ISSN 2044-5415 http://researchonline.lshtm.ac.uk/id/eprint/612401

Groene, O; (2011) Patient centredness and quality improvement efforts in hospitals: rationale, measurement, implementation. International journal for quality in health care, 23 (5). pp. 531-7. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzr058 Full text not available from this repository.

Groene, O; Mora, N; Thompson, A; Saez, M; Casas, M; Suñol, R; (2011) Is the maturity of hospitals' quality improvement systems associated with measures of quality and patient safety? BMC health services research, 11. p. 344. ISSN 1472-6963 DOI: https://doi.org/10.1186/1472-6963-11-344

Groene, O; Alonso, J; Klazinga, N; (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. 221-9. ISSN 0957-4824 DOI: https://doi.org/10.1093/heapro/daq013 Full text not available from this repository.

Groene, O; Klazinga, N; Wagner, C; Arah, OA; Thompson, A; Bruneau, C; Suñol, R; 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. p. 281. ISSN 1472-6963 http://www.biomedcentral.com/1472-6963/10/281/abst...

Groene, O; Suñol, R; (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. 107-13. ISSN 0168-8510 DOI: https://doi.org/10.1016/j.healthpol.2010.05.011 Full text not available from this repository.

Hilarion, P; Groene, O; Colom, J; Lopez, RM; Suñol, R; (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. p. 26. ISSN 1747-597X DOI: https://doi.org/10.1186/1747-597X-5-26

Shaw, C; Groene, O; Mora, N; Sunol, R; (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. 445-51. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzq054 Full text not available from this repository.

Groene, O; Brandt, E; Schmidt, W; Moeller, J; (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. 259-71. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzp024 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. i69-74. ISSN 1475-3898 DOI: https://doi.org/10.1136/qshc.2008.029447

Groene, O; Lombarts, MJ; 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. i44-50. 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. i15-21. ISSN 1475-3898 DOI: https://doi.org/10.1136/qshc.2008.028837

Hilarion, P; Suñol, R; Groene, O; Vallejo, P; Herrera, E; Saura, RM; (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. i57-61. ISSN 1475-3898 DOI: https://doi.org/10.1136/qshc.2008.029413

Groene, O; Klazinga, N; Kazandjian, V; Lombrail, P; Bartels, P; (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. 155-61. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzn010 Full text not available from this repository.

Groene, O; Skau, JK; Frølich, A; (2008) An international review of projects on hospital performance assessment. International journal for quality in health care, 20 (3). pp. 162-71. ISSN 1353-4505 DOI: https://doi.org/10.1093/intqhc/mzn008 Full text not available from this repository.

Põlluste, K; Alop, J; Groene, O; Härm, T; Merisalu, E; Suurorg, L; (2007) Health-promoting hospitals in Estonia: what are they doing differently? Health promotion international, 22 (4). pp. 327-36. ISSN 0957-4824 DOI: https://doi.org/10.1093/heapro/dam032 Full text not available from this repository.

Tønnesen, H; Christensen, ME; Groene, O; O'Riordan, A; Simonelli, F; Suurorg, L; Morris, D; Vibe, P; Himel, S; Hansen, PE; (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. p. 145. ISSN 1472-6963 DOI: https://doi.org/10.1186/1472-6963-7-145

Groene, O; Branda, LA; (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. 205-7. ISSN 0957-4824 DOI: https://doi.org/10.1093/heapro/dah613 Full text not available from this repository.

Groene, O; Jorgensen, SJ; (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.

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. 300-7. ISSN 1366-0756 http://researchonline.lshtm.ac.uk/id/eprint/1000 Full text not available from this repository.

Groene, O; Garcia-Barbero, M; WHO European Office for Integrated Health Care Services; (2001) Integrated care: a position paper of the WHO European Office for Integrated Health Care Services. International journal of integrated care, 1. e21. ISSN 1568-4156 http://researchonline.lshtm.ac.uk/id/eprint/1277196