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Table 1 Characteristics of included literature

From: When trust, confidence, and faith collide: refining a realist theory of how and why inter-organisational collaborations in healthcare work

Study

Country

Partnership type

Sector

Methods and sample

Adedoyin et al. (2016)

USA

Merger

Social work programmes

Journaling to report personal experiences and retrospective descriptions of the merger process

Allen et al. (2016)

England

Joint commissioning

Healthcare

Case study with 42 interviews & documentary analysis

Ball et al. (2010)

Scotland

Community health partnership/integrated care

Health and social care

More than 30 interviews with professionals, public, and voluntary sector; use of Partnership Assessment Tool [82]

Care Quality Commission (2017)

England

Sustainability Transformation Partnership/Accountable Care Organisation

Health and social care

Evaluation, based on inspection reports based on visits to 25 independent sector adult social care providers and a four-day visit to the organisation

Cereste, Doherty and Travers, (2003)

UK

Merger

Hospitals and mental health/community trusts

Focus group, and questionnaire answered by 457 trusts (mostly chief executives, finance directors, etc.)

Community Network (2020d)

England

Provider alliance/ Integrated care

Health and social care

Summary report from a wider project – case studies (methods unknown)

Community Network (2020e)

England

Provider alliance/ Integrated care

Health and social care

Summary report from a wider project – case studies (methods unknown)

Community Network (2020b)

England

Provider alliance/ Integrated care

Health and social care

Summary report from a wider project – case studies (methods unknown)

Community Network (2020a)

England

Provider alliance/ Integrated care

Health and social care

Summary report from a wider project – case studies (methods unknown)

Community Network (2020c)

England

Provider alliance/ Integrated care

Health and social care

Summary report from a wider project – case studies (methods unknown)

Cortvriend (2004)

England

Primary care trust

Acute care, primary care

Focus groups, with 31 participants taking part across five such groups, each containing 4–8 participants

Crump and Edwards (2014)

England

Provider chains

Acute care

Interviews (non-NHS, n = 11; and NHS, n = 5)

Dickinson and Glasby (2013)

England

Integrated care

Health and social care

Five case study sites, using documentary analysis, interviews, and focus groups.

Dickinson, Peck and Davidson (2007)

England

Merger

Health and social care

Case study, 23 semi-structured interviews with range of people, from service users to CEOs

Erens et al. (2017)

England

Integrated care

Health and social care

Case studies of 25 Integrated Care Pioneers, involving documentary analysis, qualitative interviews, and surveys

Findlay (2019)

Scotland

Health boards

Health and social care

Literature, documentary analysis, non-participant observation, and semi-structured interviews with 44 participants

Forbes, Evans and Scott (2010)

England and Scotland

Integrated care

Health and social care

Four case studies, two in England and two in Scotland; semi-structured interviews were used (n = 16)

Foundation Trust Network (2014)

England

Buddying

Acute care

Twelve trusts as case studies, involved in buddying; using surveys, desk research, structured interviews and documentary analysis

Fowler Davis, Hinde and Ariss (2020)

England

NHS Vanguards

Health and social care

Service evaluation with embedded team; qualitative in-depth interviews

Fulop et al. (2002)

England

Merger

Health and social care

Nine trusts (cross-sectional) and four trusts (case studies); using in-depth interviews and documentary analysis

Gannon-Leary, Baines and Wilson (2006)

England

Partnerships (mixed)

Health and social care and voluntary sector

Evaluation and literature review; narrative ‘experiential’ methodology

Gulliver (1999)

England

Joint commissioning, mental health

Health and social care

Evaluation; narrative ‘experiential’ methodology

Gulliver, Peck and Towell (2001)

England

Joint commissioning, mental health

Health and social care

Evaluation of a mental health service; utilising interviews with service users & staff, postal surveys, focus groups, observations, and documentary analyses

Hearld, Alexander and Shi, (2015)

USA

Alliances

Health and social care

Case study of 16 alliances; quantitative data from surveys and qualitative interviews

Henderson et al. (2020)

USA

Primary care network

Health and social care

Evaluations of six primary care clinics and community-based organisations; qualitative methods comprising 54 interviews and 10 focus groups, with review of 80 documents

Idel (2003)

Israel

Merger

Acute care

Prospective study with quantitative methods; using a questionnaire; n = 128 participants

Jones (2020)

England

Primary care network

Primary care

Report of experiences; narrative ‘experiential’ methodology

Kershaw et al. (2018)

England

Sustainability and Transformation Partnership

Health and social care

Case study of five STPs in London; phase 1 (small scale interviews with leaders), phase 2 (26 semi-structured interviews with leaders and stakeholders) and groups discussions.

Lalani et al.(2018)

England

Quality improvement collaborative

Acute care

Evaluation with researcher-in-residence model, based on two sites, comprising 15 semi-structured interviews

Leach et al. (2019)

England

Buddying

Health and social care

Evaluation; using quantitative performance data and mixed methods staff survey

Lewis (2005)

Australia

Primary care partnership

Primary care

Case study of two PCPs; using a network research methodology including both surveys and interviews with 37 people

Lim (2014)

UK

Merger

Health and social care

Quantitative analysis of merger data from nine hospitals relating to staff job satisfaction

Maniatopoulos et al. (2020)

UK

Vanguards (eleven different cases)

Health and social care

Comparative case studies including 66 semi-structured qualitative interviews across nine vanguards, as well as documentary analysis of included

Mervyn, Amoo and Malby (2019)

England

Network

Health and social care

Exploratory case study employing 12 initial semi-structured interviews, a literature review, and then an additional 21 interviews with another sample

Murray, D’Aunno and Lewis (2018)

USA

Accountable care organisation

Health and social care

Longitudinal case studies from 2012 to 2017 with two ACOs, including 115 semi-structured interviews and observational data based on 7 site visits

Naylor, Alderwick and Honeyman (2015)

England

Integrated care

Health and social care

Five case study sites with acute hospital providers that have moved towards integrated care, utilising 39 in-depth interviews and site visits

NHS Employers (2017)

England

Vanguards

Health and social care

In-depth case studies on three vanguards including semi-structured interviews (n = 13), focus groups (n = 3), and documentary evidence

NHS Providers (2019)

England

Integrated care

Health and social care

A briefing by a policy organisation that uses interviews (unknown number)

NHS Providers (2018)

England

Integrated care

Health and social care

Case studies from three health and social care partnerships in England, in the format of a series of organisational reports

NHS Providers and NHS Clinical Commissioners (2018)

England

Joint commissioning

Health and social care

Policy report drawing on a literature review and in-depth semi-structured interviews with clinical commissioning (n = 9), national thought (n = 5) and provider leaders (n = 10)

Peck, Towell and Gulliver (2001)

England

Joint commissioning

Health and social care

Case study of a combined Trust; using annual semi-structured interviews with managers, postal surveys with (n = 169 in 1999 and n = 143 in 2000), and exploratory workgroups

Pickup (2004)

England

Integrated care/joint commissioning, mental health

Adult services

Case study in the format of an ‘experiential report’

Round et al. (2018)

England

Integrated care

Primary, acute, community, mental health and social care

Programme evaluation design; using documentary analysis, 31 stakeholder semi-structured interviews, focus groups, and observational data

Shaw (2002)

England

Mergers

Health and social care, integrated Trust

Case study of merger of two trusts; using qualitative methods and semi-structured interviews with 42 people. Documentary analysis was also used

Smith et al. (2020)

England

Primary care networks

Primary care

Qualitative cross-comparative case study across four sites using: rapid evidence assessment, a workshop with academics and policy experts, interviews with stakeholders, observations, survey, documentary analysis

Southby and Gamsu (2018)

England

Integrated care, primary care networks

Primary care and voluntary and community sectors

Case study design comprising four cases, each with a GP and VCS organisation; using 18 semi-structured interviews with GPs, practice managers, practice nurses, and senior managers, and a focus group of 14 participants

Southwark and Lambeth Integrated Care (2016)

England

Integrated care

Health and social care

Report regarding organisational experience of an integrated care programme; using evaluative as well as anecdotal evidence

Starling (2018)

England

Vanguards

Health and social care

Case studies, interviewing 45 middle-to-senior clinical and non-clinical leaders and evaluators across eight vanguard sites

Steininger et al. (2016)

Austria

Hospital merger

Acute care

Qualitative case study of the merge of IT systems; involving interviews with 40 stakeholders

The King’s Fund (2005)

England

Joint commissioning

Community care

Report as part of an evaluation; observation and interviews were used (unclear quantities)

Timmins (2019)

England

Integrated care

Health and social care

Analysis of leaders’ experiences with integrated care and collaboration in a report format; based on interviews with 16 chairs and leads