Table 1 Summary of data analysed

Documents

Project plans, consultation documents, impact assessments, external reviews, designation criteria, service protocols, meeting minutes

386

267

653

National level interviews

Politicians; clinical leaders with national remit

–

–

4

Pan-regional level interviews (governance level)

Planners and leaders of changes, including programme managers, committee chairs, commissioners, system managers, network representatives, and patient organisations

25

16

41

Service level interviews

Clinicians, service managers, and senior managers:

 Manchester: 24/7 HASU

–

11

11

 Manchester: in-hours HASU

–

10

10

 Manchester: post-4 h DSC

–

11

11

 London: HASU, North London, high score

11

–

11

 London: HASU, South London, low score

12

–

12

 London: SU, North London

8

–

8

 London: SU, South London

8

–

8

 London: decommissioned service

4

–

4

 Ambulance

2

3

5

Service level total

45

35

80

Total interviews

70

51

125