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Table 3 Development costs for REACT and RD

From: Clinical effectiveness of a web-based peer-supported self-management intervention for relatives of people with psychosis or bipolar (REACT): online, observer-blind, randomised controlled superiority trial

REACT Development Type of cost

Total no. of hours or units

Cost per hour or unit

Total

Content generation

  

£5574.40

 Staff

  

£3699.40

  Professor of clinical psychology

54 h

£55.81

£3013.74

  Clinical psychologist

17 h

£29.66

£504.22

  Research assistant

18 h

£10.08

£181.44

 Relatives

  

£1875

  Relative co-applicant

29 h

£20

£580

  Relatives in focus groups and advisory role

118 h

£10

£1180

  Relatives’ travelling

23 persons

£5

£115

Producing videos and images

  

£18,422.78

 Staff

  

£14,326.13

  Research fellow

450 h

£23.76

£10,692

  Research assistant

157.5 h

£15.83

£2493

  Information officer

37.5 h

£30.43

£1141.13

 Communications and information manager

56.25 h

£31.36

£1764

 Actors

  

£2112.65

 Relatives

11 persons

£20/person

£220

Developing and designing the website

 

£12,499.59

 Staff

  

£10,901.11

  Professor of clinical psychology

36 h

£55.81

£2009.16

  Professor of clinical psychology

26 h

£69.80

£1814.80

  Professor of psychiatry

26 h

£68.00

£1768.00

  Research assistant

10 h

£12.29

£122.90

  Digital technologist/web developer

225 h

£23.05

£5186.25

 Relatives

  

£1598.48

  Relatives’ focus groups

56 h

£20

£1120.00

  Other relatives

8 h

£59.81

£478.48

Website infrastructure during development (until going live)

£28,039

  Domain name

  

£9

  SSL certificate fees

  

£30

  Web hosting and exclusive IP address

  

£100

  Website development

  

£27,900

Total

  

£64,535.99

REACT Delivery Type of costs

Total no. of hours or units

Cost per hour or unit

Total

 General infrastructure for hosting REACT

  

£5119

  Digital technology/web developer

180 h

£23.05

£4149

  Secure web hosting and exclusive IP address

6 months

£100

£600

  Software for bulk emails

2 blocks

£185

£370

 Training, supervision and employment (6 months) of REACT supporters

  

£20,813.05

  REACT supporters

756 h

£15.83

£11,967.48

  Back-up REACT supporter

94 h

£13.52

£1270.88

  Expert relative REACT supporter

47 h

£20

£940

  Supervision

33 h

£64.71

£2135.52

  In-house training

224.75 h

£18.33

£4119.17

  External training

  

£380

 Recruitment

  

£12,635.56

  Adverts (Facebook, Google and Bipolar UK)

  

£11,059.56

  Printing

  

£1526.00

  Flyers and postage

  

£50.00

Total

  

£38,567.61

Resource Directory Development Type of costs

Total no. of hours or units

Cost per hour or unit

Total

Development costs

  

£463.50

 Staff

  

£324.50

  Research assistant

20 h

£10.08

£201.60

  Research assistant

10 h

£12.29

£122.90

 Infrastructure

  

£139.00

  Domain name

1

£9.00

£9.00

  SSL certificate fees

1

£30.00

£30.00

  Web hosting and exclusive IP address

1

£100.00

£100.00

Resource Directory Delivery costs

  

£205.79

REACT supporter

13 h

£15.83

£205.79

Total

  

£669.29

  1. Average costs were calculated as follows:
  2. • Total development costs: 800 users (total trial participants)
  3. • General website infrastructure costs: 800 users (total trial participants)
  4. • REACT supporter costs: 400 users (participants in REACT trial arm)
  5. • Recruitment costs: 3287 users (number that initiated a registration in the REACT website)