Table 6 Perceived value of the implementation strategies used

Involvement of professionals in development

 Involvement of GPs/professionals important; yes, n (%)

95 (86.4)^b

Flyers

 Flyers important for deciding about participation, yes, n (%)

35 (59.3)^c

 Estimated relevance to future users on a scale of 1–10, mean (SD)

6.8 (1.6)^d

Educational program

 Necessary for being able to work with ZWIP; yes, n (%)

63 (70.8)^e

 Estimated relevance to future users on a scale of 1–10, mean (SD)

7.5 (1.6)^f

Coaching

 Able to work with ZWIP without coaching; no, n (%)

14 (26.4)^g

 Estimated relevance to future users on a scale of 1–10, mean (SD)

6.9 (1.7)^h

E-coaching

 Necessary for being able to work with ZWIP; yes, n (%)

8 (38.1)ⁱ

 Estimated relevance to future users on a scale of 1–10, mean (SD)

6.7 (1.6)^j

Telephonic helpdesk

 Necessary for being able to work with ZWIP; yes, n (%)

41 (77.4)^g

 Estimated relevance to future users on a scale of 1–10, mean (SD)

7.3 (1.6)^f

Newsletter

 Newsletter important for staying up-to-date about the program; yes, n (%)

35 (46.7)^k

 Estimated relevance to future users on a scale of 1–10, mean (SD)

5.9 (1.5)^d

Financial compensation

 Financial compensation necessary for future professionals; yes, n (%)

27 (56.3)^l

 Estimated relevance to future users on a scale of 1–10, mean (SD)

6.7 (2.0)^h

Possibility to adapt the ZWIP to meet local circumstances

 Estimated relevance to future users on a scale of 1–10, mean (SD)

8.0 (1.4)^f