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Table 1 Stepped-wedge study design

From: Testing the use of practice facilitation in a cluster randomized stepped-wedge design trial to improve adherence to cardiovascular disease prevention guidelines: HealthyHearts NYC

 

Year 1 (months)

Year 2 (months)

Year 3 (months)

Clusters

3

6

9

12

15

18

21

24

27

30

33

36

 

Time period

1 (80 sites)

 

C

X

X

X

X

F

F

    

2 (70 sites)

 

C

C

X

X

X

X

F

F

   

3 (70 sites)

 

C

C

C

X

X

X

X

F

F

  

4 (70 sites)

 

C

C

C

C

X

X

X

X

F

F

 
  1. C control period, X intervention period, F follow up period
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Implementation Science

ISSN: 1748-5908