| |
Number of districts (N)
|
Response rate (%)
|
|---|
|
Exposed
|
Non-exposed
|
Exposed
|
Non-exposed
|
|---|
|
Indirect recruitment strategy
|
|
Announcement letter
|
14
|
5
|
25.5
|
19.8
|
|
Information meeting
|
7
|
12
|
24.1
|
24.1
|
|
Local media
|
6
|
13
|
23.0
|
24.6
|
|
Social media
|
10
|
9
|
20.6
|
28.5
|
|
Direct recruitment strategy
|
|
Door-to-door collection
|
5
|
14
|
31.8
|
21.2
|
|
Involvement of community organizations
|
3
|
16
|
21.8
|
24.5
|
|
Other strategies
|
|
“Active” key informantsa
|
9
|
10
|
30.0
|
18.1
|
- Response rates with more than 5 % increase between exposed and non-exposed communities are presented in italics
-
aKey informants were considered to be ‘active’ if they made major effort during the recruitment process (see text for the details)
