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Table 3 Effect of interventions on recruitment into host trial [35]

From: Guidelines for reporting embedded recruitment trials

Interventions

Recruitment in intervention group

Recruitment in control group

Difference in recruitment intervention minus control (95 % CI) adjusted for the clustering effect of household (395 households)

OR (95 % CI) for recruitment into study adjusted for clustering effect of household (395 households)

Telephone (groups 3 + 4 versus control (groups 1 + 2)

134/280 (47.9 %)

106/280 (37.9 %)

10.0 % (0.2–19.8 %)

1.5 (1.0–2.3)

    

P = 0.046

Questionnaire (groups 2 + 4) versus control (groups 1 + 3)

116/280 (41.4 %)

124/280 (44.3 %)

−2.9 % (−12.7–7.0 %)

0.9 (0.6–1.3)

    

P = 0.570