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Villages were randomised to intervention or control arms.
Villages were randomised in blocks of two, and stratified for locality (semi-urban or rural) by an independent statistician [ 26].
Villages were randomised to receive either this or a three hour intervention on HIV and safer sex.
Interventions Villages were randomised for all pregnant women to take either daily folic acid (control), iron with folic acid, or multiple micronutrients with a recommended allowance of 15 vitamins and minerals.
Interventions 134 villages were randomised to one of three groups: a once monthly reliable immunisation camp (intervention A; 379 children from 30 villages); a once monthly reliable immunisation camp with small incentives (raw lentils and metal plates for completed immunisation; intervention B; 382 children from 30 villages), or control (no intervention, 860 children in 74 villages).
Eight paired clusters of villages were randomised to community or village-based surgery (86 participants) or health centre-based surgery (72 participants).
Similar(54)
Within each pair, one cluster of villages was randomised to village-based surgery and the other cluster of villages to health centre-based surgery.
In Baghicha and Khagan villages, patients were randomised by household, whereas in Adizai randomisation was at the individual level.
36 women were recruited per village; 432 participants were randomised (IG n=216; CG n=216).
After the baseline interview each woman became a member of the closed cohort who were randomised within village development committee areas (VDCs) and followed prospectively.
In a cluster randomised trial (Fig. 1), 40 union councils (an administrative unit consisting of 5 10 villages and a population of about 20 000) were randomised into an equal number of treatment and control clusters.
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