IMPROVA Trial Design
Schools rather than individuals are the unit of randomisation. Randomisation was performed by an external statistician using computer-based block randomisation at the country level. IMPROVA is a two-arm parallel-group pragmatic cluster ran…
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Schools rather than individuals are the unit of randomisation. Randomisation was performed by an external statistician using computer-based block randomisation at the country level. IMPROVA is a two-arm parallel-group pragmatic cluster randomised controlled trial.