Rapid Assessment of Avoidable Blindness Study Protocol Template

It focuses on vision impairment in the population 50 years and older as the higher prevalence in this age group allows for a smaller sample size than if the all-age population were surveyed. A smaller sample size, along with a simplified exam protocol, means the survey can be completed relatively quickly, and consequently with less expense, compared to a comprehensive survey.

RAAB is a complete system and includes provision for training, data collection and analysis.