Figure 1From: Evaluating health worker performance in Benin using the simulated client method with real children Validity of the conspicuous observation survey method for 25 performance indicators in Benin: simple comparison of the conspicuous observation and simulated client surveys ( i.e. , conspicuous observation survey result minus simulated client survey result; see Table 3 , column 7). NB. Shading of the vertical bars indicates statistically significant differences.Back to article page