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. 2020 Aug 14;43(1):43–54. doi: 10.1590/1516-4446-2020-0934

Table 1. Margin of error for the 95%CI of baseline prevalence estimates.

Prevalence estimate (p) ICC = 0.01 ICC = 0.05 ICC = 0.10
10 0.020 0.031 0.040
15 0.024 0.037 0.048
18 0.026 0.040 0.052

95%CI = 95% confidence interval; ICC = intra-cluster correlation.