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. 2019 Dec 18;18:428. doi: 10.1186/s12936-019-3062-x

Table 2.

Intracluster correlation coefficient (ICC) for prevalence of P. vivax infection at baseline by country, using exact calculation approach

Country N Intra-cluster correlation coefficient (ICC), 95% CI
Model without covariates Model with covariates: sex, age
Vietnam 2301 0.001 (0.000, 0.006) 0.005 (0.000, 0.007)
Cambodia 1244 0.020 (0.003, 0.037) 0.018 (0.002, 0.034)
Myanmar 1539 0.004 (0.000, 0.015) 0.005 (0.000, 0.016)
Laos 1661 0.061 (0.045, 0.078) 0.061 (0.045, 0.078)