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The estimated coefficients with two standard errors of the predictors of mean numbers of cases in the neighboring villages on the previous day (top), during 2 to 7 days before, during 8 to 14 days before, and during 15 to 30 days before (bottom). Black color indicates the estimation is not statistically significant (p≧0.1). Blue color indicates the estimation is marginally significant (0.05≦p < 0.1). Red color indicates the estimation is statistically significant (p < 0.05).
