Open Access

Table 2

Negative binomial regression model (NBRM) used to assess seroprevalence as a function of time and space (*** = significant).

Regression coefficient Standard error z-value p-value
Block 0 −3.1101 0.5687 −5.4684 4.541e−08***
Block 1 −1.5425 0.4187 −3.6839 0.0002***
Block 2 0.3454 0.2825 1.2228 0.2214
Time 0.0029 0.0699 0.0410 0.9673
Block 1: time −0.3193 0.1194 −2.6746 0.0075***
Block 2: time −0.3183 0.0901 −3.5350 0.0004***

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