Table 3 Spatial clusters of households with positive cases more than expected, 2008 and 2009
Year | Total population in the cluster | Observed number of positive cases | Expected number of positive cases | Relative risk | p-value |
|---|---|---|---|---|---|
2008 | 27 | 25 | 21.11 | 1.44 | 0.15 |
2009 | 34 | 9 | 4.59 | 10.59 | 0.06 |