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. 2021 Aug 3;15(2):557–571. doi: 10.1007/s12061-021-09413-3

Table 3.

Statistically significant clusters of coronavirus infection

Cluster Size At-risk population At-risk population percent DIC p-value Risk
1 92 852,230 9.51 1086.356  < 0.001 0.470
2 38 361,260 4.03 233.220  < 0.001 0.349
3 17 172,906 1.93 177.882  < 0.001 0.429
4 34 273,618 3.05 106.227  < 0.001 0.277
5 15 140,653 1.57 32.745  < 0.001 0.219