Cluster Type

Time Frame

Counties

(n)

Radius

(km)

Observed

Cases

Expected

Cases

LLR

RR

p-Value

Most likely

Nov. 2019 to

Jan. 2020

19

194.50

32941

1823.93

68875.896613

24.80

<0.001

Secondary

Jan. 2018 to

Feb. 2020

1

0

20805

743.08

51113.759455

33.87

<0.001