From: Geographic prediction of tuberculosis clusters in Fukuoka, Japan, using the space-time scan statistic
Data Years
Cluster Areas(n)
Observed Cases
Expected Cases
Relative Risk
p-value
1999
11
138
96.9
1.46
0.013
2000
16
437
333.8
1.42
0.001
2001
2
135
97.6
0.045
2002
20
193
117.9
1.74
2003
10
106
55.7
1.98
2004
12
100
55.1
1.88
0.002