Table 5.
Type of cluster | Number of towns | Coordinates | Radius (Km) | Population | Number of cases | Relative risk | Log likelihood ratio | P value |
---|---|---|---|---|---|---|---|---|
Most likely high risk cluster |
92 |
28.5087 N, 103.0829 E |
55.71 |
1163 |
323 |
4.43 |
180.48 |
0.0001 |
Secondary low risk cluster |
163 |
27.2293 N, 102.8077 E |
88.14 |
2710 |
134 |
0.29 |
103.25 |
0.0001 |
Secondary low risk cluster | 35 | 28.3288 N, 101.9280 E | 46.04 | 262 | 7 | 0.24 | 13.08 | 0.0016 |