Cluster 1 (primary) | | |
Area identification numbers | 27, 28, 53, 56, 59, 60, 63, 64, 65, 66 | 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70 |
Population | 190 646 | 189 630 |
No. of observed patients | 926 | 677 |
No. of expected patients | 619.43 | 399.32 |
Observed/expected | 1.49 | 1.70 |
Relative risk | 1.58 | 1.81 |
p value | < 0.001 | < 0.001 |
Cluster 2 (secondary) | | |
Area identification numbers | 35, 36, 38, 39, 40, 55 | 6, 7 |
Population | 67 596 | 58 865 |
No. of observed patients | 441 | 298 |
No. of expected patients | 257.67 | 173.29 |
Observed/expected | 1.71 | 1.72 |
Relative risk | 1.76 | 1.77 |
p value | < 0.001 | < 0.001 |
Cluster 3 (secondary) | | |
Area identification numbers | 1, 2, 3, 4, 5, 6, 7, 25 | 34, 35, 38, 39 |
Population | 158 290 | 45 904 |
No. of observed patients | 819 | 212 |
No. of expected patients | 581.53 | 154.85 |
Observed/expected | 1.41 | 1.37 |
Relative risk | 1.47 | 1.39 |
p value | < 0.001 | 0.003 |