Table 4.
Emerging space–time clusters of COVID-19 in Brazil from February 25 and July 20, 2020 (RR = relative risk)
| Cluster | Number of municipalities | Observed cases | Expected cases | Cluster RR | Number of municipalities with RR > 1 | Time frame* |
|---|---|---|---|---|---|---|
| 1 | 513 | 396,480 | 207,350.91 | 4.29 | 307 | 2020/5/12 |
| 2 | 755 | 299,769 | 207,240 | 3.48 | 290 | 2020/5/28 |
| 3 | 388 | 191,606 | 151,849.08 | 3.29 | 111 | 2020/6/2 |
| 4 | 26 | 244,606 | 184,980.4 | 2.78 | 13 | 2020/5/27 |
| 5 | 439 | 163,190 | 157,465.53 | 3.43 | 52 | 2020/6/15 |
| 6 | 186 | 88,597 | 60,006.82 | 3.76 | 68 | 2020/6/2 |
| 7 | 532 | 112,471 | 179,440.91 | 2.25 | 82 | 2020/6/23 |
| 8 | 441 | 116,278 | 199,931.69 | 1.86 | 27 | 2020/6/19 |
| 9 | 24 | 98,627 | 105,658.33 | 1.81 | 8 | 2020/5/18 |
| Total | 3304 | 1,711,624 | 1,453,923.67 | – | 958 |
*All prospective clusters finish in July 20, 2020