Table 1.
Spatiotemporal clusters of VL incidence, Brazil, 2020.
| Cluster | Period | Number of Municipalities | Regions | New Cases | New Expected Cases | Monthly Incidence Rates a | RR | LLR |
|---|---|---|---|---|---|---|---|---|
| Low rates | ||||||||
| 1 | March–August | 2349 | Central-west, Southeast, and South | 58 | 471 | 0.10 | 0.10 | 345.4 |
| 2 | January–June | 259 | North and Central-west | 1 | 50 | 0.02 | 0.02 | 46.2 |
| 3 | January–November | 116 | Northeast | 1 | 27 | 0.03 | 0.04 | 23.3 |
| 4 | March–August | 203 | Northeast | 9 | 44 | 0.20 | 0.20 | 21.4 |
| High rates | ||||||||
| 1 | July–December | 1549 | Northeast, North, and Central-west | 673 | 185 | 3.30 | 5.06 | 457.4 |
| 2 | April–September | 50 | Central-west and Southeast | 48 | 8 | 5.40 | 6.05 | 45.9 |
| 3 | May–October | 170 | Southeast | 49 | 16 | 2.80 | 3.07 | 22.2 |
a: VL incidence rate (per 100,000 inhabitants) during the agglomeration period.