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Volume 31, Number 9—September 2025
Research
Epidemiology of Chikungunya Hospitalizations, Brazil, 2014–2024
Table 2
Crude hospitalization rates by region and state in a study of epidemiology of chikungunya hospitalizations, Brazil, 2014–2024*
| Region, state |
No. hospitalizations (rate/100,000 population) |
||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2014 |
2015 |
2016 |
2017 |
2018 |
2019 |
2020 |
2021 |
2022 |
2023 |
2024 |
|
| North | |||||||||||
| Acre | 0 | 0 | 0 | 1 (0.12) | 0 | 0 | 1 (0.12) | 1 (0.12) | 1 (0.11) | 2 (0.23) | 4 (0.45) |
| Amapá | 24 (3.26) | 18 (2.41) | 1 (0.13) | 4 (0.52) | 3 (0.39) | 0 | 0 | 1 (0.13) | 1 (0.13) | 1 (0.13) | 1 (0.12) |
| Amazonas | 0 | 0 | 2 (0.05) | 0 | 0 | 0 | 3 (0.07) | 0 | 0 | 0 | 1 (0.02) |
| Pará | 0 | 1 (0.01) | 38 (0.46) | 330 (3.99) | 35 (0.42) | 26 (0.31) | 3 (0.04) | 9 (0.11) | 13 (0.15) | 7 (0.08) | 15 (0.17) |
| Rondônia | 0 | 0 | 7 (0.42) | 4 (0.42) | 1 (0.06) | 2 (0.12) | 0 | 1 (0.06) | 0 | 2 (0.11) | 2 (0.11) |
| Roraima | 0 | 0 | 0 | 29 (5.14) | 7 (1.19) | 1 (0.16) | 0 | 0 | 0 | 0 | 0 |
| Tocantins | 0 | 0 | 1 (0.07) | 45 (3) | 6 (0.4) | 1 (0.07) | 4 (0.26) | 2 (0.13) | 6 (0.39) | 38 (2.42) | 8 (0.51) |
| Total |
24 (0.14) |
19 (0.11) |
49 (0.28) |
413 (2.35) |
52 (0.29) |
30 (0.17) |
11 (0.06) |
14 (0.08) |
21 (0.11) |
50 (0.27) |
31 (0.17) |
| Northeast | |||||||||||
| Alagoas | 0 | 7 (0.22) | 43 (1.35) | 4 (0.13) | 9 (0.28) | 6 (0.19) | 0 | 4 (0.12) | 3 (0.09) | 3 (0.09) | 3 (0.09) |
| Bahia | 2 (0.01) | 9 (0.06) | 112 (0.77) | 124 (0.85) | 8 (0.05) | 17 (0.12) | 38 (0.26) | 22 (0.15) | 57 (0.38) | 41 (0.28) | 25 (0.17) |
| Ceará | 0 | 0 | 201 (2.27) | 484 (5.42) | 39 (0.43) | 16 (0.18) | 5 (0.06) | 2 (0.02) | 273 (2.98) | 31 (0.34) | 28 (0.3) |
| Maranhão | 0 | 4 (0.06) | 621 (9.05) | 497 (7.21) | 198 (2.86) | 127 (1.83) | 47 (0.67) | 47 (0.67) | 366 (3.2) | 93 (1.33) | 12 (0.17) |
| Paraíba | 0 | 1 (0.03) | 77 (1.95) | 13 (0.33) | 12 (0.3) | 50 (1.24) | 9 (0.22) | 43 (1.05) | 148 (3.6) | 45 (1.09) | 32 (0.77) |
| Pernambuco | 0 | 14 (0.15) | 192 (2.07) | 8 (0.09) | 8 (0.09) | 11 (0.12) | 14 (0.15) | 59 (0.62) | 20 (0.21) | 4 (0.04) | 14 (0.15) |
| Piauí | 0 | 0 | 7 (0.21) | 71 (2.16) | 8 (0.24) | 12 (0.36) | 0 | 1 (0.03) | 59 (1.76) | 31 (0.92) | 30 (0.89) |
| Rio Grande do Norte | 0 | 0 | 89 (2.66) | 5 (0.15) | 2 (0.06) | 16 (0.47) | 5 (0.15) | 5 (0.15) | 8 (0.23) | 5 (0.15) | 2 (0.06) |
| Sergipe | 0 | 0 | 22 (1) | 1 (0.05) | 0 | 2 (0.09) | 2 (0.09) | 21 (0.93) | 54 (2.38) | 3 (0.13) | 1 (0.04) |
| Total |
2 (0.01) |
35 (0.06) |
1,364 (2.46) |
1,207 (2.17) |
284 (0.51) |
257 (0.46) |
120 (0.21) |
204 (0.36) |
944 (1.66) |
256 (0.45) |
147 (0.26) |
| Southeast | |||||||||||
| Espírito Santo | 0 | 0 | 2 (0.05) | 3 (0.08) | 6 (0.15) | 15 (0.38) | 9 (0.22) | 7 (0.17) | 2 (0.05) | 10 (0.25) | 17 (0.41) |
| Minas Gerais | 0 | 2 (0.01) | 7 (0.03) | 59 (0.29) | 30 (0.14) | 37 (0.18) | 20 (0.1) | 28 (0.13) | 32 (0.15) | 376 (1.77) | 223 (1.05) |
| Rio de Janeiro | 0 | 4 (0.02) | 27 (0.16) | 15 (0.09) | 147 (0.86) | 256 (1.49) | 22 (0.13) | 4 (0.02) | 6 (0.03) | 9 (0.05) | 31 (0.18) |
| São Paulo | 1 (0) | 10 (0.02) | 16 (0.04) | 14 (0.03) | 13 (0.03) | 21 (0.05) | 12 (0.03) | 13 (0.03) | 11 (0.02) | 15 (0.03) | 29 (0.06) |
| Total |
1 (0) |
16 (0.02) |
52 (0.06) |
91 (0.11) |
196 (0.23) |
329 (0.38) |
63 (0.07) |
52 (0.06) |
51 (0.06) |
410 (0.46) |
300 (0.34) |
| South | |||||||||||
| Paraná | 0 | 0 | 2 (0.02) | 2 (0.02) | 2 (0.02) | 1 (0.01) | 1 (0.01) | 2 (0.02) | 0 | 12 (0.1) | 9 (0.08) |
| Rio Grande do Sul | 0 | 0 | 0 | 5 (0.04) | 1 (0.01) | 2 (0.02) | 0 | 2 (0.02) | 1 (0.01) | 0 | 1 (0.01) |
| Santa Catarina | 0 | 1 (0.01) | 2 (0.03) | 1 (0.01) | 1 (0.01) | 5 (0.07) | 3 (0.04) | 0 | 2 (0.03) | 0 | 0 |
| Total |
0 |
1 (0) |
4 (0.01) |
8 (0.03) |
4 (0.01) |
8 (0.03) |
4 (0.01) |
4 (0.01) |
3 (0.01) |
12 (0.04) |
10 (0.03) |
| Center West | |||||||||||
| Distrito Federal | 0 | 2 (0.07) | 5 (0.18) | 1 (0.04) | 0 | 1 (0.03) | 0 | 0 | 1 (0.03) | 10 (0.34) | 2 (0.07) |
| Goiás | 0 | 3 (0.05) | 0 | 4 (0.06) | 3 (0.04) | 4 (0.06) | 2 (0.03) | 9 (0.13) | 7 (0.1) | 6 (0.08) | 27 (0.37) |
| Mato Grosso | 0 | 0 | 2 (0.06) | 4 (0.14) | 36 (1.03) | 4 (0.11) | 9 (0.25) | 2 (0.05) | 6 (0.16) | 9 (0.24) | 85 (2.22) |
| Mato Grosso do Sul | 0 | 0 | 0 | 1 (0.04) | 2 (0.07) | 2 (0.07) | 2 (0.07) | 1 (0.04) | 4 (0.14) | 9 (0.31) | 3 (0.21) |
| Total |
0 |
5 (0.03) |
7 (0.04) |
10 (0.06) |
41 (0.26) |
11 (0.07) |
13 (0.08) |
12 (0.07) |
18 (0.11) |
34 (0.2) |
117 (0.69) |
| Brazil total | 27 (0.01) | 76 (0.04) | 1,476 (0.72) | 1,729 (0.84) | 577 (0.28) | 635 (0.31) | 211 (0.1) | 286 (0.14) | 1,037 (0.49) | 762 (0.36) | 605 (0.28) |
*Information obtained from the Brazil Ministry of Health Datasus (https://datasus.saude.gov.br/transferencia-de-arquivos).
Page created: July 16, 2025
Page updated: August 05, 2025
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