Influenza and Acute Respiratory Infections Information System
National center of infectious and parasitic diseases
USAID
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Incidence (
) of influenza and ARI for the period from 17-11-2025 to 23-11-2025 (week 47)
| Region | Number of health care facilities | Number of persons under surveillance | Number of cases | Incidence per 10,000 | |||||||||||||||
| Age groups | Age groups | Age groups | |||||||||||||||||
| 0-4 | 5-14 | 15-29 | 30-64 | 65+ | Total | 0-4 | 5-14 | 15-29 | 30-64 | 65+ | Total | 0-4 | 5-14 | 15-29 | 30-64 | 65+ | Total | ||
| Blagoevgrad | 11 | 292 | 643 | 971 | 3 059 | 1 303 | 6 268 | 8 | 10 | 9 | 12 | 9 | 48 | 273.97 | 155.52 | 92.69 | 39.23 | 69.07 | 76.58 |
| Burgas | 12 | 860 | 1 972 | 2 810 | 9 274 | 4 129 | 19 045 | 50 | 98 | 48 | 54 | 27 | 277 | 581.40 | 496.96 | 170.82 | 58.23 | 65.39 | 145.44 |
| Dobrich | 10 | 255 | 605 | 826 | 3 435 | 1 835 | 6 956 | 12 | 17 | 14 | 31 | 1 | 75 | 470.59 | 280.99 | 169.49 | 90.25 | 5.45 | 107.82 |
| Gabrovo | 5 | 139 | 383 | 513 | 2 205 | 1 269 | 4 509 | 9 | 14 | 2 | 15 | 2 | 42 | 647.48 | 365.54 | 38.99 | 68.03 | 15.76 | 93.15 |
| Haskovo | 9 | 249 | 655 | 805 | 3 104 | 1 518 | 6 331 | 1 | 16 | 8 | 20 | 0 | 45 | 40.16 | 244.27 | 99.38 | 64.43 | 0.00 | 71.08 |
| Kardjali | 2 | 197 | 519 | 629 | 2 501 | 1 019 | 4 865 | 10 | 10 | 6 | 9 | 3 | 38 | 507.61 | 192.68 | 95.39 | 35.99 | 29.44 | 78.11 |
| Kjustendil | 6 | 147 | 326 | 432 | 1 660 | 890 | 3 455 | 3 | 6 | 2 | 9 | 5 | 25 | 204.08 | 184.05 | 46.30 | 54.22 | 56.18 | 72.36 |
| Lovech | 2 | 85 | 227 | 464 | 1 082 | 877 | 2 735 | 7 | 12 | 9 | 12 | 6 | 46 | 823.53 | 528.63 | 193.97 | 110.91 | 68.42 | 168.19 |
| Montana | 6 | 148 | 405 | 434 | 1 930 | 832 | 3 749 | 2 | 10 | 7 | 3 | 1 | 23 | 135.14 | 246.91 | 161.29 | 15.54 | 12.02 | 61.35 |
| Pazardjik | 5 | 229 | 531 | 631 | 2 669 | 1 370 | 5 430 | 13 | 6 | 10 | 12 | 6 | 47 | 567.69 | 112.99 | 158.48 | 44.96 | 43.80 | 86.56 |
| Pernik | 10 | 259 | 651 | 837 | 3 320 | 1 513 | 6 580 | 20 | 16 | 15 | 28 | 9 | 88 | 772.20 | 245.78 | 179.21 | 84.34 | 59.48 | 133.74 |
| Pleven | 6 | 324 | 791 | 1 162 | 4 334 | 2 246 | 8 857 | 19 | 35 | 14 | 22 | 9 | 99 | 586.42 | 442.48 | 120.48 | 50.76 | 40.07 | 111.78 |
| Plovdiv | 12 | 1 677 | 3 340 | 5 187 | 16 075 | 6 673 | 32 952 | 82 | 114 | 29 | 117 | 23 | 365 | 488.97 | 341.32 | 55.91 | 72.78 | 34.47 | 110.77 |
| Razgrad | 4 | 142 | 270 | 329 | 1 390 | 608 | 2 739 | 1 | 5 | 3 | 2 | 1 | 12 | 70.42 | 185.19 | 91.19 | 14.39 | 16.45 | 43.81 |
| Russe | 7 | 470 | 1 094 | 1 568 | 5 944 | 2 996 | 12 072 | 24 | 44 | 34 | 42 | 21 | 165 | 510.64 | 402.19 | 216.84 | 70.66 | 70.09 | 136.68 |
| Shumen | 8 | 267 | 657 | 850 | 3 338 | 1 552 | 6 664 | 12 | 18 | 18 | 15 | 11 | 74 | 449.44 | 273.97 | 211.76 | 44.94 | 70.88 | 111.04 |
| Silistra | 4 | 84 | 214 | 258 | 1 312 | 820 | 2 688 | 6 | 11 | 4 | 10 | 2 | 33 | 714.29 | 514.02 | 155.04 | 76.22 | 24.39 | 122.77 |
| Sliven | 7 | 426 | 907 | 1 062 | 3 649 | 1 782 | 7 826 | 9 | 27 | 16 | 26 | 6 | 84 | 211.27 | 297.68 | 150.66 | 71.25 | 33.67 | 107.33 |
| Smolyan | 5 | 73 | 242 | 260 | 1 247 | 626 | 2 448 | 3 | 5 | 10 | 4 | 1 | 23 | 410.96 | 206.61 | 384.62 | 32.08 | 15.97 | 93.95 |
| Sofia | 7 | 546 | 1 154 | 1 505 | 5 333 | 2 303 | 10 841 | 69 | 72 | 28 | 38 | 7 | 214 | 1 263.74 | 623.92 | 186.05 | 71.25 | 30.40 | 197.40 |
| Sofia capital | 25 | 6 011 | 12 091 | 19 232 | 62 364 | 23 594 | 123 292 | 90 | 130 | 114 | 110 | 50 | 494 | 149.73 | 107.52 | 59.28 | 17.64 | 21.19 | 40.07 |
| Stara Zagora | 9 | 530 | 1 200 | 1 626 | 6 083 | 2 687 | 12 126 | 28 | 20 | 17 | 52 | 4 | 121 | 528.30 | 166.67 | 104.55 | 85.48 | 14.89 | 99.79 |
| Targovishte | 3 | 155 | 345 | 409 | 1 602 | 747 | 3 258 | 4 | 3 | 10 | 2 | 1 | 20 | 258.06 | 86.96 | 244.50 | 12.48 | 13.39 | 61.39 |
| Varna | 12 | 1 492 | 3 202 | 4 658 | 15 684 | 6 425 | 31 461 | 134 | 140 | 114 | 80 | 25 | 493 | 898.12 | 437.23 | 244.74 | 51.01 | 38.91 | 156.70 |
| Veliko Tarnovo | 8 | 270 | 583 | 986 | 2 880 | 1 258 | 5 977 | 8 | 10 | 9 | 9 | 2 | 38 | 296.30 | 171.53 | 91.28 | 31.25 | 15.90 | 63.58 |
| Vidin | 6 | 124 | 323 | 428 | 1 967 | 756 | 3 598 | 5 | 11 | 8 | 16 | 2 | 42 | 403.23 | 340.56 | 186.92 | 81.34 | 26.46 | 116.73 |
| Vratsa | 8 | 201 | 460 | 611 | 2 468 | 1 101 | 4 841 | 12 | 16 | 10 | 4 | 3 | 45 | 597.01 | 347.83 | 163.67 | 16.21 | 27.25 | 92.96 |
| Yambol | 6 | 290 | 646 | 760 | 2 780 | 1 461 | 5 937 | 22 | 27 | 7 | 7 | 16 | 79 | 758.62 | 417.96 | 92.11 | 25.18 | 109.51 | 133.06 |
| Country total | 215 | 15 942 | 34 436 | 50 243 | 172 689 | 74 190 | 347 500 | 663 | 903 | 575 | 761 | 253 | 3 155 | 415.88 | 262.23 | 114.44 | 44.07 | 34.10 | 90.79 |