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 24-11-2025 to 30-11-2025 (week 48)
| 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 | 7 | 12 | 7 | 17 | 10 | 53 | 239.73 | 186.63 | 72.09 | 55.57 | 76.75 | 84.56 |
| Burgas | 12 | 860 | 1 972 | 2 810 | 9 274 | 4 129 | 19 045 | 42 | 82 | 51 | 56 | 15 | 246 | 488.37 | 415.82 | 181.49 | 60.38 | 36.33 | 129.17 |
| Dobrich | 10 | 255 | 605 | 826 | 3 435 | 1 835 | 6 956 | 6 | 14 | 13 | 17 | 2 | 52 | 235.29 | 231.40 | 157.38 | 49.49 | 10.90 | 74.76 |
| Gabrovo | 5 | 139 | 383 | 513 | 2 205 | 1 269 | 4 509 | 14 | 20 | 9 | 16 | 3 | 62 | 1 007.19 | 522.19 | 175.44 | 72.56 | 23.64 | 137.50 |
| Haskovo | 9 | 249 | 655 | 805 | 3 104 | 1 518 | 6 331 | 2 | 14 | 10 | 8 | 3 | 37 | 80.32 | 213.74 | 124.22 | 25.77 | 19.76 | 58.44 |
| Kardjali | 2 | 197 | 519 | 629 | 2 501 | 1 019 | 4 865 | 6 | 11 | 5 | 6 | 5 | 33 | 304.57 | 211.95 | 79.49 | 23.99 | 49.07 | 67.83 |
| Kjustendil | 6 | 147 | 326 | 432 | 1 660 | 890 | 3 455 | 3 | 8 | 4 | 5 | 3 | 23 | 204.08 | 245.40 | 92.59 | 30.12 | 33.71 | 66.57 |
| Lovech | 2 | 85 | 227 | 464 | 1 082 | 877 | 2 735 | 5 | 11 | 9 | 12 | 9 | 46 | 588.24 | 484.58 | 193.97 | 110.91 | 102.62 | 168.19 |
| Montana | 6 | 148 | 405 | 434 | 1 930 | 832 | 3 749 | 3 | 10 | 10 | 5 | 1 | 29 | 202.70 | 246.91 | 230.41 | 25.91 | 12.02 | 77.35 |
| Pazardjik | 5 | 229 | 531 | 631 | 2 669 | 1 370 | 5 430 | 7 | 6 | 19 | 7 | 3 | 42 | 305.68 | 112.99 | 301.11 | 26.23 | 21.90 | 77.35 |
| Pernik | 10 | 259 | 651 | 837 | 3 320 | 1 513 | 6 580 | 19 | 24 | 29 | 15 | 0 | 87 | 733.59 | 368.66 | 346.48 | 45.18 | 0.00 | 132.22 |
| Pleven | 6 | 324 | 791 | 1 162 | 4 334 | 2 246 | 8 857 | 21 | 50 | 29 | 24 | 8 | 132 | 648.15 | 632.11 | 249.57 | 55.38 | 35.62 | 149.03 |
| Plovdiv | 12 | 1 677 | 3 340 | 5 187 | 16 075 | 6 673 | 32 952 | 53 | 109 | 40 | 163 | 9 | 374 | 316.04 | 326.35 | 77.12 | 101.40 | 13.49 | 113.50 |
| Razgrad | 4 | 142 | 270 | 329 | 1 390 | 608 | 2 739 | 2 | 5 | 3 | 2 | 2 | 14 | 140.85 | 185.19 | 91.19 | 14.39 | 32.89 | 51.11 |
| Russe | 7 | 470 | 1 094 | 1 568 | 5 944 | 2 996 | 12 072 | 31 | 40 | 24 | 47 | 23 | 165 | 659.57 | 365.63 | 153.06 | 79.07 | 76.77 | 136.68 |
| Shumen | 8 | 267 | 657 | 850 | 3 338 | 1 552 | 6 664 | 4 | 9 | 11 | 24 | 5 | 53 | 149.81 | 136.99 | 129.41 | 71.90 | 32.22 | 79.53 |
| Silistra | 4 | 84 | 214 | 258 | 1 312 | 820 | 2 688 | 6 | 16 | 6 | 14 | 4 | 46 | 714.29 | 747.66 | 232.56 | 106.71 | 48.78 | 171.13 |
| Sliven | 7 | 426 | 907 | 1 062 | 3 649 | 1 782 | 7 826 | 14 | 17 | 26 | 21 | 5 | 83 | 328.64 | 187.43 | 244.82 | 57.55 | 28.06 | 106.06 |
| Smolyan | 5 | 73 | 242 | 260 | 1 247 | 626 | 2 448 | 0 | 7 | 5 | 3 | 2 | 17 | 0.00 | 289.26 | 192.31 | 24.06 | 31.95 | 69.44 |
| Sofia | 7 | 546 | 1 154 | 1 505 | 5 333 | 2 303 | 10 841 | 38 | 52 | 27 | 39 | 12 | 168 | 695.97 | 450.61 | 179.40 | 73.13 | 52.11 | 154.97 |
| Sofia capital | 25 | 6 011 | 12 091 | 19 232 | 62 364 | 23 594 | 123 292 | 112 | 178 | 136 | 126 | 55 | 607 | 186.33 | 147.22 | 70.72 | 20.20 | 23.31 | 49.23 |
| Stara Zagora | 9 | 530 | 1 200 | 1 626 | 6 083 | 2 687 | 12 126 | 23 | 14 | 14 | 40 | 3 | 94 | 433.96 | 116.67 | 86.10 | 65.76 | 11.16 | 77.52 |
| Targovishte | 3 | 155 | 345 | 409 | 1 602 | 747 | 3 258 | 4 | 5 | 11 | 3 | 1 | 24 | 258.06 | 144.93 | 268.95 | 18.73 | 13.39 | 73.66 |
| Varna | 12 | 1 492 | 3 202 | 4 658 | 15 684 | 6 425 | 31 461 | 165 | 167 | 103 | 71 | 13 | 519 | 1 105.90 | 521.55 | 221.12 | 45.27 | 20.23 | 164.97 |
| Veliko Tarnovo | 8 | 270 | 583 | 986 | 2 880 | 1 258 | 5 977 | 6 | 10 | 10 | 9 | 2 | 37 | 222.22 | 171.53 | 101.42 | 31.25 | 15.90 | 61.90 |
| Vidin | 6 | 124 | 323 | 428 | 1 967 | 756 | 3 598 | 7 | 8 | 5 | 24 | 1 | 45 | 564.52 | 247.68 | 116.82 | 122.01 | 13.23 | 125.07 |
| Vratsa | 8 | 201 | 460 | 611 | 2 468 | 1 101 | 4 841 | 13 | 11 | 10 | 6 | 5 | 45 | 646.77 | 239.13 | 163.67 | 24.31 | 45.41 | 92.96 |
| Yambol | 6 | 290 | 646 | 760 | 2 780 | 1 461 | 5 937 | 18 | 34 | 13 | 19 | 11 | 95 | 620.69 | 526.32 | 171.05 | 68.35 | 75.29 | 160.01 |
| Country total | 215 | 15 942 | 34 436 | 50 243 | 172 689 | 74 190 | 347 500 | 631 | 944 | 639 | 799 | 215 | 3 228 | 395.81 | 274.13 | 127.18 | 46.27 | 28.98 | 92.89 |