U.S. Outpatient Influenza-like Illness Surveillance Network (ILINet):
Percentage of Visits for ILI by Age Group Reported by A Subset of ILINet Providers
2023-2024 Season | 0-4 years | 5-24 years | 25-49 years | 50-64 years | 65+ years |
Week | Total Visits | ILI | Total Visits | ILI | Total Visits | ILI | Total Visits | ILI | Total Visits | ILI |
202340 | 117893 | 7.6 | 359988 | 3.5 | 567078 | 1.6 | 322916 | 1.1 | 425482 | 0.9 |
202341 | 120049 | 8.1 | 351947 | 3.6 | 567803 | 1.8 | 327842 | 1.2 | 432409 | 0.9 |
202342 | 120923 | 8.7 | 354924 | 3.9 | 563728 | 1.8 | 323397 | 1.3 | 432491 | 1.1 |
202343 | 126606 | 9.0 | 362439 | 4.2 | 567886 | 2.0 | 326666 | 1.4 | 435449 | 1.2 |
202344 | 126982 | 9.3 | 361216 | 4.7 | 554912 | 2.2 | 317428 | 1.5 | 424300 | 1.3 |
202345 | 138503 | 10.4 | 372120 | 5.4 | 575491 | 2.5 | 328578 | 1.7 | 435294 | 1.4 |
202346 | 136674 | 10.9 | 362378 | 5.7 | 563573 | 2.8 | 320809 | 1.9 | 431621 | 1.5 |
202347 | 138055 | 11.1 | 312046 | 5.9 | 512908 | 2.9 | 291734 | 2.1 | 403114 | 1.6 |
202348 | 140854 | 11.0 | 361985 | 5.7 | 595061 | 3.5 | 336118 | 2.5 | 456581 | 1.9 |
202349 | 136879 | 11.7 | 374358 | 6.9 | 588317 | 3.6 | 338234 | 2.6 | 452722 | 1.9 |
202350 | 141539 | 12.8 | 380249 | 8.7 | 587421 | 4.3 | 335106 | 3.1 | 446362 | 2.2 |
202351 | 148395 | 14.1 | 368089 | 10.3 | 592246 | 5.5 | 337159 | 4.0 | 455779 | 2.8 |
202352 | 144769 | 15.5 | 304174 | 9.8 | 559914 | 6.5 | 324310 | 4.9 | 464815 | 3.6 |
202401 | 129681 | 13.6 | 315405 | 7.3 | 604809 | 5.8 | 341290 | 4.5 | 461226 | 3.3 |
202402 | 110625 | 11.4 | 319286 | 6.6 | 588292 | 4.6 | 341786 | 3.6 | 458397 | 2.6 |
202403 | 104259 | 10.5 | 298770 | 6.4 | 542634 | 4.0 | 310812 | 3.0 | 412405 | 2.2 |
202404 | 106015 | 10.2 | 332632 | 6.6 | 574359 | 3.9 | 329593 | 2.7 | 433877 | 1.9 |
202405 | 111668 | 10.3 | 357027 | 6.9 | 581207 | 3.7 | 328106 | 2.5 | 435625 | 1.8 |
202406 | 116848 | 10.4 | 370182 | 7.3 | 589726 | 3.8 | 334753 | 2.5 | 443033 | 1.7 |
202407 | 115419 | 10.2 | 355630 | 7.2 | 579670 | 3.8 | 326695 | 2.5 | 433750 | 1.7 |
202408 | 117769 | 10.4 | 355741 | 7.2 | 577939 | 4.0 | 324191 | 2.6 | 432018 | 1.8 |
202409 | 119288 | 10.1 | 370392 | 6.6 | 597322 | 3.8 | 335304 | 2.5 | 448899 | 1.7 |
202410 | 117189 | 9.8 | 361976 | 6.3 | 587284 | 3.4 | 332122 | 2.2 | 443214 | 1.6 |
202411 | 118056 | 9.3 | 354724 | 5.7 | 578291 | 3.1 | 327144 | 1.9 | 440583 | 1.4 |
202412 | 116982 | 9.0 | 350950 | 5.1 | 582012 | 2.8 | 329114 | 1.8 | 439775 | 1.3 |
202413 | 115477 | 8.6 | 331328 | 4.8 | 571296 | 2.8 | 323453 | 1.7 | 436596 | 1.3 |
202414 | 113607 | 8.5 | 327968 | 4.2 | 571490 | 2.6 | 321338 | 1.7 | 431836 | 1.2 |
202415 | 113852 | 8.1 | 342050 | 3.9 | 577414 | 2.3 | 328377 | 1.5 | 444733 | 1.1 |
202416 | 112139 | 7.3 | 354190 | 3.5 | 581817 | 2.0 | 331894 | 1.3 | 449631 | 1.0 |
202417 | 110642 | 7.1 | 353647 | 3.5 | 573345 | 1.9 | 325420 | 1.3 | 437857 | 0.9 |
202418 | 111268 | 7.0 | 357877 | 3.4 | 577601 | 1.8 | 326977 | 1.2 | 443672 | 0.9 |
202419 | 108282 | 6.6 | 349741 | 3.2 | 576174 | 1.7 | 327756 | 1.2 | 442578 | 0.8 |
202420 | 106981 | 6.5 | 338812 | 3.2 | 568910 | 1.7 | 321876 | 1.2 | 436531 | 0.9 |
202421 | 108067 | 6.2 | 335802 | 3.0 | 579221 | 1.6 | 329790 | 1.2 | 448523 | 0.8 |
202422 | 106917 | 6.2 | 317652 | 2.9 | 562028 | 1.5 | 318192 | 1.1 | 430039 | 0.9 |
202423 | 100696 | 5.5 | 313438 | 2.5 | 577322 | 1.5 | 331894 | 1.1 | 451274 | 0.8 |
202424 | 95333 | 5.1 | 302212 | 2.3 | 568659 | 1.4 | 327654 | 1.0 | 444751 | 0.8 |
202425 | 93225 | 4.8 | 294673 | 2.1 | 568103 | 1.4 | 324643 | 1.0 | 441172 | 0.8 |
202426 | 92084 | 4.4 | 298584 | 2.1 | 579781 | 1.3 | 328196 | 1.0 | 445637 | 0.8 |
202427 | 90051 | 4.3 | 287288 | 2.0 | 548920 | 1.3 | 312474 | 1.0 | 431489 | 0.8 |
202428 | 93252 | 4.4 | 308645 | 2.0 | 597688 | 1.3 | 340204 | 1.0 | 457380 | 0.8 |
202429 | 91253 | 4.3 | 301791 | 2.0 | 586753 | 1.3 | 332277 | 1.0 | 449223 | 0.8 |
202430 | 89070 | 4.6 | 294474 | 2.0 | 572082 | 1.3 | 325488 | 1.0 | 440150 | 0.8 |
202431 | 88616 | 4.3 | 297753 | 2.0 | 576549 | 1.4 | 324810 | 1.0 | 442350 | 0.8 |