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 | 117892 | 7.6 | 359976 | 3.5 | 567039 | 1.6 | 322907 | 1.1 | 425480 | 0.9 |
202341 | 120046 | 8.1 | 351919 | 3.6 | 567760 | 1.8 | 327831 | 1.2 | 432406 | 0.9 |
202342 | 120921 | 8.7 | 354912 | 3.9 | 563716 | 1.8 | 323392 | 1.3 | 432490 | 1.1 |
202343 | 126605 | 9.0 | 362440 | 4.2 | 567891 | 2.0 | 326667 | 1.4 | 435450 | 1.2 |
202344 | 126982 | 9.3 | 361213 | 4.7 | 554911 | 2.2 | 317424 | 1.5 | 424300 | 1.3 |
202345 | 138503 | 10.4 | 372120 | 5.4 | 575494 | 2.5 | 328581 | 1.7 | 435295 | 1.4 |
202346 | 136774 | 10.9 | 362664 | 5.7 | 563992 | 2.8 | 321016 | 1.9 | 431773 | 1.5 |
202347 | 138055 | 11.1 | 312046 | 5.9 | 512915 | 2.9 | 291736 | 2.1 | 403114 | 1.6 |
202348 | 140854 | 11.0 | 361985 | 5.7 | 595061 | 3.5 | 336118 | 2.5 | 456581 | 1.9 |
202349 | 136998 | 11.7 | 374723 | 6.9 | 588748 | 3.6 | 338394 | 2.6 | 452867 | 1.9 |
202350 | 141660 | 12.8 | 380592 | 8.7 | 587852 | 4.3 | 335277 | 3.1 | 446531 | 2.2 |
202351 | 148526 | 14.1 | 368405 | 10.3 | 592642 | 5.5 | 337326 | 4.0 | 455935 | 2.8 |
202352 | 144893 | 15.5 | 304421 | 9.8 | 560372 | 6.5 | 324507 | 4.9 | 464985 | 3.6 |
202401 | 129797 | 13.6 | 315692 | 7.3 | 605257 | 5.8 | 341481 | 4.5 | 461403 | 3.3 |
202402 | 110729 | 11.4 | 319632 | 6.6 | 588741 | 4.6 | 341962 | 3.6 | 458567 | 2.6 |
202403 | 104347 | 10.5 | 299036 | 6.4 | 543020 | 4.0 | 310974 | 3.0 | 412553 | 2.2 |
202404 | 106099 | 10.2 | 332919 | 6.6 | 574836 | 3.9 | 329749 | 2.7 | 434026 | 1.9 |
202405 | 111782 | 10.2 | 357344 | 6.9 | 581640 | 3.7 | 328257 | 2.5 | 435760 | 1.8 |
202406 | 116938 | 10.4 | 370482 | 7.3 | 590140 | 3.8 | 334938 | 2.5 | 443156 | 1.7 |
202407 | 115524 | 10.2 | 355933 | 7.2 | 580113 | 3.8 | 326890 | 2.5 | 433906 | 1.7 |
202408 | 117859 | 10.4 | 356059 | 7.2 | 578333 | 4.0 | 324389 | 2.6 | 432163 | 1.8 |
202409 | 119395 | 10.1 | 370651 | 6.6 | 597754 | 3.8 | 335461 | 2.5 | 449034 | 1.7 |
202410 | 117304 | 9.8 | 362289 | 6.3 | 587665 | 3.4 | 332302 | 2.2 | 443375 | 1.6 |
202411 | 118153 | 9.3 | 355020 | 5.7 | 578724 | 3.1 | 327302 | 1.9 | 440731 | 1.4 |
202412 | 117121 | 9.0 | 351267 | 5.1 | 582388 | 2.8 | 329268 | 1.8 | 439931 | 1.3 |
202413 | 115572 | 8.6 | 331546 | 4.8 | 571708 | 2.8 | 323622 | 1.7 | 436757 | 1.3 |
202414 | 113697 | 8.5 | 328242 | 4.2 | 571914 | 2.6 | 321503 | 1.7 | 431994 | 1.2 |
202415 | 113926 | 8.1 | 342359 | 3.9 | 577863 | 2.3 | 328538 | 1.5 | 444920 | 1.1 |
202416 | 112171 | 7.3 | 354324 | 3.5 | 582009 | 2.0 | 331977 | 1.3 | 449686 | 1.0 |
202417 | 110642 | 7.1 | 353647 | 3.5 | 573353 | 1.9 | 325421 | 1.3 | 437857 | 0.9 |
202418 | 111268 | 7.0 | 357877 | 3.4 | 577602 | 1.8 | 326977 | 1.2 | 443672 | 0.9 |
202419 | 108282 | 6.6 | 349741 | 3.2 | 576180 | 1.7 | 327759 | 1.2 | 442578 | 0.8 |
202420 | 106981 | 6.5 | 338812 | 3.2 | 568910 | 1.7 | 321877 | 1.2 | 436531 | 0.9 |
202421 | 108067 | 6.2 | 335803 | 3.0 | 579224 | 1.6 | 329792 | 1.2 | 448523 | 0.8 |
202422 | 106917 | 6.2 | 317652 | 2.9 | 562039 | 1.5 | 318194 | 1.1 | 430040 | 0.9 |
202423 | 100696 | 5.5 | 313439 | 2.5 | 577324 | 1.5 | 331893 | 1.1 | 451275 | 0.8 |
202424 | 95334 | 5.1 | 302213 | 2.3 | 568664 | 1.4 | 327654 | 1.0 | 444753 | 0.8 |
202425 | 93226 | 4.8 | 294672 | 2.1 | 568108 | 1.4 | 324647 | 1.0 | 441173 | 0.8 |
202426 | 92085 | 4.4 | 298586 | 2.1 | 579785 | 1.3 | 328200 | 1.0 | 445643 | 0.8 |
202427 | 90053 | 4.4 | 287294 | 2.0 | 548941 | 1.3 | 312482 | 1.0 | 431495 | 0.8 |
202428 | 93262 | 4.4 | 308664 | 2.0 | 597711 | 1.3 | 340222 | 1.0 | 457397 | 0.8 |
202429 | 91258 | 4.3 | 301815 | 2.0 | 586799 | 1.3 | 332297 | 1.0 | 449253 | 0.8 |
202430 | 89616 | 4.6 | 295416 | 2.0 | 572175 | 1.3 | 325547 | 1.0 | 440215 | 0.8 |
202431 | 90563 | 4.5 | 301865 | 2.1 | 577773 | 1.4 | 325736 | 1.0 | 442811 | 0.8 |
202432 | 89635 | 4.6 | 303655 | 2.1 | 573329 | 1.4 | 326131 | 1.0 | 439852 | 0.8 |
202433 | 91577 | 4.7 | 318640 | 2.3 | 578877 | 1.4 | 330159 | 0.9 | 447753 | 0.8 |
202434 | 95935 | 5.5 | 333110 | 2.8 | 574539 | 1.5 | 325664 | 1.0 | 443922 | 0.8 |
202435 | 99907 | 5.9 | 343800 | 3.2 | 580199 | 1.5 | 326535 | 1.0 | 446988 | 0.8 |
202436 | 101558 | 6.0 | 336372 | 3.2 | 565277 | 1.6 | 314537 | 1.1 | 431757 | 0.8 |
202437 | 100199 | 6.1 | 352685 | 3.1 | 577312 | 1.6 | 325665 | 1.0 | 444897 | 0.8 |
202438 | 101853 | 6.3 | 356889 | 3.2 | 581312 | 1.5 | 327480 | 1.1 | 446054 | 0.8 |
202439 | 98004 | 6.3 | 331362 | 3.1 | 553508 | 1.5 | 309436 | 1.1 | 424563 | 0.8 |