U.S. Outpatient Influenza-like Illness Surveillance Network (ILINet):
Percentage of Visits for ILI by Age Group Reported by A Subset of ILINet Providers
2021-2022 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 |
202140 | 108323 | 8.5 | 303420 | 3.0 | 448432 | 1.2 | 247253 | 0.9 | 287024 | 0.6 |
202141 | 107553 | 8.5 | 294668 | 2.8 | 444455 | 1.1 | 244888 | 0.8 | 288600 | 0.6 |
202142 | 104558 | 8.4 | 283900 | 2.7 | 420342 | 1.1 | 233846 | 0.9 | 278706 | 0.6 |
202143 | 106937 | 8.3 | 283838 | 2.8 | 428050 | 1.1 | 238258 | 0.8 | 287379 | 0.6 |
202144 | 104930 | 8.7 | 285387 | 3.2 | 414408 | 1.2 | 230859 | 0.9 | 278556 | 0.6 |
202145 | 111667 | 9.0 | 292405 | 3.4 | 429982 | 1.3 | 240221 | 1.0 | 287818 | 0.7 |
202146 | 111903 | 9.1 | 293049 | 3.5 | 437039 | 1.4 | 244035 | 1.0 | 292044 | 0.7 |
202147 | 109051 | 9.5 | 243153 | 3.7 | 401587 | 1.5 | 227630 | 1.2 | 282559 | 0.8 |
202148 | 112097 | 9.3 | 293531 | 3.8 | 454197 | 1.8 | 253321 | 1.4 | 306444 | 0.9 |
202149 | 108173 | 9.5 | 293602 | 4.3 | 447130 | 1.8 | 251350 | 1.3 | 297073 | 0.9 |
202150 | 112763 | 10.0 | 298095 | 5.1 | 456460 | 2.1 | 252100 | 1.4 | 298153 | 0.9 |
202151 | 114567 | 11.0 | 276602 | 6.2 | 461322 | 3.4 | 245174 | 2.2 | 286155 | 1.3 |
202152 | 132154 | 12.4 | 314959 | 6.5 | 568304 | 4.8 | 285226 | 3.3 | 314669 | 2.0 |
202201 | 111790 | 10.5 | 308715 | 5.5 | 539571 | 4.1 | 274008 | 3.0 | 304671 | 1.8 |
202202 | 95279 | 8.8 | 280913 | 4.8 | 478439 | 3.1 | 252519 | 2.3 | 290542 | 1.5 |
202203 | 84590 | 7.9 | 240859 | 3.7 | 432198 | 2.4 | 234975 | 1.8 | 279029 | 1.1 |
202204 | 77030 | 6.6 | 230522 | 2.6 | 403095 | 1.7 | 226078 | 1.3 | 273012 | 0.8 |
202205 | 74664 | 5.8 | 221037 | 2.3 | 380432 | 1.1 | 216543 | 0.9 | 267316 | 0.7 |
202206 | 77862 | 5.6 | 237774 | 2.0 | 393005 | 0.8 | 226750 | 0.7 | 282078 | 0.5 |
202207 | 84707 | 5.6 | 240359 | 2.2 | 386467 | 0.8 | 223193 | 0.6 | 275871 | 0.4 |
202208 | 86111 | 5.8 | 237526 | 2.3 | 385144 | 0.8 | 219082 | 0.5 | 272352 | 0.4 |
202209 | 88779 | 5.7 | 253214 | 2.4 | 395102 | 0.8 | 225904 | 0.5 | 282024 | 0.4 |
202210 | 92388 | 6.1 | 256986 | 2.7 | 398412 | 0.8 | 223907 | 0.5 | 274528 | 0.4 |
202211 | 96456 | 6.5 | 263244 | 3.0 | 409636 | 0.9 | 231172 | 0.6 | 288975 | 0.5 |
202212 | 95374 | 6.7 | 265360 | 3.0 | 412425 | 1.0 | 231387 | 0.7 | 284258 | 0.5 |