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 | 108324 | 8.5 | 303436 | 3.0 | 448523 | 1.2 | 247400 | 0.9 | 287229 | 0.6 |
202141 | 107554 | 8.5 | 294690 | 2.8 | 444541 | 1.1 | 245014 | 0.8 | 288771 | 0.6 |
202142 | 104558 | 8.4 | 283923 | 2.7 | 420441 | 1.1 | 233975 | 0.9 | 278887 | 0.6 |
202143 | 106937 | 8.3 | 283857 | 2.8 | 428151 | 1.1 | 238394 | 0.8 | 287598 | 0.6 |
202144 | 104931 | 8.7 | 285414 | 3.2 | 414509 | 1.2 | 231006 | 0.9 | 278788 | 0.6 |
202145 | 111667 | 9.0 | 292405 | 3.4 | 429982 | 1.3 | 240221 | 1.0 | 287818 | 0.7 |
202146 | 111903 | 9.1 | 293085 | 3.5 | 437132 | 1.4 | 244177 | 1.0 | 292239 | 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 | 132274 | 12.4 | 315350 | 6.5 | 569134 | 4.8 | 286026 | 3.3 | 315550 | 2.0 |
202201 | 111945 | 10.5 | 309155 | 5.5 | 540558 | 4.1 | 274983 | 3.0 | 305795 | 1.8 |
202202 | 95421 | 8.8 | 281382 | 4.8 | 479534 | 3.1 | 253533 | 2.3 | 291666 | 1.5 |
202203 | 84739 | 7.9 | 241318 | 3.7 | 433234 | 2.4 | 235951 | 1.8 | 280203 | 1.1 |
202204 | 77179 | 6.6 | 230928 | 2.6 | 404132 | 1.7 | 226987 | 1.3 | 274130 | 0.8 |
202205 | 74817 | 5.8 | 221456 | 2.3 | 381407 | 1.1 | 217449 | 0.9 | 268303 | 0.7 |
202206 | 77988 | 5.6 | 238191 | 2.0 | 394037 | 0.8 | 227780 | 0.7 | 283247 | 0.5 |
202207 | 84872 | 5.6 | 240813 | 2.2 | 387487 | 0.8 | 224167 | 0.6 | 276918 | 0.4 |
202208 | 86249 | 5.8 | 237952 | 2.3 | 386167 | 0.8 | 219983 | 0.5 | 273393 | 0.4 |
202209 | 89962 | 5.6 | 254806 | 2.4 | 396228 | 0.8 | 226877 | 0.5 | 283199 | 0.4 |
202210 | 93495 | 6.1 | 258973 | 2.7 | 399504 | 0.8 | 224858 | 0.5 | 275519 | 0.4 |
202211 | 97808 | 6.4 | 265257 | 3.0 | 411274 | 0.9 | 232675 | 0.6 | 290573 | 0.5 |
202212 | 96515 | 6.7 | 267540 | 3.0 | 414592 | 1.0 | 233019 | 0.7 | 286204 | 0.5 |
202213 | 98691 | 6.8 | 272295 | 3.2 | 417337 | 1.1 | 230458 | 0.7 | 285763 | 0.6 |
202214 | 100515 | 7.4 | 277168 | 3.6 | 424110 | 1.2 | 236211 | 0.7 | 290692 | 0.6 |
202215 | 103822 | 7.8 | 277317 | 4.0 | 425374 | 1.3 | 237863 | 0.8 | 295723 | 0.7 |
202216 | 102624 | 8.2 | 276821 | 3.9 | 426231 | 1.4 | 236860 | 0.9 | 294603 | 0.8 |
202217 | 109931 | 8.4 | 304962 | 3.9 | 450695 | 1.4 | 249422 | 0.9 | 308634 | 0.8 |
202218 | 104357 | 8.9 | 294624 | 4.5 | 442486 | 1.5 | 244507 | 1.1 | 303554 | 0.8 |
202219 | 116564 | 9.3 | 313561 | 4.8 | 459309 | 1.6 | 256806 | 1.1 | 316255 | 0.9 |
202220 | 116290 | 9.4 | 311614 | 5.0 | 466226 | 1.6 | 258874 | 1.1 | 319822 | 0.9 |
202221 | 116070 | 9.6 | 306532 | 5.2 | 469452 | 1.7 | 260097 | 1.2 | 318373 | 0.9 |
202222 | 115984 | 10.2 | 284732 | 4.8 | 453673 | 1.8 | 254079 | 1.2 | 314988 | 0.9 |
202223 | 110766 | 9.3 | 275501 | 3.8 | 461255 | 1.6 | 259493 | 1.2 | 317412 | 0.9 |
202224 | 105170 | 8.8 | 263301 | 3.1 | 457746 | 1.4 | 257226 | 1.0 | 316787 | 0.8 |
202225 | 104089 | 7.9 | 260327 | 2.7 | 461650 | 1.4 | 259498 | 1.0 | 319433 | 0.8 |
202226 | 102269 | 7.5 | 256528 | 2.3 | 456529 | 1.3 | 257050 | 1.0 | 321091 | 0.8 |
202227 | 99673 | 7.3 | 259380 | 2.3 | 467496 | 1.3 | 262481 | 1.0 | 324539 | 0.8 |
202228 | 99057 | 6.5 | 261636 | 2.1 | 472197 | 1.2 | 264779 | 1.0 | 326641 | 0.8 |
202229 | 98217 | 6.4 | 262798 | 2.1 | 473445 | 1.2 | 264510 | 0.9 | 326130 | 0.8 |
202230 | 97098 | 6.4 | 262764 | 2.1 | 467714 | 1.2 | 260715 | 0.9 | 319486 | 0.8 |
202231 | 95534 | 6.2 | 264647 | 1.9 | 463460 | 1.1 | 258027 | 0.8 | 319153 | 0.7 |
202232 | 93204 | 5.9 | 261507 | 2.0 | 449825 | 1.1 | 251999 | 0.8 | 311258 | 0.7 |
202233 | 97919 | 6.3 | 276165 | 2.4 | 453257 | 1.0 | 255491 | 0.8 | 316785 | 0.6 |
202234 | 104294 | 7.0 | 292067 | 2.9 | 453864 | 1.1 | 254532 | 0.8 | 313549 | 0.6 |
202235 | 108993 | 7.2 | 303720 | 3.1 | 460758 | 1.1 | 255888 | 0.7 | 319859 | 0.6 |
202236 | 112886 | 7.8 | 299007 | 3.1 | 457681 | 1.1 | 255601 | 0.8 | 318559 | 0.6 |
202237 | 114320 | 8.1 | 310186 | 3.2 | 456000 | 1.1 | 257056 | 0.7 | 319593 | 0.5 |