Table 6A. Chlamydia — Reported Cases and Rates of Reported Cases Among Men Aged 15–24 Years by Age, United States, 2017–2021
| Ages | Cases | Rates per 100,000 Population | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2017 | 2018 | 2019 | 2020 | 2021 | |
| 15 | 4,144 | 4,088 | 4,459 | 3,729 | 3,646 | 197.4 | 193.6 | 209.4 | 169.8 | 163.6 |
| 16 | 10,782 | 10,573 | 11,240 | 9,275 | 9,260 | 500.1 | 501.9 | 531.1 | 419.2 | 420.1 |
| 17 | 19,665 | 19,972 | 20,956 | 17,206 | 17,286 | 894.7 | 922.3 | 992.0 | 788.1 | 780.5 |
| 18 | 28,502 | 30,184 | 31,552 | 26,208 | 25,737 | 1,313.8 | 1,365.9 | 1,452.4 | 1,195.2 | 1,173.5 |
| 19 | 36,771 | 38,765 | 40,517 | 34,526 | 34,791 | 1,688.0 | 1,777.2 | 1,829.4 | 1,550.7 | 1,594.6 |
| 20 | 41,038 | 43,337 | 45,850 | 39,465 | 39,371 | 1,876.1 | 1,981.9 | 2,100.2 | 1,789.8 | 1,774.2 |
| 21 | 42,212 | 43,800 | 45,646 | 39,587 | 40,614 | 1,906.6 | 1,996.7 | 2,087.1 | 1,811.7 | 1,830.4 |
| 22 | 40,515 | 41,619 | 43,437 | 36,821 | 37,966 | 1,784.7 | 1,875.1 | 1,978.6 | 1,696.0 | 1,739.9 |
| 23 | 37,373 | 38,096 | 38,735 | 33,885 | 35,014 | 1,611.7 | 1,673.6 | 1,743.4 | 1,555.4 | 1,609.0 |
| 24 | 34,833 | 35,676 | 35,967 | 30,302 | 31,385 | 1,476.7 | 1,534.2 | 1,579.3 | 1,372.8 | 1,441.6 |
| Total | 295,835 | 306,110 | 318,359 | 271,004 | 275,070 | 1,335.6 | 1,392.9 | 1,459.7 | 1,234.2 | 1,250.5 |
| NOTE: Cases reported with unknown sex are not included in this table. The COVID-19 pandemic has introduced uncertainty and difficulty in interpreting STD data collected during 2020 and 2021. See Impact of COVID-19 on STDs for more information. | ||||||||||
Need Help Printing this Page?
Consider adjusting the scale or “shrink to fit” in your browser settings, or consult the printing instructions applicable to your browser. Alternatively, consider using the STD facts brochures or ordering materials through CDC-INFO on Demand (please note: stock is limited).
Chrome | Safari | Edge | Firefox | IE