Table 10. Chlamydia — Reported Cases and Rates of Reported Cases by Age Group and Sex, United States, 2013–2017

This is a table caption for compliance. Please ignore it.
Year Age Group Cases Rates per 100,000 Population*
Total Male Female Unknown Sex Total Male Female
2013 0–4 681 266 402 13 3.4 2.6 4.1
5–9 145 20 123 2 0.7 0.2 1.2
10–14 12,585 1,554 11,001 30 60.9 14.7 108.9
15–19 395,612 78,404 316,438 770 1,869.7 722.9 3,068.4
20–24 553,658 153,102 399,545 1,011 2,428.8 1,310.9 3,594.2
25–29 233,429 82,190 150,733 506 1,081.7 749.9 1,419.3
30–34 103,675 41,017 62,414 244 487.6 384.0 589.8
35–39 46,991 20,157 26,720 114 239.7 206.0 272.1
40–44 24,774 12,200 12,501 73 118.8 117.8 119.2
45–54 21,511 12,180 9,299 32 49.1 56.5 41.9
55–64 5,424 3,154 2,259 11 13.8 16.6 11.1
65+ 1,377 750 616 11 3.1 3.8 2.5
Unknown Age 2,044 658 1,297 89      
TOTAL 1,401,906 405,652 993,348 2,906 443.5 260.6 619.0
2014 0–4 603 200 388 15 3.0 2.0 4.0
5–9 181 26 152 3 0.9 0.2 1.5
10–14 11,406 1,342 10,041 23 55.2 12.7 99.2
15–19 381,717 77,908 303,294 515 1,811.9 722.4 2,949.3
20–24 566,385 159,804 405,876 705 2,472.0 1,361.3 3,632.7
25–29 253,825 91,729 161,793 303 1,154.4 821.8 1,494.4
30–34 113,208 45,990 67,060 158 525.9 425.5 625.6
35–39 52,536 22,894 29,545 97 263.7 230.3 296.0
40–44 27,426 13,711 13,662 53 133.2 134.2 131.7
45–54 24,773 14,318 10,424 31 57.0 66.8 47.3
55–64 6,527 3,911 2,603 13 16.3 20.2 12.5
65+ 1,449 871 570 8 3.1 4.3 2.2
Unknown Age 1,753 621 1,033 99      
TOTAL 1,441,789 433,325 1,006,441 2,023 452.2 276.1 621.6
2015 0–4 518 196 322 0 2.6 1.9 3.3
5–9 148 18 130 0 0.7 0.2 1.3
10–14 10,642 1,216 9,394 32 51.6 11.6 93.0
15–19 391,396 82,775 307,937 684 1,854.2 766.6 2,986.5
20–24 589,963 172,313 416,772 878 2,594.5 1,476.8 3,764.4
25–29 280,429 104,679 175,291 459 1,248.5 917.5 1,586.0
30–34 123,866 52,019 71,653 194 571.5 477.7 664.3
35–39 59,905 27,180 32,621 104 294.0 267.2 319.8
40–44 30,379 15,210 15,118 51 150.3 151.6 148.4
45–54 28,833 17,011 11,764 58 66.8 79.9 53.7
55–64 7,756 4,901 2,840 15 19.0 24.9 13.4
65+ 1,596 1,043 546 7 3.3 4.9 2.0
Unknown Age 1,227 420 755 52      
TOTAL 1,526,658 478,981 1,045,143 2,534 475.0 302.7 640.4
2016 0–4 597 225 368 4 3.0 2.2 3.8
5–9 188 25 161 2 0.9 0.2 1.6
10–14 10,571 1,341 9,206 24 51.3 12.7 91.2
15–19 407,230 89,899 316,639 692 1,927.3 832.3 3,065.8
20–24 601,173 181,857 418,388 928 2,686.1 1,582.6 3,842.0
25–29 298,176 114,484 183,222 470 1,302.6 984.3 1,627.3
30–34 133,062 58,583 74,226 253 610.8 534.1 686.1
35–39 66,669 31,671 34,872 126 320.9 305.2 335.4
40–44 32,548 16,784 15,705 59 165.2 171.7 158.3
45–54 32,316 19,569 12,683 64 75.5 92.7 58.5
55–64 9,321 5,942 3,354 25 22.5 29.7 15.6
65+ 1,772 1,161 597 14 3.6 5.3 2.2
Unknown Age 4,731 1,329 3,298 104      
TOTAL 1,598,354 522,870 1,072,719 2,765 494.7 328.7 653.9
2017 0–4 514 188 323 3 2.6 1.8 3.3
5–9 167 9 158 0 0.8 0.1 1.6
10–14 10,726 1,252 9,454 20 52.0 11.9 93.6
15–19 437,904 99,864 337,290 750 2,072.4 924.5 3,265.7
20–24 631,207 195,971 434,050 1,186 2,820.3 1,705.4 3,985.8
25–29 321,857 127,007 194,267 583 1,406.0 1,091.9 1,725.4
30–34 144,451 65,690 78,502 259 663.0 598.9 725.7
35–39 74,202 36,427 37,621 154 357.2 351.1 361.8
40–44 36,332 19,310 16,940 82 184.5 197.5 170.8
45–54 36,229 22,431 13,713 85 84.7 106.3 63.3
55–64 11,356 7,490 3,840 26 27.4 37.5 17.9
65+ 2,178 1,461 698 19 4.4 6.7 2.5
Unknown Age 1,446 544 795 107      
TOTAL 1,708,569 577,644 1,127,651 3,274 528.8 363.1 687.4

* No population data are available for unknown sex and age; therefore, rates are not calculated.

NOTE: This table should be used only for age comparisons.

Cases in the 0–4 age group may include cases due to perinatal transmission.

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