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Table 34. Primary and Secondary Syphilis – Reported Cases and Rates per 100,000 Population by Age Group, and Sex, United States, 2007 – 2011


Year Age GroupCases Rates*
TotalMale Female Unknown Sex Total Male Female Unknown Sex
2007 0- 4 2 2 0 0 0.0 0.0 0.0 
5- 9 0 0 0 0 0.0 0.0 0.0 
10-14 13 5 8 0 0.1 0.0 0.1 
15-19 664 416 248 0 3.1 3.8 2.4 
20-24 1,817 1,461 356 0 8.6 13.5 3.5 
25-29 1,840 1,574 265 1 8.7 14.6 2.6 
30-34 1,499 1,303 193 3 7.7 13.2 2.0 
35-39 1,720 1,529 191 0 8.1 14.4 1.8 
40-44 1,744 1,551 192 1 7.9 14.1 1.7 
45-54 1,663 1,463 200 0 3.8 6.8 0.9 
55-64 409 379 30 0 1.3 2.4 0.2 
65+ 91 82 9 0 0.2 0.5 0.0 
UNK 4 4 0 0    
TOTAL 11,466 9,769 1,692 5 3.8 6.6 1.1 
2008 0- 4 1 0 1 0 0.0 0.0 0.0 
5- 9 2 0 2 0 0.0 0.0 0.0 
10-14 27 8 19 0 0.1 0.1 0.2 
15-19 903 585 318 0 4.2 5.3 3.0 
20-24 2,397 1,877 520 0 11.4 17.3 5.1 
25-29 2,256 1,851 404 1 10.6 16.9 3.9 
30-34 1,733 1,489 244 0 8.8 15.0 2.5 
35-39 1,809 1,568 241 0 8.6 14.8 2.3 
40-44 1,776 1,573 202 1 8.3 14.6 1.9 
45-54 2,027 1,790 236 1 4.6 8.2 1.0 
55-64 458 412 46 0 1.4 2.5 0.3 
65+ 105 97 8 0 0.3 0.6 0.0 
UNK 6 5 1 0    
TOTAL 13,500 11,255 2,242 3 4.4 7.5 1.5 
2009 0- 4 1 0 1 0 0.0 0.0 0.0 
5- 9 1 0 1 0 0.0 0.0 0.0 
10-14 19 4 15 0 0.1 0.0 0.2 
15-19 1,005 661 344 0 4.7 6.0 3.3 
20-24 2,812 2,242 570 0 13.1 20.2 5.5 
25-29 2,405 2,027 377 1 11.1 18.2 3.6 
30-34 1,857 1,571 286 0 9.3 15.5 2.9 
35-39 1,612 1,409 203 0 7.8 13.6 2.0 
40-44 1,643 1,476 167 0 7.8 14.1 1.6 
45-54 2,033 1,815 218 0 4.6 8.3 1.0 
55-64 517 475 42 0 1.5 2.8 0.2 
65+ 90 83 7 0 0.2 0.5 0.0 
UNK 2 1 1 0    
TOTAL 13,997 11,764 2,232 1 4.6 7.8 1.4 
2010 0- 4 1 0 1 0 0.0 0.0 0.0 
5- 9 0 0 0 0 0.0 0.0 0.0 
10-14 18 7 11 0 0.1 0.1 0.1 
15-19 932 617 313 2 4.2 5.5 2.9 
20-24 2,907 2,429 474 4 13.5 22.1 4.5 
25-29 2,455 2,131 322 2 11.6 20.0 3.1 
30-34 1,794 1,597 197 0 9.0 16.0 2.0 
35-39 1,454 1,313 140 1 7.2 13.1 1.4 
40-44 1,553 1,448 104 1 7.4 13.9 1.0 
45-54 2,056 1,877 176 3 4.6 8.5 0.8 
55-64 493 457 36 0 1.4 2.6 0.2 
65+ 107 102 5 0 0.3 0.6 0.0 
UNK 4 3 1 0    
TOTAL 13,774 11,981 1,780 13 4.5 7.9 1.1 
2011 0- 4 9 5 4 0 0.0 0.0 0.0 
5- 9 1 1 0 0 0.0 0.0 0.0 
10-14 15 6 9 0 0.1 0.1 0.1 
15-19 864 606 258 0 3.9 5.4 2.4 
20-24 2,987 2,582 403 2 13.8 23.4 3.8 
25-29 2,546 2,277 268 1 12.1 21.4 2.6 
30-34 1,846 1,657 187 2 9.2 16.6 1.9 
35-39 1,382 1,265 115 2 6.8 12.6 1.1 
40-44 1,503 1,408 91 4 7.2 13.5 0.9 
45-54 2,123 1,999 120 4 4.7 9.0 0.5 
55-64 554 510 43 1 1.5 2.9 0.2 
65+ 138 135 3 0 0.3 0.8 0.0 
UNK 2 2 0 0    
TOTAL 13,970 12,453 1,501 16 4.5 8.2 1.0 

*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 and 5–9 age groups may include cases due to congenital transmission.

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