TABLE.
Number and rate* of primary and secondary syphilis cases, by race/ethnicity, U.S. Census region,† age group, and sex — National Notifiable Diseases Surveillance System, United States, 2005–2013
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| Characteristic | No. | Rate | No. | Rate | No. | Rate | No. | Rate | No. | Rate | No. | Rate | No. | Rate | No. | Rate | No. | Rate |
| Males | ||||||||||||||||||
| Race/ Ethnicity | ||||||||||||||||||
| White, non-Hispanic | 3,049 | 3.1 | 3,249 | 3.3 | 3,456 | 3.5 | 3,789 | 3.8 | 3,702 | 3.7 | 3,973 | 4.0 | 4,321 | 4.4 | 4,931 | 5.0 | 5,293 | 5.4 |
| Black, non-Hispanic | 2,607 | 14.6 | 3,086 | 17.1 | 3,952 | 21.7 | 4,876 | 26.7 | 5,535 | 29.8 | 5,236 | 27.8 | 5,074 | 26.6 | 5,369 | 27.8 | 5,383 | 27.9 |
| Hispanic | 1,111 | 5.0 | 1,304 | 5.7 | 1,627 | 6.9 | 1,844 | 7.6 | 1,904 | 7.6 | 2,119 | 8.3 | 2,182 | 8.3 | 2,889 | 10.7 | 3,118 | 11.6 |
| A/PI | 136 | 2.1 | 154 | 2.3 | 155 | 2.2 | 201 | 2.9 | 203 | 2.8 | 190 | 2.5 | 139 | 3.0 | 318 | 3.9 | 381 | 4.6 |
| AI/AN | 37 | 3.1 | 53 | 4.3 | 49 | 4.0 | 38 | 3.0 | 47 | 3.7 | 55 | 4.4 | 63 | 4.9 | 57 | 4.4 | 61 | 4.7 |
| Region | ||||||||||||||||||
| Northeast | 1,171 | 4.4 | 1,314 | 4.9 | 1,741 | 6.5 | 1,924 | 7.2 | 1,946 | 7.2 | 2,068 | 7.7 | 1,987 | 7.4 | 2,292 | 8.4 | 2,466 | 9.1 |
| Midwest | 1,059 | 3.3 | 1,020 | 3.1 | 1,113 | 3.4 | 1,485 | 4.5 | 1,638 | 5.0 | 1,944 | 5.9 | 1,926 | 5.8 | 1,987 | 6.0 | 2,311 | 7.0 |
| South | 3,170 | 6.0 | 3,619 | 6.8 | 4,378 | 8.1 | 5,008 | 9.1 | 5,657 | 10.2 | 5,029 | 9.0 | 5,164 | 9.1 | 5,904 | 10.3 | 5,933 | 10.3 |
| West | 1,983 | 5.8 | 2,340 | 6.7 | 2,537 | 7.2 | 2,838 | 8.0 | 2,523 | 7.0 | 2,940 | 8.2 | 3,376 | 9.3 | 4,007 | 10.9 | 4,465 | 12.2 |
| Age group (yrs)¶ | ||||||||||||||||||
| 15–19 | 251 | 2.3 | 332 | 3.0 | 416 | 3.8 | 585 | 5.3 | 661 | 6.0 | 617 | 5.5 | 606 | 5.5 | 640 | 5.8 | 663 | 6.0 |
| 20–24 | 875 | 8.1 | 1,080 | 9.9 | 1,461 | 13.5 | 1,877 | 17.3 | 2,242 | 20.2 | 2,429 | 22.1 | 2,582 | 22.8 | 2,859 | 24.8 | 3,042 | 26.3 |
| 25–29 | 1,007 | 9.8 | 1,330 | 12.6 | 1,574 | 14.6 | 1,851 | 16.9 | 2,027 | 18.2 | 2,131 | 20.0 | 2,277 | 21.2 | 2,641 | 24.4 | 2,925 | 27.0 |
| 30–34 | 1,178 | 11.6 | 1,056 | 10.6 | 1,303 | 13.2 | 1,489 | 15.0 | 1,571 | 15.5 | 1,597 | 16.0 | 1,657 | 16.1 | 2,023 | 19.3 | 2,179 | 20.8 |
| 35–39 | 1,394 | 13.2 | 1,426 | 13.4 | 1,529 | 14.4 | 1,568 | 14.8 | 1,409 | 13.6 | 1,313 | 13.1 | 1,265 | 13.0 | 1,443 | 14.9 | 1,597 | 16.4 |
| 40–44 | 1,253 | 11.0 | 1,362 | 12.2 | 1,551 | 14.1 | 1,573 | 14.6 | 1,476 | 14.1 | 1,448 | 13.9 | 1,408 | 13.5 | 1,544 | 14.8 | 1,515 | 14.5 |
| 45–54 | 1,080 | 5.2 | 1,277 | 6.0 | 1,463 | 6.8 | 1,790 | 8.2 | 1,815 | 8.3 | 1,877 | 8.5 | 1,999 | 9.1 | 2,310 | 10.6 | 1,398 | 11.0 |
| 55–64 | 283 | 1.9 | 340 | 2.2 | 379 | 2.4 | 412 | 2.5 | 475 | 2.8 | 457 | 2.6 | 510 | 2.8 | 586 | 3.2 | 682 | 3.7 |
| ≥65 | 59 | 0.4 | 87 | 0.6 | 86 | 0.5 | 102 | 0.6 | 84 | 0.5 | 105 | 0.6 | 137 | 0.8 | 138 | 0.7 | 159 | 0.8 |
| Total | 7,383 | 5.1 | 8,293 | 5.6 | 9,769 | 6.6 | 11,255 | 7.5 | 11,764 | 7.8 | 11,981 | 7.9 | 12,453 | 8.1 | 14,190 | 9.2 | 15,175 | 9.8 |
| Females | ||||||||||||||||||
| Race/ Ethnicity | ||||||||||||||||||
| White, non-Hispanic | 263 | 0.3 | 295 | 0.3 | 370 | 0.4 | 474 | 0.5 | 418 | 0.4 | 299 | 0.3 | 261 | 0.3 | 274 | 0.3 | 293 | 0.3 |
| Black, non-Hispanic | 828 | 4.2 | 942 | 4.8 | 1,075 | 5.4 | 1,478 | 7.4 | 1,605 | 7.9 | 1,296 | 6.3 | 1,041 | 5.0 | 931 | 4.4 | 852 | 4.0 |
| Hispanic | 183 | 0.9 | 158 | 0.7 | 163 | 0.7 | 209 | 0.9 | 144 | 0.6 | 118 | 0.5 | 142 | 0.6 | 193 | 0.7 | 209 | 0.8 |
| A/PI | 11 | 0.2 | 10 | 0.1 | 7 | 0.1 | 9 | 0.1 | 15 | 0.2 | 11 | 0.1 | 12 | 0.1 | 14 | 0.2 | 21 | 0.2 |
| AI/AN | 19 | 1.5 | 22 | 1.7 | 32 | 2.5 | 18 | 1.4 | 12 | 0.9 | 9 | 0.7 | 6 | 0.5 | 8 | 0.6 | 13 | 1.0 |
| Region | ||||||||||||||||||
| Northeast | 91 | 0.3 | 86 | 0.3 | 96 | 0.3 | 100 | 0.4 | 130 | 0.5 | 125 | 0.4 | 116 | 0.4 | 125 | 0.4 | 115 | 0.4 |
| Midwest | 137 | 0.4 | 156 | 0.5 | 147 | 0.4 | 237 | 0.7 | 212 | 0.6 | 309 | 0.9 | 249 | 0.7 | 251 | 0.7 | 239 | 0.7 |
| South | 884 | 1.6 | 984 | 1.8 | 1,228 | 2.2 | 1,697 | 3.0 | 1,756 | 3.0 | 1,225 | 2.1 | 997 | 1.7 | 915 | 1.5 | 818 | 1.4 |
| West | 227 | 0.7 | 232 | 0.7 | 221 | 0.6 | 208 | 0.6 | 134 | 0.4 | 121 | 0.3 | 139 | 0.4 | 167 | 0.5 | 299 | 0.8 |
| Age group (yrs)¶ | ||||||||||||||||||
| 15–19 | 192 | 1.9 | 233 | 2.2 | 248 | 2.4 | 318 | 3.0 | 344 | 3.3 | 313 | 2.9 | 258 | 2.5 | 238 | 2.3 | 202 | 1.9 |
| 20–24 | 305 | 3.0 | 299 | 2.9 | 356 | 3.5 | 520 | 5.1 | 570 | 5.5 | 474 | 4.5 | 403 | 3.7 | 417 | 3.8 | 429 | 3.9 |
| 25–29 | 205 | 2.1 | 241 | 2.4 | 265 | 2.6 | 404 | 3.9 | 377 | 3.6 | 322 | 3.1 | 268 | 2.5 | 266 | 2.5 | 272 | 2.6 |
| 30–34 | 150 | 1.5 | 163 | 1.7 | 193 | 2.0 | 244 | 2.5 | 286 | 2.9 | 197 | 2.0 | 187 | 1.8 | 182 | 1.7 | 164 | 1.6 |
| 35–39 | 179 | 1.7 | 154 | 1.5 | 191 | 1.8 | 241 | 2.3 | 203 | 2.0 | 140 | 1.4 | 115 | 1.2 | 120 | 1.2 | 121 | 1.2 |
| 40–44 | 164 | 1.4 | 153 | 1.4 | 192 | 1.7 | 202 | 1.9 | 167 | 1.6 | 104 | 1.0 | 91 | 0.9 | 70 | 0.7 | 101 | 1.0 |
| 45–54 | 111 | 0.5 | 165 | 0.8 | 200 | 0.9 | 236 | 1.0 | 218 | 1.0 | 176 | 0.8 | 120 | 0.5 | 128 | 0.6 | 122 | 0.5 |
| 55–64 | 20 | 0.1 | 35 | 0.2 | 30 | 0.2 | 46 | 0.3 | 42 | 0.2 | 36 | 0.2 | 43 | 0.2 | 27 | 0.1 | 36 | 0.2 |
| ≥65 | 5 | 0.0 | 2 | 0.0 | 9 | 0.0 | 9 | 0.0 | 8 | 0.0 | 6 | 0.0 | 3 | 0.0 | 5 | 0.0 | 12 | 0.0 |
| Total | 1,339 | 0.9 | 1,458 | 1.0 | 1,692 | 1.1 | 2,242 | 1.5 | 2,232 | 1.4 | 1,780 | 1.1 | 1,501 | 0.9 | 1,458 | 0.9 | 1,471 | 0.9 |
| Overall total ** | 8,724 | 2.9 | 9,756 | 3.3 | 11,466 | 3.8 | 13,500 | 4.4 | 13,997 | 4.6 | 13,774 | 4.5 | 13,970 | 4.5 | 15,667 | 5.0 | 16,663 | 5.3 |
Abbreviations: A/PI = Asian/Pacific Islander; AI/AN = American Indian/Alaska Native.
Per 100,000 population.
Northeast: Connecticut, Maine, Massachusetts, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, and Vermont; Midwest: Illinois, Indiana, Iowa, Kansas, Michigan, Minnesota, Missouri, Nebraska, North Dakota, Ohio, South Dakota, and Wisconsin; South: Alabama, Arkansas, Delaware, District of Columbia, Florida, Georgia, Kentucky, Louisiana, Maryland, Mississippi, North Carolina, Oklahoma, South Carolina, Tennessee, Texas, Virginia, and West Virginia; West: Alaska, Arizona, California, Colorado, Hawaii, Idaho, Montana, Nevada, New Mexico, Oregon, Utah, Washington, Wyoming.
Data are as of April 28, 2014.
Includes persons aged ≥15 years.
Cases among persons aged ≤14 years not shown.