Table 3.
Q fever serology by division and state.
| U.S. Census Division and State | Total Tests (n = 63,952) | Ph2 > 128 (n = 4,998) | Ph1 > 1024 (n = 1,233) | Total elevated serology (n = 5,006) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| n | per capitaa | % | n | per capitaa | %b | n | per capitaa | %b | n | per capitaa | %b | |
| New England | 2726 | 185.8 | 4.3 | 176 | 12.0 | 6.5 | 13 | 0.9 | 0.5 | 176 | 12.0 | 6.5 |
| Connecticut | 420 | 117.0 | 0.7 | 42 | 11.7 | 10.0 | 2 | 0.6 | 0.5 | 42 | 11.7 | 10.0 |
| Maine | 247 | 185.7 | 0.4 | 5 | 3.8 | 2.0 | 1 | 0.8 | 0.4 | 5 | 3.8 | 2.0 |
| Massachusetts | 1583 | 234.8 | 2.5 | 79 | 11.7 | 5.0 | 5 | 0.7 | 0.3 | 79 | 11.7 | 5.0 |
| New Hampshire | 126 | 94.9 | 0.2 | 5 | 3.8 | 4.0 | 1 | 0.8 | 0.8 | 5 | 3.8 | 4.0 |
| Rhode Island | 119 | 112.9 | 0.2 | 11 | 10.4 | 9.2 | 0 | 0.0 | 0.0 | 11 | 10.4 | 9.2 |
| Vermont | 231 | 368.9 | 0.4 | 34 | 54.3 | 14.7 | 4 | 6.4 | 1.7 | 34 | 54.3 | 14.7 |
| Middle Atlantic | 9702 | 234.4 | 15.2 | 360 | 8.7 | 3.7 | 56 | 1.4 | 0.6 | 360 | 8.7 | 3.7 |
| New Jersey | 5657 | 634.5 | 8.8 | 107 | 12.0 | 1.9 | 20 | 2.2 | 0.4 | 107 | 12.0 | 1.9 |
| New York | 2759 | 140.1 | 4.3 | 165 | 8.4 | 6.0 | 32 | 1.6 | 1.2 | 165 | 8.4 | 6.0 |
| Pennsylvania | 1286 | 100.6 | 2.0 | 88 | 6.9 | 6.8 | 4 | 0.3 | 0.3 | 88 | 6.9 | 6.8 |
| E. N. Central | 8060 | 172.6 | 12.6 | 557 | 11.9 | 6.9 | 107 | 2.3 | 1.3 | 559 | 12.0 | 6.9 |
| Illinois | 1699 | 132.2 | 2.7 | 80 | 6.2 | 4.7 | 15 | 1.2 | 0.9 | 81 | 6.3 | 4.8 |
| Indiana | 592 | 89.8 | 0.9 | 18 | 2.7 | 3.0 | 4 | 0.6 | 0.7 | 18 | 2.7 | 3.0 |
| Michigan | 2382 | 240.4 | 3.7 | 117 | 11.8 | 4.9 | 13 | 1.3 | 0.5 | 117 | 11.8 | 4.9 |
| Ohio | 1882 | 162.4 | 2.9 | 131 | 11.3 | 7.0 | 37 | 3.2 | 2.0 | 131 | 11.3 | 7.0 |
| Wisconsin | 1505 | 261.5 | 2.4 | 211 | 36.7 | 14.0 | 38 | 6.6 | 2.5 | 212 | 36.8 | 14.1 |
| W. N. Central | 10455 | 498.2 | 16.3 | 999 | 47.6 | 9.6 | 330 | 15.7 | 3.2 | 1001 | 47.7 | 9.6 |
| Iowa | 1472 | 473.8 | 2.3 | 147 | 47.3 | 10.0 | 83 | 26.7 | 5.6 | 148 | 47.6 | 10.1 |
| Kansas | 1403 | 484.1 | 2.2 | 87 | 30.0 | 6.2 | 22 | 7.6 | 1.6 | 87 | 30.0 | 6.2 |
| Minnesota | 2646 | 485.4 | 4.1 | 237 | 43.5 | 9.0 | 54 | 9.9 | 2.0 | 238 | 43.7 | 9.0 |
| Missouri | 2032 | 335.3 | 3.2 | 155 | 25.6 | 7.6 | 34 | 5.6 | 1.7 | 155 | 25.6 | 7.6 |
| Nebraska | 928 | 493.3 | 1.5 | 70 | 37.2 | 7.5 | 15 | 8.0 | 1.6 | 70 | 37.2 | 7.5 |
| North Dakota | 425 | 577.3 | 0.7 | 32 | 43.5 | 7.5 | 20 | 27.2 | 4.7 | 32 | 43.5 | 7.5 |
| South Dakota | 1549 | 1820.1 | 2.4 | 271 | 318.4 | 17.5 | 102 | 119.9 | 6.6 | 271 | 318.4 | 17.5 |
| S. Atlantic | 7568 | 121.1 | 11.8 | 287 | 4.6 | 3.8 | 66 | 1.1 | 0.9 | 287 | 4.6 | 3.8 |
| Delaware | 94 | 100.6 | 0.1 | 3 | 3.2 | 3.2 | 0 | 0.0 | 0.0 | 3 | 3.2 | 3.2 |
| District of Columbia | 205 | 311.1 | 0.3 | 11 | 16.7 | 5.4 | 0 | 0.0 | 0.0 | 11 | 16.7 | 5.4 |
| Florida | 2777 | 139.3 | 4.3 | 94 | 4.7 | 3.4 | 6 | 0.3 | 0.2 | 94 | 4.7 | 3.4 |
| Georgia | 781 | 77.3 | 1.2 | 47 | 4.7 | 6.0 | 24 | 2.4 | 3.1 | 47 | 4.7 | 6.0 |
| Maryland | 614 | 103.0 | 1.0 | 26 | 4.4 | 4.2 | 2 | 0.3 | 0.3 | 26 | 4.4 | 4.2 |
| North Carolina | 1167 | 117.4 | 1.8 | 55 | 5.5 | 4.7 | 16 | 1.6 | 1.4 | 55 | 5.5 | 4.7 |
| South Carolina | 332 | 68.7 | 0.5 | 8 | 1.7 | 2.4 | 0 | 0.0 | 0.0 | 8 | 1.7 | 2.4 |
| Virginia | 1394 | 167.7 | 2.2 | 34 | 4.1 | 2.4 | 18 | 2.2 | 1.3 | 34 | 4.1 | 2.4 |
| West Virginia | 204 | 110.5 | 0.3 | 9 | 4.9 | 4.4 | 0 | 0.0 | 0.0 | 9 | 4.9 | 4.4 |
| E. S. Central | 2973 | 158.2 | 4.6 | 137 | 7.3 | 4.6 | 47 | 2.5 | 1.6 | 137 | 7.3 | 4.6 |
| Alabama | 536 | 110.7 | 0.8 | 11 | 2.3 | 2.1 | 1 | 0.2 | 0.2 | 11 | 2.3 | 2.1 |
| Kentucky | 745 | 168.9 | 1.2 | 51 | 11.6 | 6.8 | 22 | 5.0 | 3.0 | 51 | 11.6 | 6.8 |
| Mississippi | 329 | 110.1 | 0.5 | 10 | 3.3 | 3.0 | 8 | 2.7 | 2.4 | 10 | 3.3 | 3.0 |
| Tennessee | 1363 | 208.2 | 2.1 | 65 | 9.9 | 4.8 | 16 | 2.4 | 1.2 | 65 | 9.9 | 4.8 |
| W. S. Central | 8389 | 231.6 | 13.1 | 573 | 15.8 | 6.8 | 151 | 4.2 | 1.8 | 573 | 15.8 | 6.8 |
| Arkansas | 732 | 993.4 | 1.1 | 50 | 67.9 | 6.8 | 6 | 8.1 | 0.8 | 50 | 67.9 | 6.8 |
| Louisiana | 385 | 82.9 | 0.6 | 6 | 1.3 | 1.6 | 1 | 0.2 | 0.3 | 6 | 1.3 | 1.6 |
| Oklahoma | 395 | 101.9 | 0.6 | 37 | 9.5 | 9.4 | 17 | 4.4 | 4.3 | 37 | 9.5 | 9.4 |
| Texas | 6877 | 255.1 | 10.8 | 480 | 17.8 | 7.0 | 127 | 4.7 | 1.8 | 480 | 17.8 | 7.0 |
| Mountain | 5611 | 288.6 | 8.8 | 631 | 32.5 | 11.2 | 167 | 8.6 | 3.0 | 634 | 32.6 | 11.3 |
| Arizona | 1408 | 474.3 | 2.2 | 82 | 27.6 | 5.8 | 21 | 7.1 | 1.5 | 82 | 27.6 | 5.8 |
| Colorado | 2068 | 385.9 | 3.2 | 183 | 34.1 | 8.8 | 67 | 12.5 | 3.2 | 185 | 34.5 | 8.9 |
| Idaho | 66 | 40.4 | 0.1 | 13 | 7.9 | 19.7 | 0 | 0.0 | 0.0 | 13 | 7.9 | 19.7 |
| Montana | 314 | 306.8 | 0.5 | 32 | 31.3 | 10.2 | 17 | 16.6 | 5.4 | 32 | 31.3 | 10.2 |
| Nevada | 188 | 66.2 | 0.3 | 18 | 6.3 | 9.6 | 3 | 1.1 | 1.6 | 18 | 6.3 | 9.6 |
| New Mexico | 381 | 182.9 | 0.6 | 41 | 19.7 | 10.8 | 17 | 8.2 | 4.5 | 42 | 20.2 | 11.0 |
| Utah | 1093 | 370.7 | 1.7 | 230 | 78.0 | 21.0 | 18 | 6.1 | 1.6 | 230 | 78.0 | 21.0 |
| Wyoming | 93 | 159.5 | 0.1 | 32 | 54.9 | 34.4 | 24 | 41.2 | 25.8 | 32 | 54.9 | 34.4 |
| Pacific | 8364 | 144.6 | 13.1 | 1270 | 22.0 | 15.2 | 293 | 5.1 | 3.5 | 1271 | 22.0 | 15.2 |
| Alaska | 30 | 4.5 | 0.05 | 4 | 0.6 | 13.3 | 0 | 0.0 | 0.0 | 4 | 0.6 | 13.3 |
| California | 5739 | 148.5 | 9.0 | 1100 | 28.5 | 19.2 | 248 | 6.4 | 4.3 | 1100 | 28.5 | 19.2 |
| Hawaii | 7 | 5.0 | 0.01 | 3 | 2.1 | 42.9 | 0 | 0.0 | 0.0 | 3 | 2.1 | 42.9 |
| Oregon | 764 | 191.9 | 1.2 | 73 | 18.3 | 9.6 | 20 | 5.0 | 2.6 | 73 | 18.3 | 9.6 |
| Washington | 1824 | 257.9 | 2.9 | 90 | 12.7 | 4.9 | 25 | 3.5 | 1.4 | 91 | 12.9 | 5.0 |
| Territories | 24 | 6.8 | 0.04 | 4 | 1.1 | 16.7 | 0 | 0.0 | 0.0 | 4 | 1.1 | 16.7 |
| Puerto Rico | 24 | 6.8 | 0.04 | 4 | 1.1 | 16.7 | 0 | 0.0 | 0.0 | 4 | 1.1 | 16.7 |
Only specimens with geographical information were included. Specimens likely represent the location of the submitting physician and are not necessarily reflective of the patient’s state of residence.
aPer 1,000,000 persons, based on US Census data.
bPercentage relative to total tests performed in each respective division or state.