Table 1.
Characteristics of 15 AGEBs assessed in Tijuana, México, for risk of human and canine Rocky Mountain spotted fever
| AGEB | Marginalization | No. (%) Homes Near Canal | No. (%) Homes on Dirt Road | No. (%) Aware of RMSF | No. Reporting RMSF Case | No. (%) Reporting Tick Bite | Mean ± SD Cement Coverage | No. (%) Houses on Hill | No. (%) Houses Fumigating at least Twice/Year | No. (%) Houses Treating Dogs at least Twice/Year |
|---|---|---|---|---|---|---|---|---|---|---|
| 1* | Very high | 0/8 (0) | 10/10 (100) | 5/10 (50.0) | 0/10 | 0/10 (0) | 24.78 ± 41.33 | 10/10 (100) | 3/10 (30.0) | 3/6 (50.0) |
| 2* | High | 10/10 (100) | 10/10 (100) | 8/10 (80.0) | 0/10 | 1/10 (10.0) | 51.00 ± 36.95 | 7/10 (70.0) | 5/10 (50.0) | 5/10 (50.0) |
| 3* | High | 0/11 (0) | 5/11 (45.5) | 9/11 (81.8) | 0/11 | 0/11 (0) | 42.73 ± 46.23 | 7/11 (63.6) | 10/10 (100) | 8/8 (100) |
| 4 | High | 1/11 (9.1) | 8/11 (72.7) | 7/11 (63.6) | 0/11 | 1/11 (9.1) | 11.82 ± 24.73 | 7/11 (63.6) | 5/11 (45.5) | 2/8 (25.0) |
| 5 | High | 0/10 (0) | 8/10 (80.0) | 8/10 (80.0) | 0/10 | 0/10 (0) | 25.50 ± 35.47 | 0/9 (0) | 3/9 (33.3) | 6/7 (85.7) |
| 6 | High | 0/10 (0) | 0/10 (0) | 6/10 (60.0) | 1/10 | 2/10 (20.0) | 47.50 ± 42.11 | 0/10 (0) | 1/10 (10.0) | 3/7 (42.9) |
| 7 | Very high | 1/9 (20.0) | 10/10 (100) | 9/10 (90.0) | 0/10 | 2/10 (20.0) | 55.60 ± 47.53 | 10/10 (100) | 4/10 (40.0) | 7/8 (87.5) |
| 8 | High | 0/10 (0) | 10/10 (100) | 8/10 (80.0) | 0/10 | 1/10 (10.0) | 10.00 ± 31.62 | 5/10 (50.0) | 1/10 (10.0) | 2/7 (28.6) |
| 9 | Very high | 1/11 (9.1) | 10/11 (90.9) | 7/11 (63.6) | 1/11 | 2/11 (18.2) | 19.55 ± 32.97 | 10/11 (90.9) | 4/10 (40.0) | 4/6 (66.7) |
| 10 | Medium | 0/10 (0) | 0/10 (0) | 9/10 (90.0) | 0/10 | 0/10 (0) | 21.50 ± 41.44 | 0/10 (0) | 5/9 (55.6) | 3/6 (50.0) |
| 11 | Medium | 2/10 (20.0) | 7/10 (70.0) | 4/10 (40.0) | 0/10 | 0/10 (0) | 45.50 ± 48.79 | 2/10 (20.0) | 2/10 (20.0) | 3/7 (42.9) |
| 12 | Medium | 1/9 (11.1) | 8/9 (88.9) | 3/9 (33.3) | 2/9 | 2/9 (22.2) | 20.00 ± 44.72 | 9/9 (100) | 3/9 (33.3) | 3/7 (42.9) |
| 13 | Medium | 0/10 (0) | 1/10 (10.0) | 6/10 (60) | 2/10 | 0/10 (0) | 43.00 ± 41.38 | 3/10 (30.0) | 3/9 (33.3) | 2/5 (40.0) |
| 14 | Medium | 0/10 (0) | 2/10 (20) | 6/10 (60) | 0/10 | 3/10 (30.0) | 40.00 ± 51.64 | 1/10 (10.0) | 4/10 (40.0) | 6/8 (75.0) |
| 15 | Medium | 2/8 (25.0) | 0/8 (0) | 7/8 (87.5) | 0/8 | 0/8 (0) | 51.86 ± 41.91 | 0/8 (0) | 2/8 (25.0) | 3/7 (42.9) |
| All | NA | 19/148 (12.8) | 89/150 (59.3) | 102/150 (68.0) | 6/149 | 14/150 (9.3) | 34.13 ± 41.69 | 71/149 (47.7) | 55/145 (37.9) | 59/106 (55.7) |
AGEB = Área Geoestadisticas Básicas; NA = not applicable; RMSF = Rocky Mountain spotted fever. Case AGEBs were those in which a case of human RMSF had been diagnosed by the Baja California Secretary of Health in the prior 12 months.
*
These three AGEBs had human cases of RMSF.