Volume 29, Number 1—January 2023
Research Letter
Increased Seroprevalence of Typhus Group Rickettsiosis, Galveston County, Texas, USA
Lucas S. Blanton
, Maria A. Caravedo Martinez, Nicole Mendell, Alejandro Villasante-Tezanos, David H. Walker, and Donald Bouyer
, Maria A. Caravedo Martinez, Nicole Mendell, Alejandro Villasante-Tezanos, David H. Walker, and Donald Bouyer
Table
Serum samples reactive against Rickettsia typhi in a study of seroprevalence of typhus group rickettsiosis, Galveston County, Texas, USA*
| Community | No. tested | No. (%) reactive |
|---|---|---|
| Galveston County, total | 528 | 41 (7.8) |
| City of Galveston | 146 | 12 (8.2) |
| League City | 100 | 12 (12.0) |
| Texas City | 90 | 5 (5.6) |
| La Marque | 33 | 4 (12.1) |
| Dickinson | 62 | 4 (6.5) |
| Hitchcock | 20 | 1 (5.0) |
| Kemah | 6 | 1 (16.7) |
| Port Bolivar | 8 | 1 (12.5) |
| Santa Fe | 38 | 1 (2.6) |
| Bacliff | 14 | 0 |
| Friendswood | 11 | 0 |
*Reactive was defined as samples positive by immunofluorescence assay at a reciprocal titer >128 and a confirmatory Western blot test.
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