Volume 12, Number 2—February 2006
Research
Scrub Typhus, Republic of Palau
Linda J. Demma*
, Jennifer H. McQuiston*, William L. Nicholson*, Staci M. Murphy*, Pearl Marumoto†, J. Maireng Sengebau-Kingzio†, Stevenson Kuartei†, A. Mark Durand‡, and David L. Swerdlow*
, Jennifer H. McQuiston*, William L. Nicholson*, Staci M. Murphy*, Pearl Marumoto†, J. Maireng Sengebau-Kingzio†, Stevenson Kuartei†, A. Mark Durand‡, and David L. Swerdlow*
Table 2
Results of Orientia tsutsugamushi IFA serologic testing of Palau residents, 2003*
| SWI, n = 59 (%) | Echang, n = 54 (%) | Other Koror hamlets, n = 99 (%) | |
|---|---|---|---|
| No. IgG >1:64 | 50 (84.7) | 44 (82) | 7 (7.1) |
| No. IgG >1:512 and IgM >1:64 | 32 (54) | 22 (41) | 2 (2) |
| Geometric mean IgG titer | 996 | 740 | 102 |
| Median IgG titer (range) | 1:1,024 (1:32–1:32,768) | 1:1,024 (1:16–1:65,536) | 1:64 (1:16–1:512) |
*IFA, indirect immunofluorescence assay; SWI, southwest islands; Ig, immunoglobulin.
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