Table 1.
Comparison of the IgM and IgG responses against r47b and r56s in patient sera by ELISA
| Group | No. of individuals (no. of serum samples) | No. (%) positive againsta: |
|||
|---|---|---|---|---|---|
| IgM |
IgG |
||||
| r47b | r56s | r47b | r56s | ||
| Scrub typhus | 108 (437) | 82 (75.9) | 106 (98.1) | 100 (92.6) | 108 (100.0) |
| Local control | 34 (59) | 1 (2.9) | 0 (0.00) | 0 (0.00) | 0 (0.00) |
| Non-scrub typhus | 66 (66) | 0 (0.00) | 2 (3.0) | 1 (1.5) | 2 (3.0) |
a
The same patient may have multiple bleedings. Individuals that have at least one positive sample are considered scrub typhus-positive patients. All r47b-positive patients were also r56s positive.