| qPCR | Quantitative polymerase chain reaction |
| 95% CI | 95% confidence interval |
| CMCH | Chittagong Medical College Hospital |
| STG | Scrub typhus group |
| TG | Typhus group |
| SFG | Spotted fever group |
| AUROCC | Area under receiver operator characteristic curve |
| mSTIC | Modified scrub typhus infection criteria |
| OxTREC | Oxford Tropical Research Ethics Committee |
| EDTA | Ethylene diamine tetraacetic acid |