Table 3.
Summary of studies using IRT to detect fever.
| Author, year, country | Sample size | Sensitivity (%) | Specificity (%) |
|---|---|---|---|
| Ng et al., 2004, Singapore52 | 310 | 89.6 | 94.3 |
| Ng et al., 2005, Hong Kong53 | 500 | 89.4 | 75.4 |
| Chiu et al., 2005, Taiwan30 | 993 | 75.0 | 99.6 |
| Hausfater et al., 2008, France54 | 2026 | 82 | 77 |
| Nguyen et al., 2010, United States (OptoTherm Thermoscreen, FLIR ThermoVision A20M, Wahl Fever Alert Imager HSI20000S)34 | 2507 | 91.0 | 86.0 |
| 2515 | 90.0 | 80.0 | |
| 2061 | 80.0 | 65.0 | |
| Khan et al., 2020, Pakistan55 | 538 | 13.61 | 97.95 |
| Zhou et al. 2020, United States (A325sc, FLIR Systems Inc., 8640 P-series, Infrared Cameras Inc.)56 | 544 | 85 | 94 |
| 540 | 94 | 89 |