Table 1a.
Sensitivity assessment | Specificity assessment | |||
---|---|---|---|---|
n, N^ | Sensitivity (95%CI) | n, N* | Specificity (95%CI) | |
All subjects | 26, 28 | 0.93 (0.77; 0.99) | 38, 91 | 0.42 (0.32; 0.53) |
Setting of the nasopharyngeal swab procedure | ||||
COVID-19 hospitalized patients | 23, 25 | 0.92 (0.74; 0.99) | 4, 13 | 0.31 (0.09; 0.61) |
ER patients | 2, 2 | 1.0 (0.16; 1.0) | 7, 18 | 0.39 (0.17; 0.64) |
Healthcare workers | 1, 1 | 1.0 (-) | 27, 60 | 0.45 (0.32; 0.58) |
COVID-19 symptoms | ||||
Any symptom | 22, 24 | 0.92 (0.73; 0.99) | 7, 17 | 0.41 (0.18; 0.67) |
No symptoms | 4, 4 | 1.0 (0.40; 1.0) | 31, 74 | 0.42 (0.31; 0.54) |
°: 3 subjects with a technically failed RST test (1 positive and 2 negative to the nasopharyngeal swab) were excluded.
^: n=number of subjects with positive RST, N=number of subjects with positive nasopharyngeal swab.
*: n=number of subjects with negative RST, N=number of subjects with negative nasopharyngeal swab
95%Confidence Interval (CI) from exact binomial distribution. (-): not reported.