Table 3.
Univariate and multivariate logistic regression analysis for the occurrence of false-negative self-test compared with quantitative RT-PCR with a Ct-value below the Ct-value cut-off
| Variable | Univariate analysis |
Multivariate analysis |
||
|---|---|---|---|---|
| Odds ratio (95% CI) | p-value | Odds ratio (95% CI) | p-value | |
| Age (years) | 1.024 (1.003–1.044) | 0.023 | 1.022 (1.001–1.042) | 0.038 |
| Current COVID-19 related symptomsa | 0.543 (0.260–1.134) | 0.104 | 0.607 (0.286–1.288) | 0.193 |
| Roche-RDTa | 0.833 (0.454–1.527) | 0.554 | ||
| Malea | 0.921 (0.502–1.688) | 0.790 | ||
| Highest level of education (1–4) | 1.326 (0.857–2.053) | 0.205 | ||
Abbreviations: COVID-19, coronavirus disease 2019; RDT, rapid antigen detection test; Roche-RDT, Roche SARS-CoV-2 antigen detection test (Roche, Basel, Switzerland).
a
Yes: 1; No: 0.