Table 5. Association between COVID-19 diagnosis and symptoms, age and sex in the First Few X study in the United Kingdom of Great Britain and Northern Ireland, 31 January to 9 April 2020.
| Variable | No. of people positive/negative for COVID-19a | Single variable analysis, OR (95% CI) | Multivariable analysis, adjusted OR (95% CI)b |
|---|---|---|---|
| Fever | 226/236 | 3.15 (2.41–4.13) | 4.15 (2.95–5.82) |
| Cough | 296/621 | 0.71 (0.52–0.99) | 0.73 (0.48–1.09) |
| Shortness of breath | 154/162 | 2.24 (1.71–2.95) | 2.27 (1.56–3.29) |
| Sore throat | 147/346 | 0.63 (0.48–0.82) | 0.78 (0.56–1.10) |
| Age (10 years) | NA | 1.65 (1.52– 1.79) | 1.63 (1.47–1.81) |
| Male | 216/349 | 1.45 (1.13–1.85) | 1.26 (0.90–1.76) |
CI: confidence interval; COVID-19: coronavirus disease 2019; OR: odds ratio; NA: not applicable.
a We collected data on 380 symptomatic COVID-19 cases using the First Few X protocol and 752 contemporaneous confirmed non-COVID-19 respiratory infections.
b Adjusted for other symptoms, age and sex.