Table 3.
Multivariable Analysis for Symptom Features Indicative of Long COVID
| Symptoms Since January 2020 | Adjusted OR (95% CI)a | |
|---|---|---|
| 4 Weeks Definition | 12 Weeks Definition | |
| Abdominal pain | 1.33 (0.97–1.83) | 1.39 (0.99–1.97) |
| Aches and pain | 1.70 (1.21–2.39)b | 1.49 (1.02–2.16)b |
| Appetite loss | 3.15 (1.78–5.92)b | 2.91 (1.55–5.91)b |
| Chest pain | 1.42 (0.99–2.04) | 1.42 (0.96–2.13) |
| Confusion or disorientation | 2.17 (1.57–2.99)b | 2.14 (1.52–3.03)b |
| Diarrhea | 1.40 (1.03–1.89)b | 1.42 (1.02–1.98)b |
| Fatigue or tiredness | 0.83 (0.59–1.17) | 0.66 (0.46–0.96)b |
| Fever | 0.78 (0.58–1.05) | 0.88 (0.63–1.22) |
| Headache | 0.98 (0.71–1.34) | 0.99 (0.70–1.40) |
| Loss/change of smell or taste | 1.16 (0.84–1.58) | 1.13 (0.80–1.58) |
| Persistent dry cough | 2.77 (1.94–3.98)b | 3.24 (2.17–4.921)b |
| Shortness of breath | 0.68 (0.50–0.91)b | 0.69 (0.50–0.95)b |
Notes: aIn comparison with COVID-19 of shorter symptom duration and adjusted with COVID-19 status, Age, Sex, Frailty, and Hospital Visits. bStatistically significant at p<0.005.