Table II.
Comparison of presenting symptoms between the triage categories with patients assessed as high likelihood (B and C) and low likelihood (A and D) of COVID-19
| High lkelihood (B and C) | Low likelihood (A and D) | P | |
|---|---|---|---|
| N | 64 | 29 | |
| Illness duration, median days [IQR] | 7 [4, 10] | 4 [2, 7.5] | 0.050 |
| Symptoms | |||
| Cough (%) | 41 (64.1) | 11 (37.9) | 0.034 |
| Shortness of breath (%) | 28 (43.8) | 13 (44.8) | >0.99 |
| Fevers (%) | 38 (59.4) | 9 (31.0) | 0.021 |
| Myalgia (%) | 8 (12.5) | 1 (3.4) | 0.323 |
| Gastrointestinal symptoms (%) | 4 (6.2) | 2 (6.9) | >0.99 |
| Other symptoms∗ (%) | 9 (14.1) | 7 (24.1) | 0.370 |
| Oxygen requirement (%) | 0.010 | ||
| No oxygen required | 15 (23.4) | 16 (55.2) | |
| Nasal cannula (1–4L) | 15 (23.4) | 5 (17.2) | |
| Higher oxygen requirement | 34 (53.1) | 8 (27.6) | |
| Laboratory values | |||
| Neutrophilia (>7.5 × 109/L) (%) | 18 (28.1) | 13 (46.4) | 0.142 |
| Lymphopaenia (<1.2 × 109/L) (%) | 44 (68.8) | 14 (50.0) | 0.139 |
| Chest radiography (%) | <0.001 | ||
| Bilateral infiltrates | 43 (67.2) | 7 (24.1) | |
| Unilateral infiltrates | 12 (18.8) | 2 (6.9) | |
| Indeterminant | 0 (0.0) | 4 (13.8) | |
| No chest X-ray changes | 9 (14.1) | 16 (55.2) | |
∗Other symptoms include: sore throat, wheeze, confusion, fall.