Table 1 Clinical symptoms within the first 5Â days from the onset of Omicron infection among paediatric outpatients
Symptoms | Day 1 | Day 2 | Day 3 | Day 4 | Day 5 |
|---|---|---|---|---|---|
Fever | 95.5% (567/594) | 78.6% (440/560) | 31.1% (174/559) | 5.0% (28/555) | 2.3% (13/555) |
Cough | 16.2% (96/594) | 25.5% (143/560) | 30.9% (173/559) | 31.7% (176/555) | 28.5% (158/555) |
Sore throat | 5.9% (35/594) | 5.5% (31/560) | 4.8% (27/559) | 3.4% (19/555) | 2.0% (11/555) |
Vomiting | 4.0% (24/594) | 2.5% (14/560) | 0.9% (5/559) | 0% (0/555) | 0.2% (1/555) |
Rhinorrhoea | 3.4% (20/594) | 5.0% (28/560) | 8.4% (47/559) | 8.1% (45/555) | 7.7% (43/555) |
Diarrhoea | 2.0% (12/594) | 1.8% (10/560) | 0.9% (5/559) | 0.4% (2/555) | 0.4% (2/555) |
Febrile seizure | 1.7% (10/594) | 0% (0/560) | 0% (0/559) | 0% (0/555) | 0% (0/555) |
Headache | 1.5% (9/594) | 1.6% (9/560) | 0.4% (2/559) | 0% (0/555) | 0% (0/555) |
Nasal obstruction | 1.3% (8/594) | 1.8% (10/560) | 2.0% (11/559) | 2.2% (12/555) | 1.8% (10/555) |
Myalgia | 1.2% (7/594) | 0.9% (5/560) | 0.2% (1/559) | 0% (0/555) | 0% (0/555) |
Dizziness | 0.5% (3/594) | 0.4% (2/560) | 0.2% (1/559) | 0.2% (1/555) | 0.2% (1/555) |
Milk regurgitation | 0.2% (1/594) | 0.2% (1/560) | 0% (0/559) | 0% (0/555) | 0% (0/555) |
Sneeze | 0% (0/594) | 0.2% (1/560) | 0.4% (2/559) | 0.4% (2/555) | 0.4% (2/555) |
Stomach-ache | 0.7% (4/594) | 0.5% (3/560) | 0.4% (2/559) | 0.2% (1/555) | 0.2% (1/555) |
Drowsiness | 0.5% (3/594) | 0.5% (3/560) | 0.2% (1/559) | 0.2% (1/555) | 0% (0/555) |
Laryngitis | 0.2% (1/594) | 0.2% (1/560) | 0.2% (1/559) | 0% (0/555) | 0% (0/555) |
Weakness | 0.7% (4/594) | 0.9% (5/560) | 0.7% (4/559) | 0.5% (3/555) | 0.5% (3/555) |
Loss of taste | 0% (0/594) | 0.2% (1/560) | 0.4% (2/559) | 0.4% (2/555) | 0.4% (2/555) |
Loss of smell | 0% (0/594) | 0.2% (1/560) | 0.4% (2/559) | 0.4% (2/555) | 0.4% (2/555) |
Sputum in throat | 0.2% (1/594) | 0.2% (1/560) | 0.2% (1/559) | 0% (0/555) | 0% (0/555) |
Jaundice | 0.2% (1/594) | 0.2% (1/560) | 0.2% (1/559) | 0.2% (1/555) | 0.2% (1/555) |
Trachyphonia | 0.8% (5/594) | 0.7% (4/560) | 0.4% (2/559) | 0% (0/555) | 0% (0/555) |
Whoop | 0.2% (1/594) | 0.2% (1/560) | 0% (0/559) | 0% (0/555) | 0% (0/555) |
Nausea | 0.5% (3/594) | 0.5% (3/560) | 0% (0/559) | 0% (0/555) | 0% (0/555) |
Chest distress | 0.3% (2/594) | 0.2% (1/560) | 0% (0/559) | 0% (0/555) | 0% (0/555) |