Total | Positive | Negative | P value | |
---|---|---|---|---|
Patients (%) | 1890 | 2.7% (n = 51) | 97.3% (n = 1839) | |
Demographic data | ||||
Median Age (months) | 89 | 43 | 42.5 | |
Range Age (years) | 0–14 | 0–14 | 0–14 | |
Male (%) | 55% (n = 1040) | 55% (n = 28) | 55% (n = 1012) | > 0.05 |
Female (%) | 45% (n = 850) | 45% (n = 23) | 45% (n = 827) | > 0.05 |
Clinical features | ||||
Fever (%) | 43.9% (n = 830) | 66.7% (n = 34) | 43.3% (n = 796) | 0.0009 |
Cough (%) | 35.7% (n = 675) | 21.5% (n = 11) | 36.1% (n = 664) | 0.032 |
Headache (%) | 2.5% (n = 48) | 7.8% (n = 4) | 2.4% (n = 44) | 0.0147 |
Chest pain (%) | 2.0% (n = 39) | 3.9% (n = 2) | 2.0% (n = 37) | > 0.05 |
Abdominal pain (%) | 3.0% (n = 57) | 2% (n = 1) | 3.0% (n = 56) | > 0.05 |
Other symptoms (%) | 27.4% (n = 14) | |||
Vaccination group A (%) | 72% (n = 1366) | 70.5% (n = 36) | 72.3% (n = 1330) | > 0.05 |
Vaccination group B (%) | 22% (n = 409) | 25.5% (n = 13) | 21.5% (n = 396) | > 0.05 |
Vaccination group C (%) | 6% (n = 115) | 4% (n = 2) | 6.2% (n = 113) | > 0.05 |
Hospitalized | 20.2% (n = 382) | 11.8% (n = 6) | 20.4% (n = 376) | > 0.05 |
Accessed to the ED by ambulance | 2.7% (n = 51) | 25.5% (n = 13) | 2% (n = 38) | < 0.0001 |