Table 1. Diagnosis of 56 suspected patients.

Diagnosis	n	%
COVID-19	10	17.8
Upper respiratory infection (URI)	23	41.1*
Bronchitis	4	7.1
Pneumonia	16	28.6
Acute appendicitis	2	3.5
Mediastinal tumor	1	1.9
Total	56	100

*, the proportion of URI was higher than COVID-19, P<0.01.