Table 1.

Characteristics of COVID-19 patients

Subject	Age	Sex	Pneumonia severity†		PCR test		Day of sampling‡	Group§
			Diagnosis	Sampling	Diagnosis	Sampling
P01	48	Male	1	0	Positive	Negative	24	Pneumonia
P02	24	Male	0	0	Positive	Positive	15	Mild disease
P03	71	Female	0	0	Positive	Positive	16	Mild disease
P04	62	Male	2	1	Positive	Positive	23	Pneumonia
P05	46	Female	1	0	Positive	Negative	17	Pneumonia
P06	73	Male	1	0	Positive	Positive	29	Pneumonia
P07	30	Male	1	0	Positive	Positive	29	Pneumonia
P08	54	Male	0	0	Positive	Positive	18	Mild disease
P09	31	Female	1	0	Positive	Positive	53	Pneumonia

^†The pneumonia severity was denoted by scores of 0 (none), 1 (mild), and 2 (severe)

^‡Duration of days from diagnosis to sampling

^§All patients were classified into pneumonia (pneumonia severity score of diagnosis > 0) or mild disease (pneumonia severity score of diagnosis = 0) group