Table 2.

The demographic information and lesion loads of each type of COVID-19 patients.

	Mild	Common	Severe	P value
Sample size	31	175	38	–
Age (years)	37.4 ± 19.8	46.6 ± 12.3	52.4 ± 13.5	< 0.001
Gender (male/female)	17/14	86/89	24/14	0.28
Lobar lesion assessment	–	5.1 ± 3.2	12.1 ± 4.2	1.6 × 10–21
Segmental lesion assessment	–	7.5 ± 5.5	17.9 ± 6.1	1.3 × 10–18
Opacity-weighted lesion assessment	–	9.0 ± 6.8	23.5 ± 10.0	1.6 × 10–20
Lesion volume (mm3)	–	9 × 104 ± 1.1 × 105	4.9 × 105 ± 3.4 × 105	3.1 × 10–25