Disease severity	Moderate		P*	Severe (severe + critically severe)		P**
	COVID-19 n = 140	SN-CAP n = 97		COVID-19n = 164	SN-CAP n = 41
White blood cell count, x109/L	5.72 (2.03)	7.67 (3.1)	<0.01	7.11 (3.58)	9.2 (5.85)	<0.01
Lymphocyte count, x109/L	1.44 (0.6)	1.27 (0.65)	0.04	0.96 (0.75)	1.06 (0.75)	0.43
Lymphocyte ratio, %	26.59 (10.17)	18 (0.95)	<0.01	15.39 (9.82)	13.85 (10.3)	0.37
Neutrophil count, x109/L	3.77 (1.82)	5.62 (2.74)	<0.01	5.73 (3.55)	7.71 (5.99)	<0.01
Platelet count, x109/L	223 (76)	187 (81)	0.01	188 (86)	203 (90)	0.33
C-Reactive protein, mg/L	16 (30)	34.88 (43.25)	<0.01	67.75 (73.93)	53.4 (63.1)	0.26
NLR, %	3.1 (2.41)	6.42 (8.14)	<0.01	11.66 (27.66)	13.6 (19)	0.67
PLR, %	181 (97)	193 (120)	0.42	262 (196)	309 (248)	0.2

P-value indicates differences between COVID-19 and SN-CAP; P^* indicates differences of moderate pneumonia between COVID-19 and SN-CAP; P^** indicates differences between COVID-19 severe + critically severe group and SN-CAP severe group.

P < 0.05 was considered statistically significant.