Table 2.

Blood tests of patients with COVID-19.

	All patients (n = 301)	Disease severity			p value a
		Mild (n = 186)	Severe (n = 87)	Critical (n = 28)
Leucocytes, per μl	5480 (4400–7490)	5300 (4450–7020)	5620 (4280–8360)	7280 (47,80–103,30)	0.065
Neutrophils, per μl	3550 (2760–5000)	3370 (2680–4450)	3720 (2730–5330)	6280 (4070–8120)	0.001
Neutrophil percentage, %	64.1 (57.35–71.91)	62.4 (57.25–67.50)	63.6 (56.6–72.2)	89.95 (83.85–94.15)	0.001
Lymphocytes, per μl	1440 (1020–1820)	1580 (1230–1890)	1190 (890–1690)	785 (530–900)	0.001
Lymphocyte percentage, %	26.2 (19.35–33.30)	27.8 (23.9–34.01)	26.11 (16.45–33.82)	4.65 (3.17–14.3)	0.001
Monocyte, per μl	460 (330–650)	470 (330–620)	500 (390–780)	240 (140–520)	0.001
Monocyte percentage, %	7.9 (6.5–10.15)	7.8 (6.5–10.0)	9.1 (7.52–10.97)	4.25 (2.02–5.51)	0.001
NLR	2.46 (1.77–4.09)	2.1 (1.66–3.04)	2.95 (1.80–4.63)	8.78 (4.63–17.61)	0.001

Data were presented as median (IQR).

^aComparison among mild, severe, and critical groups.