Table 2.

Baseline characteristics of patients

	Severe patients (n=64)	Moderate patients (n=77)	P
Age	55.45±15.07	52.86±13.89	0.296*
Sex (male)	44	53	0.366**
Primary symptoms
Dyspnea	43	29	<0.001**
Lethargy	54	46	0.002**
Loss of appetite	19	28	0.511**
Cough	37	26	0.007**
Fever	49	31	<0.001**
Diarrhea	10	2	0.007**
Vital signs
Blood pressure	130/80±30/10	125/80±20/10	0.239*
Pulse rate	95.06±27.07	92.56±14.43	0.485*
Respiratory rate	27.6±9.2	23.9±3.6	0.485*
Temperature	38.2±1.9	37.14±1.2	0.0001*
Oxygen saturation (%)	81.26±11.7	90.24±8.6	<0.001*
Laboratory data
CRP	64.67±34.41	47.76±33.52	0.004*
ESR	42.84±28.48	49.78±29.98	0.16*
LDH	728.42±364.91	603.11±524.53	0.11*
WBC (×103 C/ml)	7.68±3.18	7.11±2.77	0.26*
Hemoglobin (g/dl)	12.63±2.28	13.18±2.12	0.16*
Platelet (×103 C/ml)	178.67±73.38	188.46±86.24	0.47*

*t-test, **Fisher’s exact test. CRP=C-reactive protein; LDH=Lactate dehydrogenase; ESR=Erythrocyte sedimentation rate; WBC=White blood cells