Table 2.

Correlation among baseline inflammatory biomarkers and physiological variables measured on the day of admission

	IL-1β	IL-2R	IL-6	IL-8	IL-10	TNF
Age	−0.002	0.426	0.356	0.293	0.261	0.361
	0.967	<0.001*	<0.001*	<0.001*	<0.001*	<0.001*
Time from onset of symptom to hospital admission	−0.061	0.222	−0.011	0.038	−0.069	−0.055
	0.289	<0.001*	0.843	0.504	0.226	0.336
Albumin	0.177	−0.527	−0.467	−0.319	−0.346	−0.290
	0.003*	<0.001*	<0.001*	<0.001*	<0.001*	<0.001*
ALT	−0.047	0.276	0.250	0.198	0.167	0.248
	0.415	<0.001*	<0.001*	0.001*	0.003*	<0.001*
Creatinine	−0.037	0.332	0.355	0.226	0.284	0.439
	0.512	<0.001*	<0.001*	<0.001*	<0.001*	<0.001*
Uric acid	0.033	0.170	0.155	0.128	0.052	0.331
	0.578	0.004*	0.054	0.031*	0.387	<0.001*
Total cholesterol	−0.021	−0.177	−0.332	−0.080	−0.276	−0.103
	0.709	0.002*	<0.001*	0.159	<0.001*	0.071
Random blood glucose	0.004	0.303	0.276	0.272	0.336	0.270
	0.950	<0.001*	<0.001*	<0.001*	<0.001*	<0.001*
D-dimer	−0.026	0.614	0.509	0.328	0.378	0.367
	0.651	<0.001*	<0.001*	<0.001*	<0.001*	<0.001*
Lactic dehydrogenase	−0.065	0.598	0.562	0.339	0.472	0.391
	0.255	<0.001*	<0.001*	<0.001*	<0.001*	<0.001*
CRP	0.008	0.618	0.776	0.345	0.528	0.493
	0.894	<0.001*	<0.001*	<0.001*	<0.001*	<0.001*
C3	−0.226 0.52	−0.235 0.137	−0.026 0.882	−0.066 0.652	0.093 0.576	−0.262 0.075
C4	0.62 0.053	0.001 0.991	−0.056 0.711	−0.156 0.295	0.070 0.673	−0.21 0.163

Values represent Spearman’s correlation coefficients (upper) and p values (lower).

*Denotes statistically significant correlations.

ALT, alanine aminotransferase; CRP, C reactive protein; IL, interleukin; IL-2R, interleukin 2 receptor; TNF, tumour necrosis factor.