Table 1. Characteristics of the subjects.

Characteristics	Hospital survivors (n=2,877)			Hospital non-survivors (n=427)		P value
	n	Results		n	Results
Age (years)	2,877	71±23		421	77±12	<0.001
Gender (M/F)	2,874	1,785/1,089		421	226/195	0.001
WBC (109/L)	2,864	11.7±5.4		416	13.2±10.2	<0.001
Neutrophil (%)	1,918	77.4±12.2		350	77.5±17.4	0.001
Lymphocyte (%)	1,918	15.0±10.2		350	12.8±12.4	<0.001
Basophil (%)	1,918	0.33±0.34		350	0.23±0.32	<0.001
Monocyte (%)	1,918	4.5±2.4		350	4.4±4.0	0.005
Eosinophil (%)	1,918	1.29±1.72		350	0.97±1.97	<0.001
RBC (1012/L)	2,682	4.04±0.70		416	3.89±0.67	<0.001
Hemoglobin (g/L)	2,864	122.4±21.5		416	117.5±19.4	<0.001
MCV (fL)	2,862	89±6		416	91±7	<0.001
MCH (pg)	2,862	30.4±2.3		416	30.3±2.4	0.457
MCHC (g/L)	2,863	341.7±14.4		416	334.1±14.8	<0.001
RDW (%)	2,862	14.09±1.64		416	14.76±1.84	<0.001
Hematocrit (%)	2,865	35.83±5.87		417	35.16±5.59	0.004
Platelet (109/L)	2,864	248±104		417	245±112	0.360
Sodium (mmol/L)	2,855	138.4±4.1		412	138.6±5.4	0.260
Potassium (mmol/L)	2,859	4.2±0.7		412	4.5±0.9	<0.001
Chloride (mmol/L)	2,855	103.0±5.2		413	103.1±6.7	0.310
SAPS I	2,693	13.1±5.6		366	18.6±5.6	<0.001

WBC, white blood cell; RBC, red blood cell; MCV, mean corpuscular volume; MCH, mean corpuscular hemoglobin; MCHC, mean corpuscular hemoglobin concentration; RDW, red blood cell distribution width; SAPS I, simplified acute physiology score I.