Table 1.

Characteristics of study participants^† (n = 30).

Characteristics	Septic shock (n = 19)	Infection(n = 11)	p-value
Age (median, 95%CI)	74 (70–83)	78 (70–81)	0.931
Female (%)	42	45	0.581
Co-morbidities (%)
Cardiovascular disease	47	45	0.922
Diabetes mellitus	42	27	0.341
Neurological disease	32	45	0.351
Respiratory disease	26	18	0.491
Liver disease	21	0	0.141
Renal disease	16	27	0.381
Hematologic disease	11	9	0.701
Source of infection (%)			0.871
Respiratory tract	32	36
Gastrointestinal tract	26	36
Urinary tract	21	18
Others	21	9
Bacteremia (%)	53	18	0.071
Initial absolute neutrophil count [×109/L] (median, 95%CI)	15,020(12,994–21,071)	11,011(10,380–18,403)	0.293
APACHE II score (mean, 95%CI)	29 (25–32)	13 (9–17)	<0.001*4
Patient’s status 7 days after recruitment (%)			0.004*1
Recovered	42	100
Critically ill	37	0
Deceased	21	0
Patient’s status 14 days after recruitment (%)			0.008*1
Recovered	32	91
Critically ill	47	9
Deceased	21	0
Patient’s status 28 days after recruitment (%)			0.008*1
Recovered	42	100
Critically ill	32	0
Deceased	26	0

^†All study participants were diagnosed with acute infection and presented within 48 h of their symptom onset.

*p value < 0.05.

¹Fisher’s exact test ²Pearson’s chi-squared test ³Wilcoxon Rank Sum test ⁴t-test.

APACHE II, Acute Physiology and Chronic Health Evaluation II; CI, confidence interval.