The peripheral perfusion index and transcutaneous oxygen challenge test are predictive of mortality in septic patients after resuscitation

Table 2 Comparison of the septic group and the control group.

Variables	Control group n= 20	Septic group n= 46	P value
Age (years)	59 ± 10	62 ± 16	0.442
Sex (female/male)	9:11	16:30	0.432
APACHE II score	12 ± 4	19 ± 6	0.000^a
SOFA score Ramsay score	2 ± 2 5.1 ± 0.3	9 ± 2 5 ± 1	0.000^a 0.008 ^a
MAP	93 ± 9	87 ± 12	0.024 ^a
SpO₂ (%)	100 ± 1	99 ± 2	0.193
Lactate (mmol/L)	3.2 ± 2.2	3.8 ± 3.9	0.950

^aP <0.05 for control group vs. septic group. APACHE, Acute Physiology and Chronic Health Evaluation; SOFA, Sequential Organ Failure Assessment score; MAP, mean arterial pressure (mmHg); SpO₂, arterial oxygen saturation measured by pulse oximetry.