Skip to main content

Table 3 Serum lactate, systolic blood pressure and InSpectra parameters stratified by in-hospital survival in all groupsa

From: The association of near-infrared spectroscopy-derived tissue oxygenation measurements with sepsis syndromes, organ dysfunction and mortality in emergency department patients with sepsis

Parameter Died (n= 25) Survived (n= 143) P value* AUC (95% CI)
Serum lactate, mmol/L 4.7 ± 2.7 (4.2) (n = 24) 1.9 ± 1.4 (1.5) (n = 128) < 0.001 0.85 (0.76 to 0.93)
Systolic blood pressure, mmHg 105 ± 30 (102) 122 ± 30 (123) 0.004 0.68 (0.56 to 0.80)
Mean age, years 69 ± 14 (72) 62 ± 18 (67) 0.100 0.60 (0.49 to 0.72)
StO2     
   Initial (%) 76 ± 11 (79) 79 ± 7 (80) 0.341 0.56 (0.43 to 0.69)
   Occlusion (%/minute) -8.8 ± 5.1 (-8.2) -12.0 ± 4.7 (-11.9) 0.002 0.70 (0.57 to 0.83)
   Recovery (%/second) 1.7 ± 1.5 (1.3) 3.7 ± 1.7 (3.8) < 0.001 0.81 (0.71 to 0.91)
  1. aAUC: area under the curve; 95% CI: 95% confidence interval; StO2: tissue oxygen saturation; *Wilcoxon two-sample test or Fisher's exact test, as appropriate. Data are means ± SD (medians).