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Table 2 Blood Gas Analyses From the Coronary Sinus

From: Ischemia monitoring in off-pump coronary artery bypass surgery using intravascular near-infrared spectroscopy

Variable Start Operation N = 15 End Operation N = 15 p-value
Hemoglobin [g/dL] 10.8 ± 1.2 9.8 ± 0.9 0.2
Hematocrit [%] 32.5 ± 3.8 30.2 ± 2.8 0.3
sO2 [%] 45.9 ± 3.8 51.3 ± 4.8 0.01
pH 7.37 ± 0.04 7.35 ± 0.05 0.4
pO2 [mmHg] 26.3 ± 4.1 31.9 ± 5.7 0.01
pCO2 [mmHg] 47.3 ± 4.9 49.2 ± 2.5 0.4
BE [mmol/L] 0.1 ± 1.9 (-)0.4 ± 1.7 0.6
  1. * data is presented as mean ± SD; for comparison the student-t test was used