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Table 2 Systemic CO2 production and venoarterial PCO2 differences in hemorrhage/retransfusion (H/R) and sham groups

From: Systemic and microcirculatory effects of blood transfusion in experimental hemorrhagic shock

   

Hemorrhage

Retransfusion

  

Baseline

30′

60′

90′

2′

30′

60′

CO2 production (mL min−1 kg−1)

H/R

4.5 [4.2–5.0]

4.1 [3.6–5.3]

4.3 [3.8–4.8]

3.6 [3.0–4.4]*†

6.2 [5.0–7.5]*†

4.7 [4.2–6.4]

4.7 [4.0–5.3]

Sham

4.9 [4.5–5.4]

4.8 [4.7–5.8]

4.9 [4.4–6.0]

4.8 [4.5–5.3]

4.8 [4.5–5.4]

4.8 [4.3–5.8]

4.5 [4.3–5.9]

Mixed venoarterial PCO2 (mmHg)

H/R

6 [5–7]†

10 [7–12]*

11 [9–12]*†

16 [14–20]*†

9 [4–12]

8 [6–10]

8 [7–10]

Sham

8 [7–10]

7 [6–8]

6 [6–8]

6 [6–8]

7 [6–8]

7 [6–8]

6 [5–7]

Mesenteric venoarterial PCO2 (mmHg)

H/R

5 [5–6]

8 [8–10]*†

11 [10–12]*†

15 [12–22]*†

6 [4–13]

6 [5–11]

6 [5–7]

Sham

6 [4–12]

5 [4–6]

6 [5–7]

6 [5–7]

6 [5–7]

6 [4–9]

5 [4–7]

  1. Data are shown as median [percentile 0.25–0.75]
  2. *P < 0.05 vs. basal; †P < 0.05 vs. sham