Table 2 |
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|
O2 saturation and lactate concentration of paired RA and PA blood samples |
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|
RA blood |
PA blood |
Gradient (Δ) |
|
|
|
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|
O2 saturation (%) |
74.2 ± 9.1 (53.1, 94.3) |
69.0 ± 10.4a (47.3, 90.5) |
5.2 ± 4.8 (-8.1, 14.9) |
|
Lactate concentration (mmol.l-1) |
3.9 ± 3.0 (0.6, 11.7) |
3.7± 3.0a (0.3, 11.9) |
0.2 ± 0.2 (-0.3, 0.7) |
|
|
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|
aP < 0.001 when comparing atrial to mixed venous blood by paired t-test. Mean ± SD; range shown in parenthesis; n = 45. RA, right atrium; PA, pulmonary artery. |
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|
Gutierrez et al. Critical Care 2005 9:R425 doi:10.1186/cc3741 |
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