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Table 2 Population characteristics (n = 30), baseline blood gas values are a mean of two samples taken immediately after each other

From: Is venous blood a more reliable description of acid-base state following simulated hypo- and hyperventilation?

Parameters

Mean ± SD or N (%)

Age (years)

61 ± 10

Sex- Female

8 (26.7)

Height (cm)

176 ± 7

Weight (kg)

84.8 ± 12.6

Surgery

 Prostatectomy

22 (73.3)

 Hysterectomy

8 (26.7)

Arterial (baseline)

 pH

7.409 ± 0.035

 PCO2 (kPa)

5.55 ± 0.64

 PCO2 (mmHg)

41.63 ± 4.80

Venous (baseline)

 pH

7.391 ± 0.034

 PCO2 (kPa)

6.02 ± 0.73

 PCO2 (mmHg)

45.15 ± 5.48

EtCO2 (baseline; kPa)

4.67 ± 0.62

EtCO2 (baseline; mmHg)

35.03 ± 4.65