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Table 1 Partial pressures of O2 and CO2, saturation of oxygen and pH in arterial blood

From: Lumbo-sacral epidural anaesthesia as a complement to dissociative anaesthesia during scrotal herniorrhaphy of livestock pigs in the field

  

Timepoint

Variable

Group

T5

T30

PaO2 (kPa)

C

9.6 ± 2.2

10.1 ± 1.9

 

L

10.0 ± 1.7

8.5 ± 1.9

PaCO2 (kPa)

C

6.2 ± 1.0

6.3 ± 0.6

 

L

6.8 ± 0.5

7.2 ± 1.0

SaO2 (%)

C

92 ± 6

94 ± 3

94 (82–97)

95 (88–97)

 

L

92 ± 3

87 ± 10

92 (88–96)

93 (68–95)

pH

C

7.38 ± 0.04

7.38 ± 0.03

 

L

7.32 ± 0.01**

7.32 ± 0.05*

  1. Mean values (±SD) at 5 and 30 min after start of surgery (T5 and T30) in control pigs (group C, n = 8) and in pigs receiving epidural lidocaine (group L, n = 7) during azaperone-detomidine-butorphanol-ketamine anaesthesia. PaO2: partial pressure of arterial oxygen; PaCO2: partial pressure of arterial carbon dioxide; SaO2: arterial oxygen saturation of haemoglobin. Significant differences between groups: * = P < 0.05; ** = P < 0.01. Significant differences to T5 are denoted (=P < 0.05)