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Table 2 Physiological values (mean ± SD) of goats that underwent thoracolumbar epidural anesthesia with bupivacaine (BUP) and bupivacaine plus methadone (BMT)

From: Thoracolumbar epidural anaesthesia with 0.5% bupivacaine with or without methadone in goats

  Time (min)
Parameter Group 0 15 30 60 120
HR BUP 82 ± 10 94 ± 17 94 ± 10 92 ± 10 98 ± 18
BMT 108 ± 20 99 ± 16 91 ± 15 95 ± 16 95 ± 13
fR BUP 28 ± 12 24 ± 5 22 ± 3 23 ± 2 25 ± 8
BMT 36 ± 17 22 ± 6 24 ± 10 21 ± 8 23 ± 8
RM BUP 2 ± 1 3 ± 1 2 ± 1 2 ± 1 2 ± 1
BMT 2 ± 0 2 ± 1 2 ± 1 2 ± 0 2 ± 0
T BUP 38.7 ± 0.4 38.5 ± 0.3 38.6 ± 0.5 38.6 ± 0.6 38.6 ± 0.6
BMT 38.7 ± 0.5 38.6 ± 0.4 38.7 ± 0.3 38.6 ± 0.5 38.7 ± 0.6
pH BUP 7.46 ± 0.06 - - 7.46 ± 0.04 -
BMT 7.46 ± 0.02 - - 7.47 ± 0.02 -
PaO2 BUP 79 ± 20.2 - - 83 ± 15.9 -
BMT 65 ± 26.2   - 86 ± 8.7 -
PaCO2 BUP 34 ± 5.1 - - 33 ± 5.7 -
BMT 32 ± 3.7 - - 31 ± 3.6 -
HCO3 BUP 24.7 ± 5.1 - - 23.7 ± 4.3 -
BMT 22.6 ± 2.6 - - 22.8 ± 2.4 -
SaO2 BUP 93 ± 7.3 - - 95.4 ± 2.6 -
BMT 95 ± 2.2 - - 96.4 ± 1.3 -
BE BUP 1.4 ± 5.6 - - 0.4 ± 4.8 -
BMT −1 ± 2.6 - - −0.5 ± 2.1 -
  1. HR heart rate (beats/min), f R respiratory rate (mov/min), RM ruminal movements (mov/min), T temperature (oC), pH potential hydrogen, PaO 2 arterial oxygen tension (mmHg), PaCO 2 arterial carbon dioxide tension (mmHg), HCO 3 bicarbonate (mmol/L), SaO 2 arterial oxygen saturation (%), BE base excess (mmol/L)