Effects of delta-opioid receptor agonist pretreatment on the cardiotoxicity of bupivacaine in rats

BMC Anesthesiology

Table 1 Baseline values

	NS	LE	0.1 BW	1.0 BW	5.0 BW
Weight (g)	262.8 ± 11.9	262.2 ± 9.0	263.7 ± 9.0	263.7 ± 6.5	262.0 ± 6.5
MAP (mmHg)	78.8 ± 9.9	77.7 ± 10.1	87.5 ± 4.5	77.0 ± 5.7	89.2 ± 14.5
HR (beats/min)	221.6 ± 32.2	225.0 ± 42.2	221.5 ± 20.3	227.3 ± 39.7	217.8 ± 28.5
Surgery time (min)	14.6 ± 1.1	13.0 ± 1.5	13.0 ± 2.0	14.0 ± 0.6	13.8 ± 1.9

Table 1 Baseline values. Values are presented as mean ± standard deviation, n = 6 for each group. There was no difference in baseline values among NS, LE, 0.1, 1.0, and 5.0 BW groups. Abbreviations: NS normal saline, LE lipid emulsion, BW BW373U86, the agonist of delta-opioid receptor, MAP mean arterial pressure, HR heart rate. Surgery time: time from neck incision to the end of all invasive procedures

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