Table 3. Baseline Hemodynamic Values for Baroreflex Test—2 mg/kg Bupivacaine + Atenolol

Values are mean ± SD.

BRX = baroreflex; BUP = bupivacaine; NP = sodium nitroprusside; MAP = mean arterial pressure; HR = heart rate; PE = phenylephrine.

* Significant difference between controls and atenolol pretreatment (P < 0.05).

† Significant difference between atenolol pretreatment and atenolol + bupivacaine (P < 0.05).