“…Risk factors evaluated included pharmacological, physiological and operative variables. 4,6,8,12,[15][16][17] Two studies demonstrated a significant association between vecuronium and intraoperative bradycardia in laparoscopic surgery and in addition showed a trend toward vecuronium being significantly associated with episodes of asystole; however, they were insufficiently powered. 8,16 This is consistent with previous literature on vecuronium increasing vagal tone.…”