The Effect of Rocuronium on the Response of Composite Variability Index (CVI) to Laryngoscopy

rocuronium dose 0 mg/kg + remifentanil infusion of 2ng ml-1

rocuronium dose 0.4 mg/kg+ remifentanil infusion of 2ng ml-1

rocuronium dose 0.6 mg/kg+ remifentanil infusion of 2ng ml-1

rocuronium dose 0 mg/kg + remifentanil infusion of 8ng ml-1

rocuronium dose 0.4 mg/kg+ remifentanil infusion of 8ng ml-1

rocuronium dose 0.6 mg/kg+ remifentanil infusion of 8ng ml-1