Table 2.

Comparison of intraoperative variables in the three groups

Variable	Group RD1 (n = 29)	Group RD2 (n = 28)	Group RD3 (n = 29)	p‐values
Duration of surgery (min)	108.86 ± 12.57	107.21 ± 9.10	107.59 ± 11.68	0.729
Duration of anesthesia (min)	132.07 ± 12.99	130.00 ± 9.22	126.59 ± 10.89	0.175
Remifentanil dosage (μg)	865.68 ± 89.90	679.37 ± 70.48*	427.61 ± 53.17* , **	0.000
Dexmedetomidine dosage (μg)	59.50 ± 4.29	84.92 ± 7.49*	112.53 ± 12.30* , **	0.000
Nimodipine dosage (mg)	1.37 ± 0.14	1.06 ± 0.11*	0.78 ± 0.10* , **	0.000
Propofol dosage (mg)	117.59 ± 13.27	113.57 ± 15.92	114.14 ± 14.02	0.524
Cisatracurium dosage (mg)	20.48 ± 3.24	20.71 ± 3.18	20.07 ± 3.44	0.755
Fentanyl (mg)	0.23 ± 0.05	0.23 ± 0.04	0.21 ± 0.03	0.100
Sevoflurane (%)	1.73 ± 0.18	1.64 ± 0.13*	1.60 ± 0.16*	0.004

Variables presented as mean ± SD.

^* p < 0.05 versus Group RD1.

^** p < 0.05 versus Group RD2.