Table 3.

Comparison of intraoperative general conditions and dosage of anesthetics between the two groups (n = 51, $\overline{x}$ ± s).

Group	Intraoperative blood loss (mL)	Intraoperative infusion volume (L)	Operation time (h)	Propofol (g)	Remifentanil (mg)
Observation group	291.35 ± 17.29	1.33 ± 0.12	2.94 ± 0.35	0.83 ± 0.13	1.669 ± 0.36
Control group	292.73 ± 19.04	1.39 ± 0.27	3.08 ± 0.41	1.05 ± 0.15	2.51 ± 0.49
t	0.383	1.450	1.855	7.915	9.631
P	0.702	0.150	0.067	<0.001	<0.001