Table 2.

Comparison of clinical indicators between the two groups (x̅ ± sd)

Index	Observation group	Control group	t	P
Case (n)	55	55
Operation time (min)	108.95±10.34	119.15±10.49	11.240	<0.001
Intraoperative blood loss (mL)	21.37±6.51	28.76±5.98	9.573	0.010
Extubation time (d)	3.59±0.74	4.43±0.88	13.392	<0.001
Hospitalization time (d)	5.12±0.68	7.52±0.79	6.570	<0.001