Table 3.

Comparison of the hemodynamic indicators of the subjects ($\overline{x}\pm s$).

Group	n	Time point	Heart rate (beat/min)	Average arterial pressure (mmHg)	SBP (mmHg)
Observation group	240	Before anesthesia	78.7 ± 8.9	92.9 ± 6.6	120.4 ± 13.4
		At 5 min after anesthesia	86.9 ± 4.7	89.2 ± 5.4	110.4 ± 9.3
		At 10 min after anesthesia	84.2 ± 3.5	86.9 ± 5.9	106.9 ± 10.6
		At 2 min after surgery	82.9 ± 4.9	88.3 ± 7.5	119.9 ± 5.8
Control group	240	Before anesthesia	78.6 ± 8.7	92.9 ± 9.9	124.1 ± 11.2
		At 5 min after anesthesia	83.2 ± 4.5	83.9 ± 6.1	104.7 ± 7.9
		At 10 min after anesthesia	82.3 ± 4.9	78.5 ± 3.6	100.5 ± 4.4
		At 2 min after surgery	73.9 ± 4.2	89.9 ± 6.5	121.6 ± 6.8