Table 2

- Hemodynamics indicators (x̅±s).

Groups	n	HR (beat/min)		MAP (mmHg)		Ipsilateral blood flow velocity (cm/s)		Contralateral blood flow velocity (cm/s)
Groups	n	Before treatment	After treatment	Before treatment	After treatment	Before treatment	After treatment	Before treatment	After treatment
Operation	82	102.39±10.25	64.29±6.45	94.25±9.43	63.12±6.34	52.39±5.26	81.06±8.11	52.36±5.28	69.54±6.97
Combined medication	104	102.44±10.19	73.45±7.38	94.29±9.38	75.46±7.58	52.43±5.21	95.48±9.57	52.33±5.34	78.69±7.93
t		0.033	8.879	0.029	11.830	0.052	10.900	0.038	8.236
P		0.974	0.001	0.977	0.001	0.959	0.001	0.970	0.001