Association of stent thrombectomy and conventional treatment with neuroprotection, complications, anxiety, and depression in acute ischemic stroke patients

Table 5 The vascular endothelial function before and after treatment in patients (n = 45), mean ± SD

Group	VEGF (ng/L)		NOS (ng/L)		ET-1 (U/mL)
	Before treatment	After 8 weeks of treatment	Before treatment	After 8 weeks of treatment	Before treatment	After 8 weeks of treatment
Observation group	298.54 ± 35.25	418.84 ± 42.15a	24.84 ± 6.15	37.98 ± 6.41a	91.58 ± 7.54	50.65 ± 5.48a
Control group	297.73 ± 34.91	315.24 ± 39.58b	24.75 ± 6.48	25.44 ± 6.05b	92.05 ± 8.01	64.25 ± 6.51b
t value	0.110	12.019	0.068	9.544	0.287	10.721
P value	> 0.05	< 0.05	> 0.05	< 0.05	> 0.05	< 0.05

^aP < 0.05 vs the observation group before treatment.

^bP < 0.05 vs the control group before treatment.

VEGF: Vascular endothelial growth factor; NOS: Nitric oxide synthase; ET-1: Endothelin-1.