Endovascular treatment vs drug therapy alone in patients with mild ischemic stroke and large infarct cores

Table 1 National Institutes of Health Stroke Scale score compared between the two at different time points (mean ± SD)

Groups	n	Before the operation	24 h after the operation	7 d after the operation	Before discharge
Endovascular treatment group	50	16.43 ± 6.34	12.23 ± 5.63	10.35 ± 4.01	6.83 ± 1.23
Medical treatment group	50	17.09 ± 5.98	14.11 ± 6.03	12.38 ± 5.22	8.23 ± 2.09
t value		1.023	4.522	7.093	13.12
P value		0.276	0.042	0.024	0.001