变量

ALVO (n = 25)

PLVO (n = 14)

Z统计量

P

首次头颅CT至发病时间M (P25, P75) (h)

2.5 (2, 3)

3 (2, 6.75)

−0.661

0.509

入院NIHSS评分M (P25, P75)

13 (11, 17)

12.5 (3.75, 27.25)

−0.44

0.660

ASPECT评分M (P25, P75)

6 (5, 7.5)

9 (7.75, 10)

−3.456

0.001

V_CBF<30% M (P25, P75) (ml)

11 (0, 25.5)

0 (0, 0)

−3.258

0.001

V_{Tmax>6 s} M (P25, P75) (ml)

154 (89, 202.5)

29.5 (0, 117.25)

−3.427

0.000