Relationship between Pulsatility Index and Clinical Course of Acute Ischemic Stroke after Thrombolytic Treatment

Table 2

Clinical scales.

Scales	Average	Std. deviation
NIHSS (before iv-rt-PA)	13.2	4.5
NIHSS (24 hours later after iv-rt-PA)	4.3	4.6
NIHSS (chronic phase)	2.6	2.6
mRS (chronic phase)	1.2	1.6