Table 1.

Baseline characteristics between patients with and without Early Improvement (NIHSS ≥4 or 0 at 2 hours)

	Early improvement (n=183)	No Early improvement (n=441)	p-value
Baseline NIHSS	16.1±6.5	14.3±7.4	0.001*
Male (%)	60.1	57.1	0.533
Race (% white)	66.7	63.7	0.567
Age in years (±SD)	65.8±11.5	67.4±11.7	0.104
Weight in kg (±SD)	77.8±17.7	78.2±17.6	0.702
Prior stroke (%)	30.6	32.7	0.639
Hypertension (%)	63.7	67.1	0.456
Diabetes (%)	15.3	23.6	0.023*
Current smoker (%)	42.6	31.7	0.012*
Aspirin use (%)	30.1	36.5	0.139
Atrial fibrillation (%)	14.4	20.3	0.089
Time to treatment in 0–90 minutes (%)	56.8	44.9	0.008*

^*p<0.05