Table 1 Baseline characteristics of patients

Age (yr)

57.8 ± 16.7

Sex

 Male

13 (59.1%)

 Female

9 (40.9%)

NIHSS

11.2 ± 7.8

Risk factors

 Diabetes mellitus

6 (27.3%)

 Hypertension

11 (50.0%)

 Hyperlipidemia

13 (59.1%)

 Atrial fibrillation

1 (4.5%)

 Previous stroke

6 (27.3%)

 Smoking

8 (36.3%)

 Drinking

4 (18.2%)

Location

 L

12 (54.5%)

 R

10 (45.5%)

Intravenous alteplase

8 (36.4%)

Onset to puncture time (min)

268.3 ± 91.4