Table 1 Summary of patient demographic and clinical characteristics

Number (n)

22

83

Age (years)

74.1 ± 9.7

73.9 ± 11.6

0.87

Sex (males: females)

10:12

34:49

0.33

Time from symptom onset to first MRI (days)

1.1 ± 1.1

1.3 ± 1.4

0.84

Time from symptom onset to follow-up MRI (days)

8.8 ± 1.5

9.3 ± 2.5

0.28

Time from symptom onset to start of rehabilitation (days)

3.0 ± 1.5

3.4 ± 1.9

0.56

Rehabilitation time (days)

15.8 ± 10.5

12.5 ± 7.1

0.09

Hypertension

17

66

0.78

Diabetes mellitus

4

26

0.29

Hyper-LDLemia

13

47

0.84

Atrial fibrillation

4

9

0.46

Smoking index

280.8 ± 87.2

328.0 ± 46.6

0.67

Brunnstrom stage on admission

12.5 ± 4.3

15.4 ± 2.7

< 0.001

Brunnstrom stage on discharge

13.3 ± 4.5

16.1 ± 2.3

0.0012

SSS-TOAST classification

Large-artery atherosclerosis

3

16

Cardioaortic embolism

2

10

Small-artery disease

15

46

Other causes

0

2

Undermined causes

2

9

Infarction locations

Centrum ovale

0

6

Paraventricular corona radiata

15

15

Internal capsule

4

12

Midbrain

0

1

Pons

0

13

Medulla oblongata

0

3

Multiple sections

3

33

Responsible artery

Number

19

26

White matter medullary artery

1

7

Lenticulostriate artery

14

8

Anterior choroid artery

4

11