Table 1 Demographics, clinical characteristics, and vitamin D levels in the RLS group following acute ischemic stroke and the acute ischemic stroke-only group.

Age (years) mean ± SD

61.93±10.72

61.89±12.26

61.94±10.42

-0.033

0.973

Female, n (%)

99 (30.65)

23(43.40)

76(28.15)

4.846

0.028

Smoking status, n (%)

103 (31.89)

19(35.85)

84(31.11)

0.458

0.499

Alcohol consumption, n (%)

122 (37.77)

13(24.53)

109(40.37)

4.731

0.03

Hypertension, n (%)

213 (65.94)

33(62.26)

180(66.67) 0.382

0.382

0.536

Diabetes, n (%)

105 (32.51)

16(30.19)

89(32.96)

0.155

0.693

BMI [kg/m2, (\(\rm{\bar{X}}\)±S)]

25.81±4.05

25.30±5.05

25.91±3.82

-0.84

0.404

Cholesterol [mmol/L, (\(\rm{\bar{X}}\)±S)]

4.55±1.17

4.63±1.35

4.53±1.14

0.546

0.585

Triglyceride [mmol/L, (\(\rm{\bar{X}}\)±S)]

1.90±1.29

2.08±1.64

1.86±1.21

1.107

0.269

HDL-C [mmol/L, (\(\rm{\bar{X}}\)±S)]

1.13±0.37

1.16± 0.48

1.13±0.34

0.654

0.513

LDL-C [mmol/L, (\(\rm{\bar{X}}\)±S)]

2.65±0.81

2.61±0.87

2.65±0.80

-0.351

0.726

Glucose [mmol/L, (\(\rm{\bar{X}}\)±S)]

6.87±2.89

6.86± 2.75

6.88±2.92

-0.039

0.969

Hemoglobin A1c [%, (\(\rm{\bar{X}}\)±S)]

6.89±1.80

7.06±1.83

6.85±1.80

0.775

0.439

HCY [µmol/L, (\(\rm{\bar{X}}\)±S)]

17.87±8.53

18.73±9.97

17.70±8.23

0.797

0.426

25-(OH) D [ng/mL, (\(\rm{\bar{X}}\)±S)]

20.65±5.84

13.02±4.67

22.15±4.79

-12.745

<0.001

Insufficient vitamin D, n (%)

146(45.20)

49(92.45)

97(35.93)

57.151

<0.001