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Table 1 Patient features associated with AF

From: Atrial fibrillation is not uncommon among patients with ischemic stroke and transient ischemic stroke in China

Variables

All patients (n = 1511)

Without AF (n = 1206)

With AF (n = 305)

P Value

 Age,yr. (median[IQR])

63(55–73)

61(53–71)

72(64–78)

< 0.001

 Women, n(%)

500(33.1)

385 (31.9)

115(37.7)

0.06

 BMI,Kg/m2 (median[IQR])

24.2(22.0–26.4)

24.2(22.0–26.4)

24.2(21.5–26.3)

0.08

 Current smoker,n(%)

494(32.7)

436(36.2)

58(19.0)

< 0.001

Medical history, (%)

 Hypertension

949(62.8)

750 (62.2)

199 (65.2)

0.32

 Diabetes

326(21.6)

254 (21.1)

72 (23.6)

0.33

 Hyperlipidemia

227(15.0)

192 (15.9)

35(11.5)

0.052

 Ischemic stroke

337(22.3)

254 (21.1)

83 (27.2)

0.02

 TIA

43(2.8)

36 (3.0)

7(2.3)

0.52

 MI

45(3.0)

33 (2.7)

12 (3.9)

0.27

 Coronary heart disease

154(10.2)

100(8.3)

54(17.7)

< 0.001

 Peripheral arterial disease

32(2.1)

23(1.9)

9(3.0)

0.26

 Heart failure

41(2.7)

12 (1.0)

29(9.5)

< 0.001

Blood analysis(mmol/L)

 Triglycerides

1.33(0.90–1.91)

1.40(0.96–2.00)

1.05(0.78–1.56)

< 0.001

 LDL

2.70(2.20–3.31)

2.74(2.23–3.35)

2.57(2.05–3.22)

0.001

 HDL

1.12(0.96–1.34)

1.12(0.96–1.34)

1.20(1.00–1.41)

0.002

 Cholesterol

4.52 (3.90–5.24)

4.55(3.93–5.29)

4.35(3.76–5.06)

0.002

 Fasting blood-glucose

5.49(4.92–6.81)

5.47(4.92–6.81)

5.60(4.94–6.83)

0.42

Clinical features(median[IQR])

 NIHSS at admission

3(1–6)

3(1–6)

4(2–9)

< 0.001

  1. IQR indicates interquartile range, TIA transient ischemic attack, MI myocardial infarction, NIHSS the National Institutes of Health Stroke Scale, LDL low density lipoprotein, HDL high density lipoprotein