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Table 1 Baseline characteristics of patients who did and did not develop atrial fibrillation during follow-up

From: Association of right atrial structure with incident atrial fibrillation: a longitudinal cohort cardiovascular magnetic resonance study from the Multi-Ethnic Study of Atherosclerosis (MESA)

 

Developed AF

N = 368 (11.7%)

No AF

N = 2779 (88.3%)

P value

Age (years), mean ± SD

69.2 ± 8.0

61 ± 10

< 0.001

Males, n(%)

188 (51%)

1231 (44%)

0.01

Race, n(%)

< 0.001

 Caucasian

183 (50%)

1032 (37%)

 

 Hispanic

57 (16%)

603 (22%)

 

 African American

85 (23%)

784 (28%)

 

 Chinese

43 (11%)

361 (13%)

 

Smoker (past or current), n(%)

204 (55%)

1327 (48%)

0.004

BMI (kg/m2), mean ± SD

27.9 ± 5

27.9 ± 5.6

0.85

Systolic blood pressure (mmHg), mean ± SD

133 ± 23

123 ± 20

< 0.001

Diastolic blood pressure (mmHg), mean ± SD

72 ± 10

72 ± 10

0.89

Taking blood pressure medication, n(%)

180 (49%)

880 (32%)

< 0.001

Total cholesterol (mg/dl), mean ± SD

195 ± 35

195 ± 36

0.78

HDL (mg/dl), mean ± SD

52.4 ± 16.2

51.4 ± 14.9

0.24

Taking lipid lowering medications, n(%)

81 (22.1%)

414 (14.9%)

< 0.001

Fasting glucose (mg/dL), mean ± SD

102 ± 37

97 ± 31

0.009

Diabetes, n(%)

0.054

 Impaired fasting glucose

50 (14%)

343 (12%)

 

 Diabetes

64 (17%)

365 (13%)

 

Alcohol Use

0.34

 Current

198 (58%)

1574 (57%)

 

 Former

94 (26%)

615 (22%)

 
  1. Values are mean ± SD or %
  2. AF atrial fibrillation, SD Standard deviation, BMI Body mass index, HDL High density lipoprotein