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Table 2 Univariable and multivariable logistic regression analysis for factors associated with atrial fibrillation detection

From: Factors associated with the detection of atrial fibrillation in patients with embolic stroke of undetermined source

 

Univariable

 

Multivariable

HR (95% CI)

P value

HR (95% CI)

P value

Age

1.011 (0.978–1.044)

0.523

  

Male sex

1.662 (0.242–1.497)

0.275

  

Hypertension

0.946 (0.392–2.286)

0.903

  

Diabetes mellitus

0.948 (0.374–2.403)

0.911

  

Hyperlipidemia

1.418 (0.594–3.387)

0.432

  

CAD

1.702 (0.635–4.558)

0.290

  

History of stroke

0.992 (0.375–2.626)

0.987

  

Current smoker

1.571 (0.659–3.746)

0.308

  

LAD

1.136 (1.055–1.224)

0.001

  

LAE

3.297 (1.417–7.672)

0.006

3.204 (1.096–9.370)

0.033

NSAT

3.551 (1.498–8.414)

0.004

4.070 (1.378–12.018)

0.011

APC

1.000 (1.000–1.000)

0.714

  

APC > 100/24 hr

2.740 (1.181–6.358)

0.019

  

BNP

1.001 (1.000–1.002)

0.175

  

BNP > 100

3.432 (1.335–8.826)

0.010

-

-

Insular lesion

0.631 (0.223–1.783)

0.385

  

Lesion pattern

    

Others (reference)

1

 

1

 

Confluent + additional lesions

3.167 (1.334–7.518)

0.009

4.977 (1.649–15.019))

0.004

High-risk PFO

0.916 (0.296–2.829)

0.878

  

Complex AAA

0.466 (0.152–1.426)

0.181

  

ILR monitoring

8.600 (3.549–20.837)

< 0.001

11.497 (3.795–34.818)

< 0.001

  1. Values are presented as n (%), median (interquartile range), or mean (± SD)
  2. AF indicates atrial fibrillation; CAD, coronary artery disease; LAD, left atrial diameter; LAE, left atrial enlargement; NSAT, non-sustained atrial tachycardia; APC, atrial premature complex; BNP, brain natriuretic peptide; PFO, patent foramen ovale; AAA, aortic arch atherosclerosis; ILR, implantable loop recorder; Confluent + additional lesions, confluent plus additional lesions in a single vascular territory