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Table 5 Correlations between echocardiographic parameters of atrial conduction times, electrocardiographic parameters, clinical and laboratory characteristics of patients with FMS

From: Determination of the increased risk of developing atrial fibrillation in fibromyalgia syndrome

Parameters

Left-sided

EMD (ms)

Right-sided

EMD (ms)

Interatrial

EMD (ms)

Pmax (ms)

Pd (ms)

r

p

r

p

r

p

r

p

r

p

Age (years)

0.036

0.852

0.176

0.284

0.156

0.360

0.144

0.436

0.098

0.812

E/A ratio

0.064

0.695

−.130

0.424

0.061

0.709

0.366

0.066

0.384

0.060

DT (ms)

0.368

0.019

0.024

0.885

0.226

0.162

0.342

0.096

0.364

0.102

IVRT (ms)

0.366

0.020

0.394

0.012

0.501

0.001

0.798

< 0.001

0.786

< 0.001

LA dimension (cm)

0.675

< 0.001

0.804

< 0.001

0.856

< 0.001

0.765

< 0.001

0.698

< 0.001

Pmax (ms)

0.668

< 0.001

0.690

< 0.001

0.892

< 0.001

1

 

0.898

< 0.001

Pd (ms)

0.660

< 0.001

0.682

< 0.001

0.886

< 0.001

0.898

< 0.001

1

 

FIQ

0.668

< 0.001

0.688

< 0.001

0.888

< 0.001

0.868

< 0.001

0.866

< 0.001

VAS

0.904

< 0.001

0.796

< 0.001

0.764

< 0.001

0.820

< 0.001

0.754

< 0.001

  1. EMD electromechanical delay, E/A Ratio of peak early to peak late diastolic velocities, DT deceleration time, IVRT isovolumetric deceleration time, LA left atrium, Pmax maximum P-wave duration, Pd P-wave dispersion, Pmax minimum P-wave duration, FIQ Fibromyalgia Impact Questionnaire, VAS Visual Analogue Scale