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Table 3 Multivariate relationship between sleep problems and coagulation factors

From: Association of sleep problems with neuroendocrine hormones and coagulation factors in patients with acute myocardial infarction

Entered variables

Fibrinogen

D-dimer

VWF

Partial corr.

P

Partial corr.

P

Partial corr.

P

Age

−0.059

0.439

−0.125

0.102

−0.006

0.942

Male sex

−0.073

0.343

−0.083

0.278

−0.114

0.137

Education

−0.190

0.012

−0.096

0.208

−0.018

0.810

Charlson index

0.115

0.133

0.177

0.020

0.021

0.779

Hypertension history

0.078

0.309

0.037

0.628

−0.034

0.654

High cholesterol history

0.041

0.591

−0.063

0.409

−0.049

0.522

Depression history

−0.178

0.019

0.037

0.627

−0.060

0.432

Body mass index

0.133

0.081

−0.011

0.890

0.136

0.075

Smoking

0.032

0.678

−0.061

0.426

0.003

0.973

Alcohol consumption

−0.054

0.477

0.087

0.253

0.032

0.674

Physical activity

−0.090

0.238

0.069

0.367

−0.012

0.877

Previous MI

0.047

0.538

0.155

0.042

0.082

0.286

ST-elevation MI

0.158

0.038

0.019

0.800

0.010

0.898

Stenotic coronary arteries

0.074

0.331

−0.083

0.280

0.003

0.972

GRACE risk score

0.102

0.180

0.279

< 0.001

0.276

< 0.001

Acute distress

0.033

0.668

0.060

0.430

0.126

0.097

Sleep difficulties

0.158

0.037

0.040

0.600

0.079

0.299

High risk of OSA

−0.038

0.618

−0.082

0.283

0.017

0.828

Model statistic

R2 = 0.216

F18,171 = 2.61

P = 0.001

R2 = 0.245

F18,171 = 3.08

P < 0.001

R2 = 0.236

F18,171 = 2.93

P < 0.001

  1. Linear regression model with all variables entered in one block. Significant partial correlation coefficients (Partial corr.) and P-values are given in bold
  2. GRACE Global Registry of Acute Cardiac Events, MI myocardial infarction, OSA obstructive sleep apnea, VWF von Willebrand factor