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Table 3 Determinants of pre- and post-exercise FMD, and ΔFMD

From: Impact of acute exercise on brachial artery flow-mediated dilatation in young healthy people

Variables

Univariate analysis

Multivariate analysis

 

β

95% CI

Pvalue

β

95% CI

Pvalue

Pre-exercise FMD

      

Age (year)

0.045

−0.361 – 0.451

0.826

   

Male

−2.923

−5.004 - -0.843

0.007

−2.036

−4.362 – 0.289

0.085

Exercise (3/week)

−0.979

−3.239 – 1.282

0.391

   

BMI (kg/m2)

−0.589

−1.082 - -0.096

0.020

−0.368

−0.900 – 0.165

0.173

Cholesterol (mg/dl)*

8.928

−2.818 – 20.674

0.134

5.596

−5.974 – 17.167

0.338

Triglyceride (mg/dl)*

2.098

−3.229 – 7.426

0.435

   

HDL-C (mg/dl)*

6.088

−6.538 – 18.715

0.340

   

LDL-C (mg/dl)*

2.757

−5.465 – 10.980

0.506

   

Post-exercise FMD

      

Age (year)

−0.145

−0.493 – 0.203

0.409

   

Male

−0.231

−2.115 – 1.653

0.807

   

Exercise (3/week)

1.603

−0.315 – 3.521

0.100

2.064

0.133 – 3.995

0.037

BMI (kg/m2)

−0.046

−0.487 – 0.394

0.835

   

Exercise duration (sec)*

−5.219

−20.414 – 9.976

0.496

   

METS*

2.031

−12.282 – 16.345

0.778

   

Cholesterol (mg/dl)*

11.230

1.310 – 21.150

0.027

9.985

−6.383 – 26.353

0.228

Triglyceride (mg/dl)*

0.254

−4.349 – 4.856

0.913

   

HDL-C (mg/dl)*

−0.704

−11.634 – 10.226

0.898

   

LDL-C (mg/dl)*

6.355

−0.582 – 13.291

0.072

1.164

−10.166 – 12.493

0.838

ΔFMD (%)

      

Age (year)

−0.190

−0.582 – 0.201

0.336

   

Male

2.692

0.665 – 4.719

0.010

1.214

−1.147 – 3.574

0.309

Exercise (3/week)

2.582

0.465 – 4.699

0.018

2.532

0.300 – 4.765

0.027

BMI (kg/m2)

0.543

0.063 – 1.023

0.027

0.425

−0.093 – 0.942

0.106

Exercise duration (sec)*

5.354

−11.775 – 22.483

0.535

   

METS*

3.072

−13.048 – 19.192

0.705

   

Cholesterol (mg/dl)*

2.302

−9.251 – 13.854

0.692

   

Triglyceride (mg/dl)*

−1.845

−7.012 – 3.323

0.479

   

HDL-C (mg/dl)*

−6.793

−19.005 – 5.420

0.271

   

LDL-C (mg/dl)*

3.598

−4.352 – 11.547

0.370

   
  1. * Logarithmic transformation was done for these variables due to skewed distribution.
  2. BMI = body mass index; CI = confidence interval; FMD = flow-mediated dilatation; HDL-C = high-density lipoprotein-cholesterol; LDL-C = low-density lipoprotein-cholesterol; METS = metabolic equivalents.