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Table 3 The association between total and regional body composition data and QTc interval in male

From: Different body parts’ fat mass and corrected QT interval on the electrocardiogram: The Fasa PERSIAN Cohort Study

 

Unadjusted

Multi-variable adjusted

QTc (continuous)

QTc > 450 ms

QTc (continuous)

QTc > 450 ms

Beta

P-value

OR (95%CI)

P-value

Beta

P-value

OR (95%CI)

P-value

Total

        

Fat mass (%)

0.142

< 0.001

1.03 (1.01–1.06)

0.015

0.125

< 0.001

1.03 (1.00–1.06)

0.057

FMI (kg/m2)

0.137

< 0.001

1.08 (1.01–1.15)

0.029

0.122

< 0.001

1.07 (0.99–1.15)

0.078

FFMI (kg/m2)

0.038

0.154

1.00 (0.92–1.08)

0.893

0.029

0.331

0.99 (0.91–1.09)

0.885

FM:FFM ratio

0.149

< 0.001

8.32 (1.70–40.73)

0.009

0.131

< 0.001

6.66 (1.11–40.13)

0.038

Arms

        

Fat mass (%)

0.158

< 0.001

1.02 (1.01–1.04)

0.005

0.145

< 0.001

1.02 (1.00–1.04)

0.018

FMI (kg/m2)

0.124

< 0.001

1.74 (0.98–3.09)

0.060

0.113

< 0.001

1.73 (0.92–3.27)

0.090

FFMI (kg/m2)

0.008

0.773

0.84 (0.50–1.39)

0.490

0.007

0.813

0.88 (0.49–1.57)

0.659

FM:FFM ratio

0.157

< 0.001

12.61 (2.09–76.09)

0.006

0.142

< 0.001

11.31 (1.51–84.94)

0.018

Legs

        

Fat mass (%)

0.104

< 0.001

1.01 (1.00–1.03)

0.102

0.076

0.0101

1.01 (0.99–1.03)

0.271

FMI (kg/m2)

0.107

< 0.001

1.21 (0.95–1.54)

0.117

0.090

0.002

1.19 (0.91–1.56)

0.202

FFMI (kg/m2)

0.064

0.015

1.04 (0.85–1.28)

0.679

0.081

0.007

1.09 (0.87–1.38)

0.443

FM:FFM ratio

0.106

< 0.001

5.55 (0.76–40.64)

0.092

0.079

0.008

3.87 (0.40–37.84)

0.245

Trunk

        

Fat mass (%)

0.152

< 0.001

1.03 (1.01–1.05)

0.008

0.137

< 0.001

1.03 (1.00–1.05)

0.032

FMI (kg/m2)

0.148

< 0.001

1.14 (1.03–1.27)

0.014

0.132

< 0.001

1.12 (1.00–1.27)

0.053

FFMI (kg/m2)

0.025

0.346

0.97 (0.83–1.14)

0.702

− 0.004

0.900

0.94 (0.78–1.12)

0.457

FM:FFM ratio

0.160

< 0.001

6.76 (1.84–24.79)

0.004

0.145

< 0.001

5.58 (1.31–23.72)

0.020

  1. B = beta coefficient, QTc = Corrected QT interval by Bazett's formula, OR = Odds ratio, CI = Confidence interval. Statistically significant P-values are bolded
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BMC Cardiovascular Disorders

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