Table 2 —

Partial correlation coefficient (r) for the association between total spectral power and coronary risk factors by diabetes, adjusted for sex and age

Nondiabetic subjectsDiabetic subjectsAll subjects adjusted for diabetes
Systolic blood pressure (mmHg)−0.13−0.25−0.21§
BMI (kg/m2)−0.12−0.14−0.13
Waist-to-hip ratio−0.15−0.08−0.11
HbA1c (%)−0.20−0.28−0.26§
LDL cholesterol (mmol/l)−0.06−0.09−0.08
HDL cholesterol (mmol/l)
Triglycerides (mmol/l)*−0.21−0.10−0.15§
Exercise score*
Albumin excretion rate (μg/min)*−0.24−0.17−0.18
  • *

    * Variables were log-transformed; all correlations other than the correlation with age itself were adjusted for age.

  • P < 0.05,

  • P < 0.01,

  • §

    § P < 0.001.