Research Article

Inflammation, Oxidative Stress, and Antioxidants Contribute to Selected Sleep Quality and Cardiometabolic Health Relationships: A Cross-Sectional Study

Table 4

Indirect effect of mediators on the sleep quality-metabolic syndrome and sleep quality-number of MetS components relationship for men.

Mediator (95%  )
MetSMetSNumber of MetS components

C-Reactive Protein (nM)0.0020.001 (−0.006, 0.008)0.002 (−0.006, 0.010)
-Glutamyl transferase (U/L)0.0240.042 (−0.013, 0.097)0.014 (−0.003, 0.031)
Bilirubin (µM)0.0010.000 (−0.013, 0.013)0.000 (−0.011, 0.011)
Carotenoids (µM)0.010−0.014 (−0.032, 0.004)−0.011 (−0.024, 0.002)
Uric acid (µM)0.013−0.001 (−0.06, 0.058)−0.001 (−0.041, 0.039)
Vitamin A (µM) 0.0170.015 (−0.004, 0.034)0.014 
Vitamin C (µM) 0.0120.007 (−0.021, 0.036)0.005 (−0.016, 0.026)
Vitamin D (nM)−0.009−0.010 (−0.024, 0.004)−0.011 (−0.024, 0.002)
Vitamin E (µM) −0.018−0.029  −0.026 

MetS is metabolic syndrome. is indirect effect. Significant for Joint test, and bold means significant for Sobel test.