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Table 4 Statistically significant correlations (Spearman’s ρ and ( p value)) between lutein, zeaxanthin and major food sources for their intake in serum and diet with MPOD (two eyes/subject, n=216)

From: Markers of lutein and zeaxanthin status in two age groups of men and women: dietary intake, serum concentrations, lipid profile and macular pigment optical density

 

MPOD

Aged 45 – 65 years

Total sample

Serum

  

Lutein

0.204 (0.034)

 

Zeaxanthin

0.267 (0.005)

 

Lutein + zeaxanthin

0.223 (0.020)

 

Lutein + zeaxanthin/cholesterol + triglycerides

0.262 (0.006)

0.170 (0.012)

Lutein/cholesterol + triglycerides

0.258 (0.007)

0.176 (0.009)

Zeaxanthin/cholesterol + triglycerides

0.298 (0.002)

0.152 (0.025)

Lutein/HDL cholesterol

0.239 (0.013)

 

Zeaxanthin/HDL cholesterol

0.282 (0.003)

 

Lutein + zeaxanthin/HDL-cholesterol

0.272 (0.004)

 

Lutein + zeaxanthin/LDL-cholesterol

0.301 (0.002)

0.162 (0.017)

Cholesterol

−0.227 (0.018)

 

Dietary intake

  

Zeaxanthin

0.230 (0.017)

 

Lutein (density)

 

−0.147 (0.030)

Fruit

0.318 (0.001)

0.160 (0.018)

Vegetables

0.255 (0.008)

 

Fruit and vegetables

0.350 (0.000)

0.171 (0.012)

  1. MPOD: macular pigment optical density; HDL: high-density lipoprotein; LDL: low density lipoprotein.