Increased Macular Pigment Optical Density and Visual Acuity following Consumption of a Buttermilk Drink Containing Lutein-Enriched Egg Yolks: A Randomized, Double-Blind, Placebo-Controlled Trial

Table 2

Baseline visual acuity (VA), macular pigment optical density (MPOD), and plasma lutein concentrations in lutein and control groups.

	Lutein group; ()	Control group; ()	value
Gender (m/f)			0.832
Age (years)			0.557
BMI (kg/m^2)			0.375
Ever smoked (yes)			0.472
Lutein (ng/mL)			0.803
MPOD			0.859
VA (LogMar)			0.711
Dark adaptation			0.302

MPOD, macular pigment optical density; VA, visual acuity.