Research Article
Consumption of Lutein and Zeaxanthin and Its Relation to the Level of Macular Pigment Optical Density in Thai Subjects
Table 3
Mean intake, maximum intake, and minimum intake of dietary
L/
Z for each group of participants.
| Variable | Unit/categories | Mean ± SD | Max | Min |
| Age | <50 years | 3.00 ± 2.58 | 9.75 | 0.20 | 50–59 years | 3.25 ± 3.03 | 11.98 | 0.28 | ≥60 years | 2.58 ± 1.79 | 6.12 | 0.21 |
| Gender | Female | 3.08 ± 2.54 | 10.65 | 0.20 | Male | 2.89 ± 2.99 | 11.98 | 0.27 |
| Residence | Bangkok | 2.70 ± 2.38 | 10.65 | 0.20 | Vicinity areas | 3.77 ± 3.10 | 11.98 | 0.28 |
| All participants | Total | 3.03 ± 2.65 | 11.98 | 0.20 |
|
|
Unit = mg per day, max = maximum intake of L/ Z, and min = minimum intake of L/ Z. |