Table 4 Stratified associations between myopia status and lutein and zeaxanthin intake by age and race/ethnicity.

From: Association of nutritional intake with myopia and astigmatism

Variable

Estimate

P

95% CI lower

95% CI upper

Age 40–59

Intercept

3268.296

< 0.001

2672.666

3863.925

Low myopia vs. emmetropia

−190.538

0.625

−955.610

574.535

High myopia vs. emmetropia

6.045

0.991

−1093.707

1105.798

Age 18–39

Intercept

1990.456

< 0.001

1720.350

2260.563

Low myopia vs. emmetropia

286.794

0.289

−243.275

816.863

High myopia vs. emmetropia

536.399

0.236

−351.152

1423.949

Age 12–17

Intercept

1491.308

< 0.001

1113.042

1869.574

Low myopia vs. emmetropia

88.681

0.730

−416.075

593.436

Ligh myopia vs. emmetropia

723.991

0.610

−2060.820

3508.801

Mexican American

Intercept

1488.839

< 0.001

1297.989

1679.689

Low myopia vs. emmetropia

241.785

0.258

−177.833

661.403

High myopia vs. emmetropia

1866.622

0.189

−917.458

4650.701

Non-Hispanic Black

Intercept

2701.526

< 0.001

2148.301

3254.751

Low myopia vs. emmetropia

−57.350

0.896

−917.728

803.028

High myopia vs. emmetropia

199.663

0.873

−2257.477

2656.802

Other Hispanic

Intercept

1954.378

< 0.001

1565.311

2343.445

Low myopia vs. emmetropia

758.794

0.227

−472.774

1990.363

High myopia vs. emmetropia

−357.016

0.410

−1208.781

494.748

Other Multi-Racial

Intercept

2039.877

< 0.001

1316.936

2762.818

Low myopia vs. emmetropia

1206.051

0.133

−371.563

2783.665

High myopia vs. emmetropia

1241.694

0.360

−1428.954

3912.342

Non-Hispanic White

Intercept

2586.867

< 0.001

2193.591

2980.142

Low myopia vs. emmetropia

−37.419

0.895

−594.496

519.659

High myopia vs. emmetropia

262.367

0.533

−563.573

1088.308

  1. Estimate, estimated regression coefficient; P, p-value for statistical significance; 95% CI lower, lower bound of the 95% confidence interval; 95% CI upper, upper bound of the 95% confidence interval.