Table 2.
Several variables of participants, by quartile of total VB2 intake
| Variables | Q1, n = 737 (25%)1 | Q2, n = 603 (25%)1 | Q3, n = 528 (25%)1 | Q4, n = 458 (25%)1 | P2 |
|---|---|---|---|---|---|
| Total VB2 intake | 1.29 (1.07, 1.47) | 2.06 (1.89, 2.28) | 3.18 (2.89, 3.46) | 5.26 (4.41, 22.01) | – |
| AFT | 17.00 (13.00, 20.00) | 18.00 (14.00, 21.00) | 18.00 (14.00, 22.00) | 19.00 (15.00, 23.00) | < 0.001 |
| CERAD Trial 1 Recall | 5.00 (4.00, 6.00) | 5.00 (4.00, 6.00) | 5.00 (4.00, 6.00) | 5.00 (4.00, 6.00) | 0.009 |
| CERAD Trial 2 Recall | 7.00 (6.00, 8.00) | 7.00 (6.00, 8.00) | 7.00 (6.00, 8.00) | 7.00 (6.00, 9.00) | 0.080 |
| CERAD Trial 3 Recall | 8.00 (7.00, 9.00) | 8.00 (7.00, 9.00) | 8.00 (7.00, 9.00) | 8.00 (7.00, 9.00) | 0.263 |
| CERAD total | 20.00 (17.00, 23.00) | 20.00 (17.00, 23.00) | 20.00 (17.00, 23.00) | 20.00 (18.00, 23.30) | 0.098 |
| CERAD Delayed Recall | 6.00 (5.00, 8.00) | 7.00 (5.00, 8.00) | 6.00 (5.00, 8.00) | 7.00 (5.00, 8.00) | 0.545 |
| DSST | 51.97 (37.00, 62.00) | 51.00 (42.00, 63.00) | 54.00 (42.89, 65.27) | 56.00 (47.00, 66.00) | < 0.001 |
| ALT | 18.00 (15.00, 24.00) | 19.00 (16.00, 25.00) | 20.00 (17.00, 26.00) | 21.00 (17.00, 26.00) | < 0.001 |
| AST | 22.00 (19.00, 27.00) | 22.00 (20.00, 27.00) | 24.00 (21.00, 27.00) | 25.00 (22.00, 28.00) | < 0.001 |
| Cholesterol | 4.83 (4.24, 5.77) | 4.89 (4.09, 5.60) | 4.89 (4.06, 5.70) | 4.94 (4.19, 5.66) | 0.672 |
1Median (IQR)
2Wilcoxon rank-sum test for complex survey samples