TABLE 6.
RBC fatty acids by quintiles of PPVT and Beery scores for White children1
| Quintiles of test scores2 | ||||||
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | P 3 | |
| PPVT, n | 28 | 30 | 34 | 31 | 30 | |
| DHA | 5.26 ± 1.41 | 4.98 ± 1.52 | 5.30 ± 1.48 | 5.56 ± 1.66 | 5.99 ± 1.41 | 0.053 |
| 22:5ω-6 | 0.70 ± 0.19 | 0.64 ± 0.18 | 0.63 ± 0.17 | 0.66 ± 0.19 | 0.57 ± 0.17 | 0.008 |
| 22:4ω-6 | 3.44 ± 0.71 | 3.94 ± 0.86 | 3.49 ± 0.88 | 3.52 ± 0.77 | 3.20 ± 0.66 | 0.204 |
| DHA/22:4ω-6 + 22:5ω-64 | 1.38 ± 0.77 | 1.29 ± 0.64 | 1.39 ± 0.58 | 1.43 ± 0.74 | 1.69 ± 0.77 | 0.007 |
| Beery, n | 28 | 25 | 62 | 20 | 29 | |
| DHA | 5.24 ± 1.54 | 5.31 ± 1.58 | 5.28 ± 1.62 | 5.45 ± 1.22 | 5.77 ± 1.52 | 0.196 |
| 22:5ω-6 | 0.66 ± 0.16 | 0.70 ± 0.21 | 0.63 ± 0.17 | 0.64 ± 0.19 | 0.60 ± 0.17 | 0.152 |
| 22:4ω-6 | 3.37 ± 0.69 | 3.46 ± 0.91 | 3.44 ± 0.72 | 3.38 ± 0.67 | 3.48 ± 0.97 | 0.624 |
| DHA/22:4ω-6 + 22:5ω-64 | 1.41 ± 0.68 | 1.41 ± 0.74 | 1.38 ± 0.61 | 1.40 ± 0.40 | 1.60 ± 0.92 | 0.304 |
1
Beery, Beery–Buktenica Developmental Test of Visual-Motor Integration; PPVT, Peabody Picture Vocabulary Test.
2
Minimum–maximum of test scores in quintile 1–5 were as follows—for PPVT: 73–109, 111–115, 116–125, 126–233, 134–159; Beery: 11–14, 15, 16–17, 18, 19–23.
3
Quintiles 1 and 5 were compared by Student's t test unless otherwise indicated.
4
Quintiles 1 and 5 were compared by Mann–Whitney U test.