Table 2.
Population characteristics by deciles of adipose tissue α-linolenic acid among controls
| Deciles of adipose tissue α-linolenic acid | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | P | |
| Median, % total fatty acids | 0.36 | 0.45 | 0.5 | 0.55 | 0.6 | 0.64 | 0.7 | 0.77 | 0.88 | 1.04 | for tend |
| α-Linolenic acid intake g/d* | 1.11 | 1.25 | 1.38 | 1.38 | 1.52 | 1.62 | 1.79 | 1.83 | 2.08 | 2.35 | <0.0001 |
| α-Linolenic acid intake, % energy | 0.42 | 0.46 | 0.51 | 0.51 | 0.57 | 0.6 | 0.65 | 0.67 | 0.76 | 0.86 | <0.0001 |
| Waist-to-hip ratio | 0.95 | 0.94 | 0.96 | 0.96 | 0.95 | 0.94 | 0.95 | 0.95 | 0.95 | 0.95 | 0.36 |
| Physical activity, METs/d | 1.49 | 1.54 | 1.52 | 1.49 | 1.46 | 1.45 | 1.58 | 1.65 | 1.61 | 1.71 | <0.0001 |
| Monthly household income, US$ | 428 | 510 | 581 | 619 | 676 | 640 | 625 | 599 | 526 | 517 | 0.26 |
| Current smokers, % ≥ 1 cig/d | 29 | 25 | 17 | 18 | 23 | 16 | 20 | 21 | 25 | 15 | 0.21 |
| Current drinkers, % | 39 | 42 | 43 | 40 | 45 | 41 | 46 | 41 | 38 | 32 | 0.56 |
| History of diabetes, % | 22 | 13 | 17 | 12 | 17 | 14 | 15 | 12 | 12 | 14 | 0.003 |
| History of hypertension, % | 38 | 32 | 31 | 28 | 31 | 27 | 27 | 30 | 33 | 25 | 0.01 |
| Daily dietary intake | |||||||||||
| Energy, kcal per day | 2,430 | 2,425 | 2,428 | 2,431 | 2,490 | 2,450 | 2,497 | 2,437 | 2,438 | 2,492 | 0.62 |
| Saturated fat, % energy | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 9 | 10 | 9 | <0.0001 |
| Monounsaturated fat, % energy | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 0.002 |
| Linoleic acid, % energy | 5 | 5 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | <0.0001 |
| Trans fat, % energy | 1.2 | 1.39 | 1.44 | 1.34 | 1.41 | 1.46 | 1.49 | 1.45 | 1.55 | 1.49 | 0.0003 |
| EPA, % energy | 0.04 | 0.04 | 0.04 | 0.05 | 0.04 | 0.05 | 0.05 | 0.04 | 0.04 | 0.05 | 0.11 |
| DHA, % energy | 0.06 | 0.07 | 0.07 | 0.08 | 0.07 | 0.08 | 0.08 | 0.07 | 0.08 | 0.07 | 0.16 |
| Cholesterol, mg/1000 kcal | 127 | 124 | 122 | 120 | 111 | 116 | 116 | 109 | 123 | 118 | 0.04 |
| Fiber, g/1000 kcal | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | <0.0001 |
| Fish, g* | 14 | 16 | 16 | 19 | 17 | 18 | 19 | 17 | 18 | 18 | 0.03 |
| Adipose tissue % total fatty acids | |||||||||||
| EPA | 0.03 | 0.04 | 0.04 | 0.04 | 0.04 | 0.04 | 0.04 | 0.04 | 0.04 | 0.04 | <0.0001 |
| DHA | 0.15 | 0.15 | 0.14 | 0.15 | 0.15 | 0.15 | 0.14 | 0.14 | 0.14 | 0.14 | 0.005 |
| Linoleic | 10 | 12 | 14 | 14 | 15 | 16 | 17 | 18 | 18 | 21 | <0.0001 |
| Trans | 2.15 | 2.42 | 2.6 | 2.55 | 2.67 | 2.69 | 2.7 | 2.72 | 2.72 | 2.75 | <0.0001 |
METs, metabolic equivalent tasks, EPA, eicosapentaenoic acid, and DHA docosahexaenoic acid.
Adjusted for total energy by using the residual method. N=1,819
Values are means except where the prevalence is indicated as %.