Table 3.
Adjusted regression coefficients (S.E.) for differences in omega-3 fatty acid relative to a one-unit increase in log10-transformed bis(1,3-dichloro-2-propyl) phosphate (BDCPP), with results weighted for sampling strategy.
| Eicosapentaenoic acid (μmol/L) | Docosahexaenoic acid (μmol/L) | Alpha-linolenic acid (μmol/L) | Stearidonic acid (μmol/L) | Docosapentaenoic acid (μmol/L | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Unweighted no./Population size | Regression coefficient (S.E.) | p | Unweighted no./Population size | Regression coefficient (S.E.) | P | Unweighted no./Population size | Regression coefficient (S.E.) | P | Unweighted no./Population size | Regression coefficient (S.E.) | P | Unweighted no./Population size | Regression coefficient (S.E.) | P | |
| Overall | 1,210/ 53,466,400 | −9.05 (3.99) | 0.03 | 1,148/ 51,175,298 | −7.77 (5.06) | 0.135 | 1,338 (57068532) | −3.84 (3.69) | 0.306 | 1,127/ 49,353,600 | −0.77 (0.48) | 0.114 | 1,229/ 53,859,774 | −2.63 (1.32) | 0.055 |
| Sex | |||||||||||||||
| Male | 578/25098217 | −8.80(3.95) | 0.033 | 554/24390323 | −10.06(6.74) | 0.145 | 635(26652434) | −8.28(6.63) | 0.221 | 541(23559140) | −1.74(0.86) | 0.053 | 585(25284654) | −3.17(1.93) | 0.11 |
| Female | 632/28368184 | −8.28 (5.63) | 0.151 | 594/26784975 | −5.3(8.2) | 0.523 | 703(30416098) | −4.60(4.73) | 0.923 | 586(25794460) | 0.02(0.38) | 0.966 | 644(28575120) | −1.80(1.38) | 0.202 |
| Age (years) | |||||||||||||||
| 20–50 | 628/28793617 | −11.30 (4.58) | 0.019 | 585/27142107 | −7.01/7.27 | 0.342 | 688(30622159) | −6.16(6.95) | 0.382 | 557(25985209) | −1.57(0.97) | 0.114 | 636(29055012) | −2.63(1.73) | 0.137 |
| >50 | 582/24672783 | −4.17 (5.78) | 0.476 | 563/24033191 | −5.86/8.35 | 0.488 | 650(26446373) | −1.94(3.42) | 0.575 | 570(23368390) | −0.001(0.25) | 0.998 | 593(24804762) | −2.35(1.93) | 0.232 |
| Body mass index (kg/m 2 ) | |||||||||||||||
| <25 | 344(14680564) - | −7.84 (5.95) | 0.199 | 320/13835737 | −3.25/11.16 | 0.773 | 386(15584032) | −5.07(8.67) | 0.563 | 309(13025788) | −1.6(1.39) | 0.259 | 354(14845303) | −0.94(2.21) | 0.674 |
| 25–30 | 413(19028922) | −6.91 (4.71) | 0.153 | 393/18186051 | −5.33/5.88 | 0.372 | 455(20343822) | −10.18(4.27) | 0.022 | 391(17922549) | −0.57(0.53) | 0.285 | 416(19124390) | −4.85(2.15) | 0.031 |
| ≧30 | 446 (19611552) | −14.13 (7.04) | 0.053 | 428/19008148 | −12.49/8.39 | 0.147 | 497(21140679) | 3.20(5.99) | 0.597 | 427(18405263) | −0.5(0.86) | 0.568 | 452(19744719) | −2.87(1.93) | 0.147 |
| Alcohol consumption (drink/year) | |||||||||||||||
| <12 | 289 (10184079) | −3.57(8.97) | 0.693 | 289 (10184079) | −10.14/11.88 | 0.4 | 327 (11054304) | −2.51(5.42) | 0.646 | 292(9998263) | −0.54(0.27) | 0.049 | 307(10654708) | −2.28(1.92) | 0.244 |
| ≧12 | 862 (41115944) | −8.92 (3.97) | 0.032 | 859 (40991219) | −6.43(5.21) | 0.226 | 913(42559157) | −3.35(4.48) | 0.46 | 835(39355337) | −0.82(0.6) | 0.178 | 865(41072743) | −2.75(1.48) | 0.071 |
| Income (USD) | |||||||||||||||
| <45,000 | 604(20765107) | −10.66(4.73) | 0.031 | 575/19834326 | −9.97(5.66) | 0.088 | 639(21772125) | −4.36(5.33) | 0.419 | 534(18692240) | −0.83(0.74) | 0.269 | 589(20351227) | −1.35(1.68) | 0.43 |
| > = 45,000 | 606 (32701293) | −8.23 (5.27) | 0.128 | 573/31340972) | −4.51(7.87) | 0.571 | 647(33725326) | −3.04(6.42) | 0.639 | 547(29284015) | −0.77(0.69) | 0.274 | 594(32097279) | −3.34(1.69) | 0.056 |
| Ethnicity | |||||||||||||||
| Mexican-American | 150(4404881) | 1.75 (2.86) | 0.726 | 139(4046923) | −18.43(5.51) | 0.006 | 171(5006399) | −5.41(7.95) | 0.508 | 139(4149747) | - 0.16(0.71) | 0.822 | 157(4702000) | 0.99(2.18) | 0.657 |
| Other Hispanic | 110(2879209) | −9.93(6.78) | 0.165 | 104(2666953) | −27.79(15.09) | 0.087 | 139(3563313) | −6.31(7.16) | 0.392 | 115(2761828) | −0.8(0.51) | 0.139 | 126(3248913) | −3.33(3.21) | 0.317 |
| Non-Hispanic White | 562(38067694) | −8.95(4.67) | 0.065 | 543(36842123) | −2.33(6.15) | 0.708 | 591(39536591) | −2.37(4.97) | 0.637 | 530(35419924) | −0.87(0.63) | 0.178 | 553(37780032) | −2.82(1.68) | 0.103 |
| Non-Hispanic Black | 222(4371286) | −5.55 (5.74) | 0.345 | 213(4162272) | −12.75(7.89) | 0.121 | 245(4805034) | −6.70(4.29) | 0.132 | 204(3918381) | −0.31(0.29) | 0.294 | 222(4341893) | −3.17(2.19) | 0.162 |
| Other Race - Including Multi-Racial | 166(3746329) | −23.77(10.39) | 0.032 | 149(3457027) | −38.58(13.09) | 0.007 | 192(4157195) | −13.52(5.77) | 0.028 | 139(3103719) | −0.85(0.45) | 0.074 | 171(3786936) | −4.03(2.28) | 0.091 |