Clinical Study
Serum Fatty Acids and Risk of Cutaneous Melanoma: A Population-Based Case-Control Study
Table 2
Fatty acid plasma percentage distribution in study subjects.
| Systematic name | Common name | Short designation | Cases | Controls | | | | Min | Max | Min | Max | 33th centilea | 67th centilea |
| SFAsb | | | | | | | | | Hexadecanoic | Palmitic | (16 : 0) | 27.70 | 42.75 | 26.35 | 42.75 | 35.10 | 36.92 | Heptadecanoic | Margaric (daturic) | (17 : 0) | 0.19 | 3.20 | 0.01 | 4.97 | 0.52 | 0.64 | Octadecanoic | Stearic | (18 : 0) | 11.84 | 22.41 | 8.52 | 21.89 | 16.53 | 18.10 | Eicosanoic | Arachidic | (20 : 0) | 0.01 | 1.11 | 0.01 | 1.26 | 0.32 | 0.47 | Tetracosanoic | Lignoceric | (24 : 0) | 0.01 | 2.25 | 0.01 | 1.65 | 0.72 | 1.11 | MUFAsb | | | | | | | | | cis-9-octadecenoic | Oleic | (18 : 1n-9) | 9.52 | 41.69 | 8.21 | 38.47 | 12.72 | 14.88 | cis-15-tetracosenoic | Nervonic | (24 : 1n-9) | 0.01 | 4.02 | 0.01 | 3.52 | 1.04 | 1.62 | PUFAsb | | | | | | | | | 9,12-octadecadienoic | Linoleic | (18 : 2n-6) | 11.34 | 23.56 | 11.32 | 23.54 | 17.19 | 20.07 | 5,8,11,14-eicosatetraenoic | Arachidonic | (20 : 4n-6) | 0.28 | 7.41 | 1.08 | 6.77 | 2.75 | 3.77 | 5,8,11,14,17-eicosapentaenoic | EPA | (20 : 5n-3) | 0.01 | 1.44 | 0.01 | 2.35 | 0.14 | 0.33 | 7,10,13,16,19-docosapentaenoic | DPA | (22 : 5n-3) | 0.01 | 0.60 | 0.01 | 0.75 | 0.09 | 0.18 | 4,7,10,13,16,19-docosahexaenoic | DHA | (22 : 6n-3) | 0.18 | 2.06 | 0.01 | 1.95 | 0.43 | 0.66 |
| | | | Mean | Standard deviation | Mean | Standard deviation | 33th centilea | 66th centilea |
| Groupings | | | | | | | | | SFAs | | | 55.95 | 3.59 | 55.68 | 4.12 | 54.57 | 56.72 | MUFAs + PUFAs | | | 39.29 | 3.86 | 39.37 | 4.18 | 38.34 | 40.73 | MUFAs | | | 16.27 | 5.02 | 16.22 | 4.99 | 14.31 | 16.52 | PUFAs | | | 23.02 | 4.59 | 23.15 | 3.60 | 21.58 | 25.06 | SFAs/MUFAs + PUFAs | | | 1.44 | 0.21 | 1.44 | 0.26 | 1.35 | 1.48 | SFAs/PUFAs | | | 2.54 | 0.58 | 2.47 | 0.47 | 2.23 | 2.61 | n-3 PUFAs | | | 1.10 | 0.60 | 1.06 | 0.69 | 0.71 | 1.11 | n-6 PUFAs | | | 21.92 | 4.33 | 22.09 | 3.40 | 20.53 | 24.04 | n-3 PUFAs/n-6 PUFAs | | | 0.05 | 0.02 | 0.05 | 0.03 | 0.03 | 0.05 |
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aPercentile cutpoints based on fatty acid distribution in controls.
bSFAs: saturated fatty acids; MUFAs: monounsaturated fatty acids; PUFAs: polyunsaturated fatty acids.
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