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Table 5 Fatty acid composition of serum phospholipids at baseline and post-intervention in persons eating chickens fed soybean oil supplement (SO) and rapeseed and linseed oil supplement (RLO), (% of total fatty acids, FAME)

From: Increased EPA levels in serum phospholipids of humans after four weeks daily ingestion of one portion chicken fed linseed and rapeseed oil

Fatty acid SO group (n = 23) RLO group (n = 23) P§ P
  Baseline Post-intervention Baseline Post-intervention   
  Mean SEM Mean SEM Mean SEM Mean SEM   
C14:0 0.37 0.02 0.34 0.02 0.37 0.02 0.41 0.03 0.894 0.029
C15:0 0.23 0.01 0.21 0.01 0.25 0.01 0.25 0.01 0.127 0.004
C16:0 29.5 0.45 29.2 0.41 29.4 0.39 28.8 0.41 0.903 0.460
C16:1,n-7 0.67 0.05 0.61 0.04 0.57 0.04 0.57 0.03 0.114 0.455
C18:0 13.5 0.35 13.2 0.31 13.4 0.28 13.1 0.29 0.966 0.873
C18:1,c9 10.18 0.31 9.42 0.31 9.32 0.26 9.48 0.27 0.042 0.887
C18:2,n-6 (LA) 20.2 0.58 20.3 0.47 21.0 0.53 20.7 0.52 0.285 0.537
C18:3,n-3 (ALA) 0.27 0.02 0.23 0.01 0.26 0.02 0.36 0.03 0.735 0.000
C20:4,n-6 (AA) 8.41 0.39 10.21 0.46 9.16 0.36 9.66 0.34 0.167 0.340
C20:5,n-3 (EPA) 1.03 0.09 0.80 0.05 1.09 0.09 1.26 0.09 0.669 0.000
C22:5,n-3 (DPA) 0.91 0.05 0.92 0.05 0.92 0.05 1.08 0.06 0.836 0.065
C22:6,n-3 (DHA) 4.94 0.28 4.77 0.26 4.63 0.26 4.57 0.20 0.421 0.545
SFA 43.3 0.19 42.7 0.22 43.3 0.17 42.3 0.21 0.736 0.163
MUFA 10.8 0.32 10.0 0.32 9.89 0.29 10.0 0.29 0.034 0.967
PUFA 35.7 0.42 37.2 0.51 37.1 0.53 37.6 0.46 0.052 0.540
n-3 PUFA 7.15 0.35 6.72 0.29 6.90 0.34 7.26 0.27 0.614 0.187
LCn-3 PUFA 6.88 0.36 6.49 0.30 6.64 0.35 6.90 0.27 0.633 0.307
AA/EPA 9.25 0.74 13.84 1.07 9.73 0.89 8.72 0.88 0.679 0.001
n-6/n-3 4.23 0.23 4.73 0.22 4.62 0.25 4.33 0.19 0.251 0.166
16:1 n-7/16:0 0.02 0.00 0.02 0.00 0.02 0.00 0.02 0.00 0.100 0.542
18:1 c9/18:0 0.76 0.03 0.72 0.03 0.70 0.03 0.73 0.03 0.113 0.849
EPA/ALA 4.19 0.46 3.66 0.27 4.75 0.67 3.85 0.35 0.498 0.672
DPA/EPA 0.95 0.05 1.22 0.08 0.91 0.05 0.88 0.03 0.607 0.000
DHA/DPA 5.73 0.38 5.49 0.36 5.30 0.37 4.56 0.33 0.429 0.065
  1. §Significance in mean values between groups at baseline.
  2. ¶ Significance in mean values between groups after the 4 week intervention period.
  3. SFA: sum of 14:0, 16:0 and 18:0.
  4. MUFA: sum of 16:1 n-7 and 18:1 n-9.
  5. PUFA: sum of LA, ALA, AA, EPA, DPA and DHA.
  6. n-3 PUFA: sum of ALA, EPA, DPA and DHA.
  7. LC n-3 PUFA: sum of EPA, DPA and DHA.
  8. n-6/n-3: (LA + AA)/(ALA + EPA + DPA + DHA).