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Table 3 RBC composition of fatty acids and their changes with different interventions

From: Enhanced increase of omega-3 index in healthy individuals with response to 4-week n-3 fatty acid supplementation from krill oil versus fish oil

Parameter

Treatment

Baseline

End-Point

Change

Mean ± STD

P. value1

Mean ± STD

P. value1

Mean ± STD

P. value1

EPA

Krill oil

0.82 ± 0.23

0.8825

1.48 ± 0.38*#

<0.0001

0.66 ± 0.29*#

<0.0001

Fish oil

0.80 ± 0.23

1.10 ± 0.25*

0.30 ± 0.26*

Corn oil

0.80 ± 0.21

0.74 ± 0.22

-0.05 ± 0.16

DPA

Krill oil

2.24 ± 0.27

0.7470

2.42 ± 0.21*#

0.0421

0.18 ± 0.23

0.0787

Fish oil

2.29 ± 0.28

2.28 ± 0.24

-0.01 ± 0.29

Corn oil

2.25 ± 0.34

2.26 ± 0.27

0.00 ± 0.31

DHA

Krill oil

4.12 ± 0.83

0.2140

4.50 ± 0.75*

0.0039

0.38 ± 0.44*#

0.0002

Fish oil

4.16 ± 0.73

4.34 ± 0.83

0.17 ± 0.64

Corn oil

4.21 ± 0.89

4.12 ± 0.72

-0.09 ± 0.56

Total n-3 PUFA

Krill oil

7.52 ± 1.03

0.4531

8.74 ± 1.08*#

<0.0001

1.22 ± 0.77*#

<0.0001

Fish oil

7.59 ± 0.86

8.04 ± 1.00*

0.45 ± 1.00*

Corn oil

7.59 ± 1.22

7.47 ± 0.95

-0.11 ± 0.90

EPA + DHA

Krill oil

4.94 ± 0.97

0.6873

5.97 ± 1.03*#

<0.0001

1.04 ± 0.59*#

<0.0001

Fish oil

4.96 ± 0.79

5.43 ± 0.97*

0.47 ± 0.77*

Corn oil

5.00 ± 1.02

4.86 ± 0.80

-0.14 ± 0.61

n-6:n-3 ratio

Krill oil

4.17 ± 0.68

0.4169

3.45 ± 0.59*#

<0.0001

-0.72 ± 0.43*#

<0.0001

Fish oil

4.08 ± 0.47

3.77 ± 0.52*

-0.31 ± 0.41*

Corn oil

4.14 ± 0.84

4.20 ± 0.60

0.06 ± 0.56

Total SFA

Krill oil

43.55 ± 1.98

0.6065

43.12 ± 1.86

0.1969

-0.43 ± 1.86

0.0613

Fish oil

43.58 ± 1.97

44.22 ± 2.05

0.64 ± 2.26

Corn oil

43.62 ± 2.44

43.34 ± 1.51

-0.29 ± 1.92

Total MUFA

Krill oil

18.21 ± 1.17

0.8825

18.55 ± 2.33

0.5134

0.34 ± 2.13

0.3114

Fish oil

18.17 ± 1.39

17.82 ± 1.31

-0.35 ± 1.03

Corn oil

18.34 ± 1.49

18.30 ± 1.32

-0.03 ± 0.93

Total PUFA

Krill oil

38.25 ± 2.33

0.6065

38.33 ± 2.02

0.7470

0.08 ± 1.98

0.5818

Fish oil

38.25 ± 2.38

37.96 ± 2.45

-0.29 ± 2.59

Corn oil

38.05 ± 2.73

38.36 ± 2.03

0.32 ± 2.26

Total n-6 PUFA

Krill oil

30.73 ± 2.01

0.1969

29.59 ± 2.01*

0.0107

-1.14 ± 1.66*

0.0003

Fish oil

30.66 ± 1.96

29.92 ± 2.13*

-0.74 ± 1.86*

Corn oil

30.46 ± 2.13

30.89 ± 1.79

0.43 ± 1.65

  1. Values are expressed as percentage of total fatty acids (n = 24). 1Friedman Test was used to test if there is a significant difference between treatment groups regarding the results in baseline, endpoint and change. * and # indicate significant difference compared with corn and fish oil treatments respectively.