Table 2 Elements characteristics of 5 salmon groups

From: Data fusion and multivariate analysis for food authenticity analysis

Elements

Alaskan

Iceland-F

Iceland-W

Norway

Scotland

K-W test

Median

IQR

Median

IQR

Median

IQR

Median

IQR

Median

IQR

p valuea b

Li

34.65

28.15–42.35

31.25

25.86–38.95

10.84

7.06–15.23

4.95

3.60–8.33

17.79

14.15–23.40

<0.001

B

649.20

502.05–887.25

422.48

298.48–535.33

0.00

0–29.81

99.15

49.73–161.48

480.53

367.37–652.20

<0.001

Al

1703.10

805.12–1454.70

2901.25

2354.63–4145.86

3791.98

2895.53–4735.38

874.50

357.08–1352.40

1313.40

998.17–1621.80

<0.001

V

11.46

7.6718–18.24

2.64

1.69–3.30

8.09

5.01–11.42

15.30

11.55–18.90

10.20

7.64–13.50

<0.001

Cr

37.20

22.54–55.50

30.63

19.59–46.78

39.11

23.21–68.23

26.55

15.00–40.50

26.10

17.10–49.02

<0.001

Mn

222.90

189.20–257.03

332.81

307.92–361.99

301.96

257.22–353.69

196.65

177.60–22.78

206.81

180.30–240.47

<0.001

Fe

9223.37

9178.14–9223.37

6578.47

5999.64–7243.14

9223.37

9144.23–9223.37

4960.80

4224.23–5937.60

5927.78

5226.00–7047.49

<0.001

Co

5.70

5.09–6.62

12.88

11.33–14.24

14.49

13.22–17.54

9.90

8.40–12.00

11.10

8.40–12.90

<0.001

Ni

57.90

36.68–120.08

16.29

14.51–20.10

28.91

20.76–41.01

13.35

11.10–20.03

21.97

14.40–50.13

<0.001

Cu

1437.95

1271.48–1816.20

1069.81

1016.46–1156.92

1714.95

1527.61–1966.40

780.90

644.25–902.03

1086.30

790.80–1257.42

<0.001

Zn

15409.20

13747.98–16683.60

15735.37

15042.36–16545.02

17570.84

15968.55–19596.62

9223.37

9079.35–9223.37

9223.37

8964.60–9223.37

<0.001

As

1638.90

1312.88–2089.50

3463.66

2825.34–4429.03

2304.47

1619.14–3118.05

1878.60

1634.63–2145.23

1347.00

1160.40–1859.75

<0.001

Se

1794.30

1602.53–2003.18

1324.70

1251.13–1419.08

2064.51

2064.51–2515.02

831.75

719.10–949.80

894.30

675.60–1319.56

<0.001

Rb

3129.30

2839.28–3547.80

4191.43

3967.07–4430.72

4306.69

4306.69–4951.48

2812.35

2441.92–3235.50

3304.91

2867.31–3743.10

<0.001

Sr

1559.40

1150.42–1916.55

1849.41

1510.02–2443.96

649.88

649.88–1481.46

1176.75

944.18–1789.13

968.92

702.05–1374.00

<0.001

Nb

5.99

3.08–10.70

2.32

1.48–4.13

8.72

8.72–30.76

3.90

1.50–9.83

6.94

2.70–18.34

<0.001

Mo

10.35

8.12–13.53

12.04

10.05–13.48

11.62

9.63–13.58

9.60

6.90–12.23

13.20

10.37–16.80

<0.001

Cd

7.14

5.56–9.67

0.00

0–0.42

14.16

11.31–15.77

0.60

0.3–1.2

0.47

0.30–090

<0.001

Cs

73.65

66.19–82.43

128.34

118.37–132.42

120.59

108.61–133.65

75.60

63.90–84.60

76.20

64.50–87.94

<0.001

Ta

9.15

4.31–14.07

8.78

6.91–10.49

22.49

16.88–46.29

6.00

3.38–10.65

12.45

4.20–22.80

<0.001

  1. aThe significance level is 0.050.
  2. bAsymptotic significance is displayed.