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Table 1 Hematologic reference intervals for LYD pigs, 35–65 kg

From: Hematological reference intervals for Danish crossbred Landrace Yorkshire Duroc (LYD) pigs used in biomedical research

Analyte

n

outliers

Mean

SD

Median

Min

Max

Distribution

Method

LRL

URL

CI 90% of LRL

CI 90% of URL

RBC (M/µL)

133

0

6.05

0.48

6.08

4.97

7.31

Gaussian

Normal quantile

5.10

7.00

4.98–5.22

6.88–7.12

Hemoglobin (g/dL)

133

0

10.83

0.745

10.85

9.20

12.75

Gaussian

Normal quantile

9.36

12.29

9.18–9.55

12.11–12.47

HCT (%)

133

0

35.2

2.554

35.2

29.8

41

Gaussian

Normal quantile

30.46

40.47

29.92–31.00

39.76–41.19

MCV (fL)

133

0

58.27

2.701

58.45

52.15

63.95

Gaussian

Normal quantile

52.97

63.57

52.31–53.63

62.92–64.23

MCH (pg)

132

1

17.91

0.788

17.95

16.15

19.5

Gaussian

Normal quantile

16.36

19.45

16.17–16.55

19.26–19.65

MCHC (g/dL)

130

3

30.76

0.561

30.75

29.2

31.9

Gaussian

Normal quantile

29.66

31.86

29.52–29.80

31.72–32.00

Reticulocyte (K/µL)

130

3

40.22

13.85

38.6

13.35

81.75

Gaussian

Logarithmic transformation

19.19

74.95

17.61–20.90

68.81–81.65

Reticulocyte (%)

132

1

0.678

0.248

0.638

0.27

1.51

Gaussian

Logarithmic transformation

0.32

1.28

0.289–0.344

1.177–1.402

RDW-SD (fL)

132

1

37.07

1.922

36.9

32.05

42.55

Gaussian

Logarithmic transformation

33.46

40.96

33.04–33.88

40.44–41.48

RDW-CV (%)

133

0

20.49

1.49

20.75

16.95

24.4

Non-Gaussian

Bootstrap

17.52

23.47

17.11–17.89

22.63–24.31

WBC (K/µL)

132

1

18.368

3.378

17.878

10.885

27.64

Gaussian

Normal quantile

11.73

25.00

10.90–12.56

24.18–25.83

Neutrophil (K/µL)

130

3

5.731

1.825

5.425

2.865

12.825

Gaussian

Exponential function

3.17

10.45

2.96–3.39

9.37–11.91

Lymphocyte (K/µL)

133

0

11.274

2.112

11.245

6.02

17.075

Gaussian

Normal quantile

7.13

15.42

6.61–7.64

14.90–15.94

Monocyte (K/µL)

132

1

1.221

0.497

1.088

0.67

3.97

Gaussian

Exponential function

0.71

2.33

0.67–0.75

1.99–3.06

Eosinophil (K/µL)

131

2

0.175

0.198

0.13

0.01

1.395

Gaussian

Logarithmic transformation

0.01

0.80

0.01–0.02

0.62–1.02

Basophil (K/µL)

132

1

0.01

0.006

0.01

0

0.03

Non-Gaussian

Bootstrap

0.00

0.25

0.00–0.00

0.02–0.03

Neutrophil (%)

130

3

30.81

6.277

29.53

19.8

48.6

Gaussian

Exponential function

20.49

45.47

19.50–21.52

42.96–48.24

Lymphocyte (%)

132

1

61.693

6.765

61.85

46.8

79.85

Gaussian

Normal quantile

48.41

74.98

46.75–50.06

73.32–76.63

Monocyte (%)

133

0

6.642

2.348

6.1

3.6

18.1

Gaussian

Exponential function

3.92

12.45

3.67–4.13

10.80–15.50

Eosinophil (%)

127

6

0.808

0.656

0.7

0

3.1

Non-Gaussian

Bootstrap

0.09

2.78

0.02–0.1

2.28–3.08

Basophil (%)

132

1

0.061

0.043

0.05

0

0.15

Non-Gaussian

Bootstrap

0.00

0.14

0.00–0.00

0.10–0.15

  1. LYD Landrace Yorkshire Duroc, LRL lower reference limit, URL upper reference limit, RBC red blood cells, HCT hematocrit, MCV mean corpuscular volume, MCH mean corpuscular hemoglobin, MCHC MCH concentration, RDW-SD red blood cell distribution width standard deviation, RDW-CV red blood cell distribution width as a coefficient of variation, WBC white blood cells