Table 1 Effect of piglet type (sIUGR, LBW, MBW, or HBW) on organ weights at birth.

From: Evaluation of organ and skeletal physiological characteristics for improved classification of growth-restricted newborn piglets

Items1

Piglet type2

SEM

P-value3

sIUGR

LBW

MBW

HBW

n

6

6

6

6

  

ROW (g/kg BW)

      

Brain

54.13a

32.10b

27.23c

20.65d

1.401

< 0.001

Heart

11.35

11.80

8.56

8.05

1.573

0.170

Liver

23.72

26.50

21.24

21.86

2.866

0.451

Lungs

26.51

29.14

23.34

23.75

2.209

0.157

Kidneys

9.39

10.13

7.85

8.58

1.547

0.626

Stomach

7.34

7.75

5.33

6.60

0.724

0.068

Spleen

1.45ab

1.82a

0.98b

1.05ab

0.206

0.027

Intestine

44.05

59.43

50.14

48.70

7.657

0.493

Organ ratios

      

Brain: heart

5.19a

2.82b

3.27b

2.58b

0.596

0.009

Brain: liver

2.37a

1.25b

1.32b

0.96b

0.210

< 0.001

Brain: lungs

2.06a

1.11b

1.22b

0.88b

0.130

< 0.001

  1. 1ROW = Relative organ weights. 2sIUGR = Severe intrauterine growth restricted, LBW = Low birth weight, MBW = Moderate birth weight, HBW = High birth weight. 3P-value obtained from ANOVA test. a, b,c, dDifferent superscripts within row indicate significant differences (P ≤ 0.05).
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