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Table 1 Comparison between DM, OM and Ash content according to dietary treatments (HS vs. HF)

From: A high-starch vs. high-fibre diet: effects on the gut environment of the different intestinal compartments of the horse digestive tract

 

HS

HF

p-value

Diet

Sex

Diet*Sex

DM (%)

  SI

3.94 (0.38)

4.49 (0.40)

0.39

0.13

0.17

  CAE

5.33 (0.56)

5.86 (0.35)

0.33

0.75

0.43

  SF

11.51 (0.50)

11.19 (0.36)

0.86

0.94

0.27

  PF

11.60 (1.09)

9.83 (0.41)

0.23

0.84

0.58

  RDC

14.17 (0.28)

11.04 (0.56)

< 0.01*

0.84

0.25

  RE

18.18 (0.61)

16.16 (1.30)

0.31

0.09

0.46

OM (%DM)

  SI

n.a.

n.a

   

  CAE

79.42 (1.29)

82.47 (1.06)

0.11

0.71

0.95

  SF

86.25 (84.64–87.59)

88.32 (87.98–88.84)

< 0.01*

0.19

0.02*a

  PF

82.63 (0.69)

86.66 (0.38)

< 0.01*

0.47

0.29

  RDC

82.48 (0.74)

86.83 (0.38)

< 0.01*

0.87

0.82

  RE

82.95 (0.82)

88.80 (0.46)

< 0.01*

0.75

0.61

Ash (%DM)

  SI

n.a.

n.a

   

  CAE

20.57 (1.29)

17.52 (1.06)

0.11

0.71

0.95

  SF

13.74 (12.40–15.35)

11.67 (11.15–12.01)

< 0.01*

0.31

0.04*b

  PF

17.36 (0.69)

13.33 (0.38)

< 0.01*

0.47

0.29

  RDC

17.51 (0.74)

13.16 (0.38)

< 0.01*

0.87

0.82

  RE

17.04 (0.82)

11.19 (0.46)

< 0.01*

0.75

0.61

  1. Data not normally distributed are expressed as medians (25th–75th percentiles); data normally distributed are expressed as means (SEM)
  2. HS high starch, HF high fibre, SI small intestine, n.a not analysed, CAE apex of the caecum, SF ventral diaphragmatic flexure of the colon, PF pelvic flexure, RDC right dorsal colon, RE rectum. *statistical significance p < 0.05
  3. *afemales HF 88.48 (88.08–88.84)A; males HF 88.16 (85.96–89.15)A; males HS 87.60 (86.20–87.74)A; females HS 85.49 (83.46–86.36)B. A,B p < 0.05
  4. *bfemales HS 14.51 (13.65–16.54)A; males HS 12.41 (12.27–13.80)B; males HF 11.84 (10.85–14.04)BC; females HF 11.52 (11.16–11.92)C. A,B,C p < 0.05