Skip to main content

Table 4 Feed intake (g/kg body weight/day) and renal excretion (mg/kg body weight/day) of cats fed diets with varying protein concentrations and qualities. n = 10 / diet, Mean and SEM

From: Influence of protein concentration and quality in a canned diet on urine composition, apparent nutrient digestibility and energy supply in adult cats

    

P values (polynomial contrasts)

 

Low protein quality

High protein quality

SEM

Interaction

Low protein quality

High protein quality

Protein concentration

Protein quality

 

36.7%

45.0%

56.1%

36.2%

43.3%

54.9%

  

Lin.

Quadr.

Lin.

Quadr.

Lin.

Quadr.

 

Feed intake

55.3

58.1

54.2

48.1

50.4

56.7

1.53

0.152

0.110

0.953

0.026

Renal excretion

 Ca

0.25

0.36

0.39

0.34

0.25

0.24

0.04

0.463

0.265

0.404

0.141

 P

29.2

39.3

29.6

21.8

23.7

28.5

1.76

0.308

0.020

0.437

0.088

 Mg

0.32

0.19

0.15

0.18

0.13

0.17

0.02

0.265

0.098

0.251

0.239

 K

96.5

118

122

75.4

75.1

99.2

6.53

0.052

0.026

0.540

0.041

 Na

55.1

66.8

99.6

50.2

53.9

67.1

5.04

0.641

0.003

0.881

0.150

 Ox

1.68

1.86

1.59

1.27

1.22

1.26

0.07

0.499

0.702

0.484

0.013

 Citrate

5.40

7.48

6.20

7.53

4.48

4.83

0.64

0.629

0.333

0.186

0.922

 Ammonium

10.8

23.0

23.7

18.0

21.7

30.3

2.26

0.224

0.003

0.683

0.077

 Creatinine

33.6

38.6

40.8

32.9

36.3

41.6

0.90

0.164

<0.001

0.802

0.543

 Urea

1.54

2.02

2.12

1.31

1.69

2.04

0.09

0.485

<0.001

0.582

0.045

 Sulphate

23.0

32.5

35.7

24.1

30.9

44.7

1.61

0.014

<0.001

0.251

<0.001

0.047