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Table 2 Dietary and total intake before and after the intervention

From: Effects of oral oligopeptide preparation and exercise intervention in older people with sarcopenia: a randomized controlled trial

 

Baseline

Week 16

Diet intake

Diet intake

P value a

Total intake

P value b

Control group

 Energy, kcal

1084.80 ± 380.60

1357.94 ± 549.91

0.026

/

/

 Energy, kcal/(kg·d)

21.42 ± 7.23

25.99 ± 8.52

0.032

/

/

 Protein, g

34.88 ± 23.65

39.95 ± 23.96

0.235

/

/

 Protein, g/(kg·d)

0.70 ± 0.51

0.76 ± 0.46

0.425

/

/

Exercise group

 Energy, kcal

1320.73 ± 441.23

1499.09 ± 509.30

0.115

/

/

 Energy, kcal/(kg·d)

28.40 ± 9.64

31.30 ± 10.11

0.227

/

/

 Protein, g

38.12 ± 14.16

48.79 ± 26.98

0.092

/

/

 Protein, g/(kg·d)

0.82 ± 0.36

1.01 ± 0.54

0.165

/

/

Nutrition group

 Energy, kcal

1195.42 ± 507.48

1446.91 ± 505.90

0.006

1631.91 ± 505.90

 < 0.001

 Energy, kcal/(kg·d)

24.39 ± 10.14

28.60 ± 8.91

0.022

32.35 ± 8.87

 < 0.001

 Protein, g

39.11 ± 24.20

43.77 ± 27.22

0.210

67.77 ± 27.22

 < 0.001

 Protein, g/(kg·d)

0.79 ± 0.44

0.86 ± 0.43

0.333

1.34 ± 0.42

 < 0.001

Combined group

 Energy, kcal

1286.05 ± 593.56

1432.00 ± 535.94

0.274

1617.00 ± 535.94

0.019

 Energy, kcal/(kg·d)

24.84 ± 10.69

26.60 ± 8.00

0.475

30.16 ± 7.81

0.038

 Protein, g

41.12 ± 19.83

45.41 ± 23.60

0.449

69.41 ± 23.60

 < 0.001

 Protein, g/(kg·d)

0.80 ± 0.39

0.83 ± 0.35

0.756

1.29 ± 0.32

 < 0.001

  1. Values were expressed as mean ± SD; the total intake after intervention was the sum of dietary intake and oral peptide preparations intake at 16 weeks of intervention
  2. arepresents the within-group change of diet intake from the baseline to 16 weeks of intervention
  3. brepresents the within-group change between diet intake at the baseline and the total intake at 16 weeks of intervention