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Table 2 Dietary intakes and physical activity in the Zinc and Placebo groups

From: Zinc supplementation improves body weight management, inflammatory biomarkers and insulin resistance in individuals with obesity: a randomized, placebo-controlled, double-blind trial

Variables

Zinc group

Placebo group

p-value

Baseline

Week 15

Mean change

Baseline

Week 15

Mean change

P1

P2

P3

Energy (kcal/d)

1727.12 ± 378.76

1463.49  ±  424.07

− 263.62 ± 514.36

1643.97 ± 476.19

1542.96 ± 500.29

− 101.01 ±  481. 08

0.498

0.547

0.254

P4

0.017

0.304

Protein (g/d)

64.34  ± 11.42

60.64 ± 7.16

− 9.63 ± 6.98

69.73 ± 11.78

61.44 ± 19.38

− 7.52 ± 18.99

0.156

0.688

0.453

P4

0.209

0.057

Carbohydrate (g/d)

237.99 ± 60.18

201.79 ± 65.89

− 36.27 ± 82.69

223.19 ± 55.26

208.57 ± 69.33

− 14.62 ± 57.37

0.370

0.722

0.288

P4

0.038

0.215

Fat (g/d)

58.83 ± 15.43

50.64 ± 15.36

− 8.18 ± 22.28

55.31 ± 19.76

49.23 ± 15.93

− 6.07 ± 20.93

0.486

0.752

0.731

P4

0.079

0.160

SFA (g/d)

14.01 ± 4.55

12.64 ± 3.91

− 1.37 ± 5.25

16.34 ± 15.06

14.84 ± 4.95

− 1.50 ± 14.45

0.483

0.089

0.965

P4

0.205

0.607

MUFA (g/d)

18.41 ± 5.78

17.69 ± 5.48

− .71 ± 4.10

17.79 ± 6.52

18.98 ± 5.25

0.53 ± 8.00

0.722

0.683

0.491

P4

0.391

0.742

PUFA (g/d)

23.70 ± 8.84

18.95 ± 8.68

− 4.75 ± 10.68

20.57 ± 8.92

16.23 ± 8.58

− 4.34  ± 10.04

0.219

0.272

0.88

P4

0.036

0.041

Cholesterol (mg/d)

179.86 ± 87.60

184.76 ± 92.00

4.89 ± 110.06

189.21 ± 67.11

1999.92 ± 86.21

10.71  ± 77.50

0.674

0.550

0.830

P4

0.826

0.496

Zinc (mg/d)

14.01 ± 1.14

14.02 ± 0.74

0.19 ± 0.94

13.5 ± 1.18

13.80 ± 1.34

0.30 ± 0.70

0.127

0.204

0.624

P4

0.317

0.04

Physical activity (MET/day)

32.87 ± 3.40

32.77 ± 3.62

− 0.09 ± 0.67

32.23 ± 4.38

32.44 ± 4.33

0.21 ± 0.65

0.567

0.770

0.107

P4

0.481

0.119

  1. All values are mean ± SD
  2. SFA saturated fatty acids, MUFA monounsaturated fatty acid, PUFA polyunsaturated fatty acid
  3. P1: p-values for comparison of variables between two group by independent T-test at baseline
  4. P2: p-values for comparison of variables between two group by independent T-test at week 15
  5. P3: p-values for comparison of mean change of variables between two group by independent T-test
  6. P4: p-values for comparison of variables within groups by Paired T-test
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Diabetology & Metabolic Syndrome

ISSN: 1758-5996

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