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Table 1 Dietary intake data for the diet and supplement groups

From: Effects of diet type and supplementation of glucosamine, chondroitin, and MSM on body composition, functional status, and markers of health in women with knee osteoarthritis initiating a resistance-based exercise and weight loss program

Variable

Group

0

Week

10

14

p-value

Energy Intake

(kcals/d)

HC-GCM

2,356 ± 690

1,906 ± 571

2,001 ± 241

D = 0.08

 

HC-P

1,760 ± 695

1,689 ± 439

1,837 ± 617

S = 0.64

 

HP-GCM

1,775 ± 424

1,398 ± 411

1,441 ± 295

T = 0.06q

 

HP-P

1,696 ± 361

1,562 ± 165

1,903 ± 274

T × D = 0.80

 

HC

1,987 ± 730

1,768 ± 475

1,896 ± 503

T × S = 0.18

 

HP

1,746 ± 377

1,459 ± 333

1,614 ± 358

T × D × S = 0.94

 

GCM

2,046 ± 610

1,623 ± 527

1,690 ± 390

 
 

P

1,741 ± 593

1,651 ± 372

1,857 ± 521

 
 

Mean

1,886 ± 605

1,638 ± 439†

1,778 ± 459

 

Carbohydrate

(g/d)

HC-GCM

342 ± 103

228 ± 87

248 ± 57

D = 0.02

 

HC-P

189 ± 82

218 ± 70

238 ± 117

S = 0.94

 

HP-GCM

191 ± 65

125 ± 61

151 ± 38

T = 0.015 q

 

HP-P

216 ± 39

143 ± 106

269 ± 58

T × D = 0.63

 

HC

245 ± 115

221 ± 72

241 ± 96

T × S = 0.07

 

HP

200 ± 55

132 ± 76

196 ± 84

T × D × S = 0.12q

 

GCM

256 ± 11

171 ± 87†

194 ± 67

 
 

P

197 ± 71

196 ± 84

247 ± 100†

 
 

Mean

226 ± 94

184 ± 85†

222 ± 88

 

Protein

(g/d)

HC-GCM

88 ± 24

81 ± 22

75 ± 20

D = 0.22

 

HC-P

76 ± 24

77 ± 16

79 ± 22

S = 0.97

 

HP-GCM

79 ± 4

101 ± 31

83 ± 14

T = 0.019q

 

HP-P

63 ± 11

133 ± 70

76 ± 11

T × D = 0.017q

 

HC

80 ± 23

77 ± 16

78 ± 20

T × S = 0.35

 

HP

73 ± 10

113 ± 47†

80 ± 13

T × D × S = 0.19q

 

GCM

83 ± 16

92 ± 28

80 ± 16

 
 

P

72 ± 21

94 ± 44

78 ± 19

 
 

Mean

77 ± 19

93 ± 37†

79 ± 17

 

Fat

(g/d)

HC-GCM

78 ± 24

78 ± 24

82 ± 10

D = 0.25

 

HC-P

70 ± 39

59 ± 18

62 ± 19

S = 0.26

 

HP-GCM

79 ± 21

52 ± 21

59 ± 22

T = 0.085q

 

HP-P

65 ± 32

53 ± 6

63 ± 8

T × D = 0.50

 

HC

73 ± 33

65 ± 20

69 ± 19

T × S = 0.85

 

HP

74 ± 24

53 ± 16

60 ± 18

T × D × S = 0.33

 

GCM

79 ± 21

63 ± 23

69 ± 21

 
 

P

63 ± 35

60 ± 15

62 ± 16

 
 

Mean

73 ± 29

60 ± 19†

65 ± 18

 
  1. Data are means ± standard deviations. HC = high carbohydrate diet, HP = high protein diet, GCM = glucosamine/chondroitin/MSM group, P = placebo group, FFM = fat free mass, REE = resting energy expenditure, D = diet, S = supplement, T = time. q = quadratic alpha level. † Indicates p < 0.05 difference from baseline.