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Table 2 Study Description

From: Body composition changes in physically active individuals consuming ketogenic diets: a systematic review

First author, ref

Body composition measurement method

Diet prescription method

Diet

Dietary intake

Energy Intake Intent

Kcal/d

CHO % (g/kg)

FAT % (g/kg)

PRO % (g/kg)

Crossover Study Design

 Greene et al. [22],

DXA

Counseling and education materials

KD

CON

2072

2058

8 (0.5)

45 (2.9)

69 (2.0)

33 (1.0)

23 (1.5)

22 (1.5)

Balance

 Heatherly et al. [24], L

BIA

Education materials

KD

CON

1885a

2769a

6a(0.3)

45a(3.9)

64a(1.6)

39a(1.5)

28a (1.6)

16a(1.6)

Balance

 Nazaraweicz et al. [25],L

BIA

Education materials

KD

CON

NR

NR

13

NR

74

NR

13

NR

Deficit

 Prins et al. [23],

BIA

Counseling and education materials

KD

CON

2947

2837

6 (0.6)

56 (5.1)

69 (3.2)

28 (1.3)

25 (2.6)

16 (1.7)

Balance

Parallel Study Design

 Dostal et al. [26],

BIA

Counseling and education materials

KD

CON

1962

1783

8 (0.6)

45 (2.7)

69 (2.2)

34 (0.9)

23 (1.7)

18 (1.1)

Balance

 Gregory et al. [30],

DXA

Education materials

KD

CON

1580

1746

11a(0.5)

43a(2.3)

65a(1.3)

38a(1.2)

23a(1.2)

19a(1.2)

Balance

 Kephart et al. [28],

DXA

Education materials

KD

CON

1948

NR

3a(0.2)

NR

79a(2.0)

NR

18a(1.1)

NR

Balance

 LaFountain et al. [29],

DXA

Counseling

KD

CON

NR

NR

NR

NR

NR

NR

NR

NR

Balance

 McSwiney et al. [16],

DXA

Counseling and education materials

KD

CON

3022

2644

6a(0.5)

65a(5.6)

77a(3.0)

20a(0.8)

17a(1.5)

15a(1.3)

Balance

 Paoli et al. [31],

BIA

Counseling

KD

CON

3443

3529

5 (0.5)

55 (5.5)

68 (3.0)

20 (0.9)

27 (2.7)

25 (2.5)

Balance

 Vargas et al. [15],

DXA

Controlled feeding

KD

CON

NR

NR

10

55

70

25

20

20

Excess

 Vargas-Molina et al. [27],

DXA

Counseling

KD

CON

1710

1980

9 (0.7)

57 (4.5)

64 (2.0)

23 (0.8)

27 (1.9)

20 (1.6)

Balance

 Wilson et al. [11],

DXA

Counseling

KD

CON

2609

2550

5a(0.4)

50a(4.1)

75a(2.7)

29a(1.0)

20a(1.6)

21a(1.7)

Balance

  1. Data are reported as mean
  2. Abbreviations: DXA Dual-energy X-ray absorptiometry, BIA bio-electrical impedance analysis, NR not reported
  3. Lindicates longitudinal study design
  4. aindicates percentages calculated from available data