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Table 4 Hematology Data

From: Twelve weeks supplementation with an extended-release caffeine and ATP-enhancing supplement may improve body composition without affecting hematology in resistance-trained men

Variable

Treatment

PRE

Week 8

POST

Reference Interval

p

WBC (x10E3/uL)

PLA

5.7 ± 1.5

5.7 ± 1.0

5.7 ± 1.2

3.4–10.8

0.52

TRT

5.9 ± 1.8

5.9 ± 0.7

6.4 ± 1.4

RBC (x10E6/uL)

PLA

5.3 ± 0.3

5.4 ± 0.4

5.4 ± 0.3

4.14–5.80

0.17

TRT

5.3 ± 0.3

5.4 ± 0.3

5.3 ± 0.2

Hemoglobin (g/dL)

PLA

16.2 ± 1.2

16.4 ± 1.3

16.4 ± 1.0

12.6–17.7

0.15

TRT

16.0 ± 1.7

16.0 ± 2.1

15.6 ± 1.8

Hematocrit (%)

PLA

47.7 ± 3.0

48.5 ± 3.3

48.6 ± 2.7

37.5–51.0

0.31

TRT

46.6 ± 3.6

47.5 ± 4.9

46.6 ± 4.3

MCV (fL)

PLA

89.7 ± 3.1

89.7 ± 2.7

89.6 ± 2.7

79–97

0.54

TRT

87.5 ± 7.0

87.9 ± 7.7

88.3 ± 8.7

MCH (pg)

PLA

30.5 ± 1.1

30.3 ± 1.0

30.2 ± 0.9

26.6–33.0

0.77

TRT

29.9 ± 3.2

29.6 ± 3.5

29.6 ± 3.5

MCHC (g/dL)

PLA

34.0 ± 1.0

33.8 ± 0.6

33.7 ± 0.7

31.5–35.7

0.63

TRT

34.2 ± 1.6

33.6 ± 1.6

33.5 ± 1.1

RDW (%)

PLA

13.6 ± 0.5

13.4 ± 0.4

13.4 ± 0.4

12.3–15.4

0.06

TRT

13.6 ± 1.2

13.9 ± 1.8

13.7 ± 1.7

Platelets (x10E3/uL)

PLA

236.7 ± 29.1

239.4 ± 45.4

241.6 ± 31.6

155–379

0.61

TRT

274.5 ± 61.0

286.4 ± 77.6

273.7 ± 79.5

Neutrophils (%)

PLA

53.5 ± 8.3

49.0 ± 6.7

49.5 ± 9.1

40–74

0.23

TRT

52.6 ± 12.2

50.4 ± 10.7

55.5 ± 10.9

Lymphs (%)

PLA

35.1 ± 6.9

38.9 ± 6.5

38.2 ± 8.3

14–46

0.15

TRT

34.3 ± 10.6

35.9 ± 9.0

30.8 ± 8.9

Monocytes (%)

PLA

8.7 ± 1.8

9.4 ± 2.1

9.4 ± 2.4

4–12

0.77

TRT

9.7 ± 2.0

10.0 ± 1.9

10.8 ± 3.6

Eos (%)

PLA

2.1 ± 1.2

2.4 ± 2.4

2.5 ± 2.3

0–5

0.27

TRT

2.8 ± 2.4

3.0 ± 2.4

2.3 ± 1.6

Basos (%)

PLA

0.6 ± 0.7

0.4 ± 0.7

0.4 ± 0.7

0–3

0.43

TRT

0.6 ± 0.7

0.7 ± 0.7

0.5 ± 0.7

Neutrophils (Absolute) (x10E3/uL)

PLA

3.1 ± 1.4

2.8 ± 0.8

2.9 ± 1.0

1.4–7.0

0.41

TRT

3.2 ± 1.6

3.0 ± 0.7

3.6 ± 1.4

Lymphs (Absolute) (x10E3/uL)

PLA

1.9 ± 0.1

2.2 ± 0.3

2.1 ± 0.4

0.7–3.1

0.33

TRT

1.9 ± 0.3

2.1 ± 0.5

1.9 ± 0.5

Monocytes (Absolute) (x10E3/uL)

PLA

0.5 ± 0.2

0.5 ± 0.1

0.5 ± 0.2

0.1–0.9

0.52

TRT

0.6 ± 0.2

0.6 ± 0.1

0.7 ± 0.2

Eos (Absolute) (x10E3/uL)

PLA

0.1 ± 0.1

0.1 ± 0.1

0.1 ± 0.1

0.0–0.4

0.65

TRT

0.2 ± 0.1

0.2 ± 0.1

0.2 ± 0.1

Baso (Absolute) (x10E3/uL)

PLA

0.0 ± 0.0

0.0 ± 0.0

0.0 ± 0.0

0.0–0.2

0.10

TRT

0.0 ± 0.1

0.0 ± 0.0

0.0 ± 0.0

  1. Data are presented as mean ± standard deviation. The p-value is derived from an ANOVA and representative of a main effect for group by time
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Journal of the International Society of Sports Nutrition

ISSN: 1550-2783

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