Skip to main content

Table 2 Body composition and bone mineral density of netball players stratified by positional group

From: Body composition in professional female netball players within and between seasons: a cohort study

 

Midcourt players

Goal circle players

  

Variable

Mean [SD]

Range

Mean [SD]

Range

Hedges’ g [95 % CI]

P value

 

n = 7

 

n = 13

   

Age, y

27.8 [3.3]

23.4–32

25.8 [5.3]

18.2–34.7

0.40 [-0.55, 1.36]

0.32

Stature, cm

172.9 [5.2]

167.6–180

187.9 [6.7]

177.5–199

-2.30 [-3.50, -1.11]

< 0.01

Body mass, kg

69.4 [7.0]

62.5–81.7

81.6 [8.2]

67.9–98.1

-1.51 [-2.56, -0.45]

< 0.01

Bone mass, g

3094 [315]

2681–3510

3475 [298]

3128–3992

-1.20 [-2.22, -0.18]

0.02

Scaled bone mass, kg∙m− 2

1.03 [0.07]

0.95–1.12

0.99 [0.1]

0.83–1.13

0.47 [-0.48, 1.43]

0.26

Relative bone mass, %

4.4 [0.3]

4.1–5

4.3 [0.4]

3.4–4.9

0.38 [-0.57, 1.33]

0.37

Bone mineral density, g∙cm2

1.42 [0.08]

1.34–1.51

1.43 [0.09]

1.32–1.63

-0.12 [-1.06, 0.83]

0.78

Lean mass, g

51,758 [4856]

45,325–59,103

57,953 [3636]

51,727–61,807

-1.45 [-2.50, -0.40]

0.01

Scaled lean mass, kg∙m− 2

17.28 [0.99]

16.1–19.1

16.43 [1.11]

14.93–18.5

0.76 [-0.22, 1.73]

0.10

Relative lean mass, %

74.4 [3.3]

71.4–80.8

71.3 [3.6]

63.8–78.2

0.85 [-0.14, 1.83]

0.07

Fat mass, g

14,848 [3181]

10,076–19,626

20,212 [4988]

11,628–31,696

-1.15 [-2.16, -0.14]

< 0.01

Scaled fat mass, kg∙m− 2

4.95 [0.95]

3.32–6.34

5.72 [1.38]

3.5–8.3

-0.59 [-1.55, 0.37]

0.16

Relative fat mass, %

21.2 [3.3]

14.8–23.9

24.5 [4]

17–32.8

-0.84 [-1.82, 0.14]

0.06

  1. Hedges’ g effect sizes can be interpreted as negligible (≤ 0.20), small (0.21–0.50), medium (0.51–0.8) and large (> 0.8)
  2. SD Standard deviation, CI Upper and lower confidence interval