Table 1 Descriptive data for all participants and stratified into groups (at risk/low risk of LEA) based on LEAF-Q score. Brackets indicate number of participants in the different groups

Age (Years)

22.5 [16, 32]

21.0 [17, 32]

22.0 ± [16, 32]

0.69

Weight (kg)

64.1 ± 6.3

64.3 ± 5.2

64 ± 6.7

0.88

Height (cm)

168.9 ± 6.0

169.1 ± 6.3

168.8 ± 5.8

0.86

Fat mass (%)

24.4 [16, 37]

25 [18, 33]

23 [16, 37]

0.39

BMI (kg/m²)

22.4 [19, 29]

22.5 [19.6, 25.6]

22.4 [19.0, 29.1]

0.69

Weekly training volume (h) ^a

12.5 ± 3.2

12.5 ± 3.2

12.7 ± 3.1

0.82

RMR (kcal)

1464 ± 225

1460 ± 237

1467 ± 224

0.91

RMR_Ratio

0.96 ± 0.12

0.96 ± 0.15

0.95 ± 0.10

0.65

BMD lumbar spine (Z-score)

1.2 ± 1

1.0 ± 0.9

1.3 ± 1.0

0.45

BMD hip (Z-score)

2.1 ± 0.1

1.9 ± 0.8

2.1 ± 1.0

0.49

EDE-Q-11

0.8 [0, 3.8]

1 [0. 3.8]

0.6 [0, 3.4]

0.13

Leptin (ug/L)

6.5 [2.6, 32.4]

6.3 [2.7, 32.4]

6.7 [2.7,32.3]

0.83

Free T₃ (pmol/L)

4.9 ± 0.7

4.8 ± 0.8

5.1 ± 0.6

0.24

Free T₄ (pmol/L)

15.8 ± 1.9

15.1 ± 1.8

16.2 ± 1.8

0.05

TSH (mlU/L)

1.6 [2.8, 6.8]

1.6 [0.6, 5.0]

1.6 [0.6, 4.3]

0.98

Glucose (mmol/L)

4.6 [2.8, 6.8]

4.7 [3.8, 5.0]

4.5 ± [2.8, 6.8]

0.65

Insulin (mlU/L)

8.8 ± 8.7

7.5 ± 6.8

9.4 ± 9.5

0.45

IGF-1 (nmol(L)

29.1 ± 7.6

29.6 ± 7.2

28.9 ± 7.9

0.75