Table 2 Baseline patient characteristics

Gender (M/F)

0/12

0/11

Age (years)

16.0 ± 1.3

14.4 ± 1.9

Days of admission

16.2 ± 6.1

19.4 ± 7.6

Diagnosis

AN-Restricting, (n)

7

9

AN – Binge/purge, (n)

0

0

AN-Atypical, (n)

5

2

Malnutrition diagnosis

Mild-Mod, n (%)

7 (58%)

9 (82%)

Severe n, (%)

5 (42%)

2 (20%)

BMI on admission (kg/m²)

19.2 ± 4.1

17.1 ± 2.5

BMI Z score on admission

−1.1 ± 2.1

−1.3 ± 1.1

%mBMI

92.4% ± 19

86.5% ± 10.5

Prescribed energy intake on admission

1500 kcal (6300 kJ), n (%)

4 (33%)

5 (45%)

2000 kcal (8400 kJ), n (%)

7 (58%)

6 (55%)

2500 kcal (10500 kJ), n (%)

1 (8%)

0

Phosphate levels at baseline (mmol/L)

1.24 ± 0.12

1.27 ± 0.19