Table 1 Demographic and clinical characteristics of males and females with eating disorders in a tertiary setting

Age (yrs), M (SD)

13.57 (2.02)

14.74 (1.56)

 UFED

21 (39.6)

153 (21.7)

 AN

18 (34.0)

268 (38.1)

 Atypical AN

11 (20.8)

168 (23.9)

 BN

1 (1.9)

70 (9.9)

 Purging disorder

1 (1.9)

28 (4.0)

 BED

1 (1.9)

2 (0.3)

 BN with low frequency and/or limited duration

0 (0)

10 (1.4)

 BED with low frequency and/or limited duration

0 (0)

5 (0.7)

Lifetime psychiatric hospitalisations, n (%)

2 (4.3)

56 (9.5)

Current psychiatric medication use, n (%)

7 (17.9)

117 (20.4)

Age of onset (yrs), M (SD)

12.39 (2.55)

13.81 (1.66)

Illness duration (mths), median ± IQR [range]

9.00 ± 5–18 [2, 120]

8.00 ± 5–12 [1,78]

BMI z score, M (SD)

−1.61 (1.45)

−1.42 (1.49)

Objective binge presence, n (%)

9 (17.3)

137 (20.0)

Purging presence, n (%)

6 (11.8)

223 (32.6)

 Vomiting presence

5 (9.6)

215 (30.8)

 Laxatives presence

1 (1.9)

35 (5.8)

 Diuretics presence

0 (0)

6 (0.9)

Intense exercise presence, n (%)

27 (50.9)

362 (47.3)

Objective binge episodes in the previous 28 days, median ± IQR [range]

0 ± 0–0 [0,30]

0 ± 0–0 [0, 28]

Purging episodes in the previous 28 days, median ± IQR [range]

0 ± 0–0 [0,26]

0 ± 0–6 [0, 308]

 Vomiting episodes

0 ± 0–0 [0,26]

0 ± 0–4 [0,224]

 Laxative episodes

0 ± 0–0 [0,10]

0 ± 0–0 [0,280]

 Diuretic episodes

0 ± 0–0 [0,0]

0 ± 0–0 [0,84]

Intense exercise days in the previous 28 days, median ± IQR [range]

2.5 ± 0–28 [0,28]

4 ± 0–28 [0,28]

EDE weight concern, M (SD)

1.97 (1.50)

3.09 (1.82)

EDE shape concern, M (SD)

2.39 (1.88)

3.57 (1.81)

Any medical feature, n (%)

24 (45.3)

243 (34.5)

 Bradycardia

16 (32.7)

156 (22.6)

 Hypotension

6 (12.8)

76 (11.2)

 Hypothermia

4 (8.2)

20 (3.0)

 Poor peripheral perfusion

5 (10.6)

91 (13.6)