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Table 4 Sex differences in male and female youth who were treated at BC Children’s Hospital between 2010 and 2015

From: Eating disorders in biological males: clinical presentation and consideration of sex differences in a pediatric sample

  Males, Sample Size Females, Sample Size
Demographics n = 30 n = 213
 Ethnicity: Caucasian* 12 (40.0%) 151 (70.9%)
 Ethnic Minority Group (includes Asian, East Indian, Aboriginal, mixed)* 18 (60.0%) 62 (29.1%)
Eating Disorder Diagnosis n = 41 n = 251
 Anorexia Nervosa or Bulimia Nervosa* 23 (56.1%) 208 (82.9%)
 Atypical Anorexia Nervosa or Bulimia Nervosa* 10 (24.4%) 32 (12.7%)
 Other Eating Disorder Diagnosis* 8 (19.5%) 11 (4.4%)
Eating Disorder Symptoms (Lifetime History)
 Binge-eating 13 (31.7%), 41 55 (22.4%), 245
 Vomiting 9 (22.0%), 41 64 (26.2%), 244
 Laxative Use 2 (4.9%), 41 25 (10.3%), 243
 Excessive Exercise 28 (68.3%), 41 177 (72.8%), 243
Medical Characteristics
 Bradycardia (heart rate < 50 bpm) 9 (22.0%), 41 44 (23.9%), 184
 Orthostatic shift in heart rate (>  20 bpm) 12 (32.4%), 37 61 (35.3%), 173
 Bone Mineral Density – Spine z-score (≤ −1) 5 (22.7%), 22 75 (37.1%), 202
  1. Note: This table does not capture all variables used for sex comparisons. Additional comparisons of variables not included in this table (i.e., treatment settings, age at admission, age at eating disorder onset, duration of eating disorder symptoms, and weight) are detailed in the results section
  2. *denotes significant sex difference, p < .05