Table 1 Demographic characteristics of the avoidant/restrictive food intake disorder (ARFID), anorexia nervosa (AN), and healthy control (HC) groups
From: Avoidant/restrictive food intake disorder differs from anorexia nervosa in delay discounting
|  |  | ARFID (n = 57) | AN (n = 28) | HC (n = 19) |
|---|---|---|---|---|
Age, M [SD] | – | 17.42 [5.38] | 20.75 [3.76] | 21.32 [7.60] |
Sex, female N (%) | – | 34 (60%) | 28 (100%) | 7 (37%) |
Race, N (%) | American Indian/Alaska Native | 1 (2%) | 0 (0%) | 0 (0%) |
Asian | 1 (2%) | 2 (7%) | 2 (11%) | |
Black/African American | 4 (7%) | 0 (0%) | 3 (16%) | |
Native Hawaiian/Other Pacific Islander | 0 (0%) | 0 (0%) | 1 (5%) | |
White | 51 (89%) | 26 (93%) | 13 (68%) | |
Ethnicity, N (%) | Hispanic/Latinx | 2 (4%) | 2 (7%) | 1 (5%) |
Not Hispanic/Latinx | 55 (96%) | 26 (93%) | 18 (95%) | |
Body Mass Index (BMI), M [SD] | BMI percentile for age ≤ 18 | 36.9 [32.8] | 27.6 [19.1] | 58.3 [31.4] |
Absolute BMI for age > 18 | 24.0 [6.1] | 18.5 [2.2] | 28.1 [10.5] |