Table 2.

Baseline characteristics of the full sample by diagnostic group.

	AN-R (N = 29)	AN-BP (N = 11)	atyp-AN-R (N = 19)	atyp-AN-BP (N = 7)	ARFID (N = 16)
Age
Mean (SD)	19.5 (2.3)	21.6 (1.3)	19.9 (3.0)	20.1 (1.3)	15.3 (4.9)
Range	11.9 – 22.3	18.8 – 22.5	11.8 – 22.1	15.7 – 21.9	10.1 – 21.8
Race
Asian	3 (10%)	4 (36%)	0	2 (29%)	2 (13%)
Other	1 (3%)	0	0	0	1 (6%)
White	25 (86%)	7 (64%)	19 (100%)	5 (71%)	13 (81%)
Ethnicity
Hispanic/Latino	2 (7%)	2 (29%)	0	0	2 (2%)
Non-Hispanic/Latino	27 (93%)	9 (82%)	0	0	14 (17%)
BMI Percentile (for <18 y)	4.2 (4.4)		16.4 (8.2)	23.9 (8.9)	8.8 (5.9)
Mean (SD)	10.3		25.4	12.6	19.7
Range	0.1 – 10.4		11.7 – 37.1	17.6 – 30.2	0.1 – 19.8
BMI (for >18 y)
Mean (SD)	16.62 (1.3)	17.27 (1.5)	18.89 (0.3)	19.11 (0.7)	15.63 (3.7)
Range	14.3 – 18.4	16.23 – 18.3	16.1 – 20.9	18.0 – 19.7	13.0 – 18.3
Duration of Illness (years)
Mean (SD)	5.6 (5.2)	9.1 (0.6)	5.4 (6.5)	7.6 (9.1)	1.3 (0.7)
Range (self-report)	0.8 – 13.3	0.5 – 9.5	0.8 – 10.0	0.9 – 14.1	0.7 – 12.5
Psychiatric Medication Use at Baseline, N (%)	16 (55%)	6 (55%)	11 (58%)	5 (71%)	12 (75%)
Antianxiety	3 (10%)	2 (18%)	6 (32%)	3 (43%)	4 (25%)
Antidepressants	12 (41%)	5 (45%)	5 (26%)	3 (43%)	5 (31%)
Antiobsessive	1 (3%)	1 (9%)	0 (0%)	0 (0%)	0 (0%)
Stimulants	2 (7%)	1 (9%)	0 (0%)	0 (0%)	2 (13%)
Mood Stabilizers	0 (0%)	1 (9%)	0 (0%)	1 (14%)	0 (0%)
Other	0 (0%)	0 (0%)	1 (5%)	0 (0%)	1 (6%)
Level of Care of Treatment at Baseline, N (%)
Outpatient	17 (59%)	3 (27%)	11 (58%)	1 (14%)	10 (63%)
Intensive Outpatient	0 (0%)	0 (0%)	1 (5%)	0 (0%)	1 (6%)
Partial Hospitalization (Full-day Outpatient care)	1(3%)	0 (0%)	2 (11%)	0 (0%)	0 (0%)
Residential Treatment	5 (17%)	3 (27%)	5 (26%)	3 (43%)	0 (0%)
No treatment	6 (21%)	5 (45%)	0 (0%)	3 (43%)	5 (31%)