Table 2 Comparison of patients with ARFID vs AN
Treatment course | ARFID (n = 69) | AN (n = 69) |  |  |
|---|---|---|---|---|
| Â | M (SD) | M (SD) | t | p |
Admission BMI | 16.38 (1.85) | 15.86 (1.91) | − 1.63 | .106 |
Percent target weight (Admission) | 79.39(8.68) | 77.19(9.75) | − 1.36 | 1.74 |
Pounds from target weight | − 23.41 (11.42) | − 28.14 (12.54) | − 2.31 | .022 |
Rate of weight gain (lbs per week) | 3.04 (2.02) | 4.09 (1.35) | 3.59 |  < .001 |
Length of stay (days) | 31.43 (19.55) | 34.51 (21.28) | .88 | .379 |
Discharge BMI | 19.14 (2.02) | 20.01 (1.54) | 2.79 | .006 |
Admission characteristics | ARFID (n = 27) | AN (n = 27) |  |  |
|---|---|---|---|---|
| Â | M (SD) | M (SD) | t | P |
EDI-2 Drive for thinness | 11.62 (3.48) | 31.50 (10.45) | 10.99 |  < .001 |
EDI-2 Bulimia | 9.82 (3.74) | 15.64 (8.46) | 3.84 |  < .001 |
EDI-2 Body dissatisfaction | 23.96 (6.52) | 39.69 (1.79) | 6.14 |  < .001 |
EDRSQ—Normative eating self-efficacy | 4.05 (.86) | 2.06 (1.10) | − 7.76 |  < .001 |
EDRSQ—Body image self-efficacy | 3.68 (.74) | 1.91 (.91) | − 7.82 |  < .001 |
Desired BMI | 20.46 (2.20) | 17.41 (2.59) | − 2.70 | .010 |
STAI-state anxiety | 43.36 (14.47) | 61.40 (11.08) | 2.58 | .017 |
STAI-trait anxiety | 44.47 (12.61) | 56.80 (13.36) | 1.92 | .068 |
BDI-Depression | 20.69 (10.87) | 30.11 (12.93) | 2.84 | .006 |
NEO—Neuroticism | 23.85 (7.96) | 33.26 (11.01) | 3.58 |  < .001 |
NEO—Extraversion | 26.85 (8.18) | 23.46 (6.91) | − 1.63 | .110 |
NEO—Openness | 31.15 (5.90) | 28.03 (7.03) | − 1.75 | .087 |
NEO—Agreeableness | 33.37 (5.59) | 31.42 (6.24) | − 1.19 | .237 |
NEO—Conscientiousness | 32.25 (8.49) | 31.69 (7.63) | − .26 | .800 |