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Table 4 Scores (M, SD) on the Pica, ARFID, and Rumination Disorder Interview Questionnaire (PARDI-AR-Q) and relevant measures for individuals with avoidant/restrictive food intake disorder (ARFID) versus the healthy control participants (HC)

From: Preliminary validation of the pica, ARFID and rumination disorder interview ARFID questionnaire (PARDI-AR-Q)

 

ARFID *n = 42

HC *n = 29

Test statistic (W or X2)

Effect size (Wilcoxon r)

p

PARDI-AR-Q Sensory-based avoidance

3.11 (2.07)

0.05 (0.11)

1119

0.72

 < 0.001

PARDI-AR-Q Lack of interest in eating or food

2.65 (1.70)

0.62 (0.78)

1017

0.55

 < 0.001

PARDI-AR-Q Concern about aversive consequences

1.48 (2.04)

0.24 (0.58)

819.5

0.33

 < 0.01

PARDI-AR-Q Severity of impact

2.35 (1.92)

0.07 (0.18)

1051

0.63

 < 0.001

Food neophobia scale

60.25 (9.15)

27.85 (13.92)

697.5

0.66

 < 0.001

NIAS picky eating

13.07 (2.12)

3.69 (2.74)

388

0.60

 < 0.001

NIAS low appetite

8.8 (4.30)

1.46 (2.04)

356.5

0.51

 < 0.001

NIAS fear

6.13 (4.97)

0.62 (1.13)

322

0.44

 < 0.001

EDE-Q global

0.60 (0.77)

0.79 (0.67)

492

 − 0.16

0.17

CIA

13.52 (11.99)

2.42 (3.05)

885.5

0.49

 < 0.001

  1. M mean; SD standard deviation; NIAS Nine-Item ARFID Scale; EDE-Q Eating disorder Examination-Questionnaire; CIA Clinical Impairment Assessment
  2. *In the ARFID sample, n = 28 participants completed the Food Neophobia Scale, and n = 15 participants completed the Nine-Item ARFID Screen; in the HC group, n = 26 participants completed the Food Neophobia Scale data, and n = 26 completed the Nine-Item ARFID Screen
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Journal of Eating Disorders

ISSN: 2050-2974