Table 1.

Table reporting the most important information for each diagnostic tool

	Author	Year	Country	ON conceptualization	No. of adaptations	No. of studies that used the tool	Main criticisms
BOT	Bratman and Knight	2000	USA	Obsession over healthy eating, which seems to be acquiring the characteristics of an ED	2	7	Lack of validation [12–14]
ORTO-15	Donini et al.	2004, 2005	Italy	Eating behavior disorder, characterized by a combination of eating, behavioral, and obsessive-phobic personality traits	10	32	Overestimation of ON prevalence [9, 15–18] Weak psychometric properties [9, 15, 19, 20]
EHQ	Gleaves, Ambwani and Graham	2013	USA	Overwhelming preoccupation on eating healthfully	–	5	Lack of criterion-related validity [21]
DOS	Barthels, Meyer, and Pietrowsky	2015	Germany	A possibly pathological fixation on a healthy diet	1	5	Inability to differentiate between anorexic and orthorexic patients [22]
BOS	Bauer et al.	2018	Spain	Pathological fixation on healthy food intake	–	–	–
TOS	Barrada and Roncero	2018	Spain	An extreme or excessive preoccupation with eating food believed to be healthy	–	–	–