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Dusseldorf Orthorexia Scale

Authors

Friederike Barthels, Frank Meyer, Reinhard Pietrowsky (2015)

The Düsseldorf Orthorexia Scale (DOS) is a 10-item self-report questionnaire created to evaluate orthorexic eating behaviors, which involve an unhealthy fixation on healthy eating.

What this tool is good for:

The DOS can be used to identify individuals at risk for Orthorexia Nervosa. It evaluates obsessive thoughts about healthy eating and the impact of these behaviors on daily life.

Type of tool

Screening

Specific gender

Non-specific

Age validated for use with

Adults (18+ years)

Eating disorders

ON

Evaluates

Signs and symptoms

Delivery Setting

Self-report

Number of Questions

10

Specific Populations

General population

Approximate administration time:

5-10-minutes

Free access

Yes

Languages

German , English , Polish, Italian, Spanish, Turkish, Arabic, Chinese, Portuguese

Notes

The DOS items are provided in the primary publication. For the English version, see Chard et al. (2019).

Type of tool

Screening

Specific gender

Non-specific

Age validated for use with

Adults (18+ years)

Eating disorders

ON

Evaluates

Signs and symptoms

Delivery Setting

Self-report

Number of Questions

10

Specific Populations

General population

Approximate administration time:

5-10-minutes

Free access

Yes

Languages

German , English , Polish, Italian, Spanish, Turkish, Arabic, Chinese, Portuguese

Notes

The DOS items are provided in the primary publication. For the English version, see Chard et al. (2019).