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Expert consensus on core terminology in the field of forest and nature therapy.

Expert consensus on core terminology in the field of forest and nature therapy. - Wald-Delphi

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
DRKS
Registry ID
DRKS00040123
Enrollment
40
Registered
2026-05-27
Start date
2026-07-15
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Prevention

Interventions

Group 1: The aim of the study is to develop expert recommendations on core terminology in the field of forest and nature therapy. This study comprises a preparatory phase involving an international fo

Sponsors

Universitätskrankenhaus Augsburg
Lead Sponsor

Eligibility

Sex/Gender
All
Age
20 Years to No maximum

Inclusion criteria

Inclusion criteria: • At least five peer-reviewed scientific publications in the field of forest and nature therapy, forest medicine, or related nature-based interventions in English (first or last author) or • At least one relevant publication (e.g., peer-reviewed article, gray literature, co- or first authorship, book contribution, reference book, or training manual) and at least five years of clinical therapeutic experience in the relevant field.

Exclusion criteria

Exclusion criteria: • Lack of thematic expertise in the field of nature-based or forest-based interventions, • Exclusively administrative work without technical involvement • Relevant conflicts of interest that could compromise independent assessment • unwillingness to participate.

Design outcomes

Primary

MeasureTime frame
Consensus among the international experts surveyed. Definition: - At least 70% of the experts must have agreed with the English-language terms and their definitions in the four Delphi rounds, giving them a score of at least 4 on a 5-point Likert scale.

Secondary

MeasureTime frame
- A follow-up Delphi study for German-language terms (Germany, Austria, Switzerland), informed by the international Delphi process, also achieving a consensus of =70% for defined core terms in the DACH region. - Development of a hierarchical taxonomy, - Documentation of terms on which no consensus was reached.

Countries

Australia, Austria, Belgium, Brazil, Canada, China, Denmark, France, Germany, Hong Kong SAR China, Ireland, Italy, Japan, Lithuania, Netherlands, Norway, Poland, Portugal, Slovenia, South Korea, Spain, Sweden, Switzerland, Taiwan, Turkey, United Kingdom, United States

Contacts

Public ContactChristian S. Keßler

Universitätskrankenhaus Augsburg

christian.kessler@med.uni-augsburg.de+491797649731

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Aug 10, 2026