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The Delirium Observation Screening Scale (DOSS) study

Investigation of the Delirium Observation Screening Scale (DOSS) for the routine detection of delirium in the Care Home Setting: the DOSS study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ISRCTN
Registry ID
ISRCTN14608554
Enrollment
258
Registered
2015-03-12
Start date
2015-02-23
Completion date
Unknown
Last updated
2021-04-19

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

Conditions

Topic: Ageing

Interventions

Participating care home residents from four care homes in Leeds/Bradford will be assessed daily for delirium with the DOSS. Diagnostic accuracy of the DOSS for the detection of delirium will be tested

Sponsors

Bradford Teaching Hospitals NHS Foundation Trust
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: All individuals aged over 65 resident in participating care homes Target Gender: Male & Female; Lower Age Limit 65 years

Exclusion criteria

Exclusion criteria: 1. Residents approaching end of life (within three months) or in receipt of palliative care (as advised by care home staff) 2. Residents unwilling to provide informed consent 3. Residents lacking capacity to consent to recruitment, for whom a consultee declaration for participation cannot be obtained 4. Residents with an advance decision or statement against participation in research

Design outcomes

Primary

MeasureTime frame
To determine how the DOSS performs as a screening instrument for delirium when administered by care home staff as part of routine care in UK care homes in comparison to the research standard the CAM (Confusion Assessment Method)

Secondary

MeasureTime frame
1. To investigate the feasibility of routine daily administration of a delirium screening tool by care home staff in the long-term care setting 2. To determine whether the DOSS may be used as a measure of delirium severity 3. To examine, through item response theory, the psychometric properties and scalability of the 25-item DOSS and to determine whether a shorter, care home specific DOSS may be identified

Countries

United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Mar 1, 2026