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Active, not recruitingNCT05516264Updated May 8, 2024

Behavioural and Physiological Responses to Dog Visits in Nursing Homes

An interventional study of Dog visits/control visits and Control visits/dog visits in Physiological Responses, Behavior and Mood, sponsored by University of Aarhus. Active, not recruiting at 1 site in Denmark. Open to participants aged 65 Years and older, including healthy volunteers. Per ClinicalTrials.gov, last updated 2024-05-08.

Sponsored by University of Aarhus · Not applicable, Interventional, and Basic science

From the registry’s dates

  • Primary completion was expected by Dec 2024, 1 year 9 months ago, but the record still lists the study as active, not recruiting.
Phase
Not applicable
Study type
Interventional
Enrollment
50
Allocation
Randomized
Ages
65 Years and older
Sex
All
01

Study summary

In brief the study aims to investigate how nursing home residents receiving dog visits respond to contact with the dog, by comparing visits with and without a dog present. The investigators will measure the response with non-invasive measures of the immediate physiological response, and objective behavioural measurements to quantity the activity and the actual amount and intensity of contact to the dog.

Read the detailed description

The residents will receive six 10-minute visits, three visits with a dog and three without a dog, with a week-long break in between the two visit types. The participants will be randomly assigned to receive either the three dog visits or the three visits without a dog first. The visits will be from the same person, and the dog visits will be accompanied with the same dog each time. During dog visits, the dog will be available for touch, and the resident will be encouraged to interact with the dog.

Before each visit the resident is fitted with the equipment for measuring continuously recorded physiological measures and then relaxes for 30 minutes. Immediately before and five and 30 minutes after each visit, the investigators obtain a saliva sample to detect cortisol levels.

The behaviour of the participants will be video recorded during the visits to quantify the frequency and duration of predefined behavioural elements, using ethological methodology. The investigators will quantify the participants' activity during the visits as well as the frequency and duration of tactile contact with the dog, and verbal communication with the dog and the visitor.

In addition, the visitor and the observer present during the visit will subjectively assess the resident's perception of the visit.

02

Conditions studied

  • Physiological Responses
  • Behavior
  • Mood

Keywords

  • Human-animal contact
  • Non-invasive measure
03

In context

Lead sponsor

University of Aarhus is the lead sponsor of 1,274 studies on the registry; 183 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
65 Years and older
Sexes eligible
All
Accepts healthy volunteers
Yes

Inclusion criteria

  • Age of 65 years or more
  • Able to sit during visits (either in a chair or in a bed)

Exclusion criteria

Exclusion Criteria:

  • Known allergy to dogs
  • Known fear of dogs
05

Study design

Phase
Not applicable
Primary purpose
Basic science
Allocation
Randomized
Intervention model
Crossover assignment
Masking
None (open label)
Enrollment
50 participants (estimated)

Study arms

  • Other
    Dog visits first

    Participants receive the three dogs visits first and then, after a break, receive the three control visits

    Behavioral: Dog visits/control visits

  • Other
    Control visits first

    Participants receive the three control visits first and then, after a break, receive the three dog visits

    Behavioral: Control visits/dog visits

Interventions

  • BehavioralDog visits/control visits

    See arm description above

  • BehavioralControl visits/dog visits

    See arm description above

06

What researchers measure

Primary outcomes

  1. Heart rate

    The test person wears a device placed on the upper arm

    Time frame: During visit no. 1, from 30 minutes before the visit to 30 minutes after

  2. Heart rate

    The test person wears a device placed on the upper arm

    Time frame: During visit no. 2, from 30 minutes before the visit to 30 minutes after

  3. Heart rate

    The test person wears a device placed on the upper arm

    Time frame: During visit no. 3, from 30 minutes before the visit to 30 minutes after

  4. Heart rate

    The test person wears a device placed on the upper arm

    Time frame: During visit no. 4, from 30 minutes before the visit to 30 minutes after

  5. Heart rate

    The test person wears a device placed on the upper arm

    Time frame: During visit no. 5, from 30 minutes before the visit to 30 minutes after

  6. Heart rate

    The test person wears a device placed on the upper arm

    Time frame: During visit no. 6, from 30 minutes before the visit to 30 minutes after

  7. Heart rate variability

    Heart rate variability is calculated from heart rate data

    Time frame: During visit no. 1, from 30 minutes before the visit to 30 minutes after

  8. Heart rate variability

    Heart rate variability is calculated from heart rate data

    Time frame: During visit no. 2, from 30 minutes before the visit to 30 minutes after

  9. Heart rate variability

    Heart rate variability is calculated from heart rate data

    Time frame: During visit no. 3, from 30 minutes before the visit to 30 minutes after

  10. Heart rate variability

    Heart rate variability is calculated from heart rate data

    Time frame: During visit no. 4, from 30 minutes before the visit to 30 minutes after

  11. Heart rate variability

    Heart rate variability is calculated from heart rate data

    Time frame: During visit no. 5, from 30 minutes before the visit to 30 minutes after

  12. Heart rate variability

    Heart rate variability is calculated from heart rate data

    Time frame: During visit no. 6, from 30 minutes before the visit to 30 minutes after

  13. Behaviour during visits

    The test persons behaviour is observed

    Time frame: During visit no. 1, from 30 minutes before the visit to 30 minutes after

  14. Behaviour during visits

    The test persons behaviour is observed

    Time frame: During visit no. 2, from 30 minutes before the visit to 30 minutes after

  15. Behaviour during visits

    The test persons behaviour is observed

    Time frame: During visit no. 3, from 30 minutes before the visit to 30 minutes after

  16. Behaviour during visits

    The test persons behaviour is observed

    Time frame: During visit no. 4, from 30 minutes before the visit to 30 minutes after

  17. Behaviour during visits

    The test persons behaviour is observed

    Time frame: During visit no. 5, from 30 minutes before the visit to 30 minutes after

  18. Behaviour during visits

    The test persons behaviour is observed

    Time frame: During visit no. 6, from 30 minutes before the visit to 30 minutes after

  19. Salivary cortisol

    Saliva is obtained from the testperson with a swab which held his/her mouth for one minute

    Time frame: Visit 1, 2 minutes before visit

  20. Salivary cortisol

    Saliva is obtained from the testperson with a swab which held his/her mouth for one minute

    Time frame: Visit 2, 2 minutes before visit

  21. Salivary cortisol

    Saliva is obtained from the testperson with a swab which held his/her mouth for one minute

    Time frame: Visit 3, 2 minutes before visit

  22. Salivary cortisol

    Saliva is obtained from the testperson with a swab which held his/her mouth for one minute

    Time frame: Visit 4, 2 minutes before visit

  23. Salivary cortisol

    Saliva is obtained from the testperson with a swab which held his/her mouth for one minute

    Time frame: Visit 5, 2 minutes before visit

  24. Salivary cortisol

    Saliva is obtained from the testperson with a swab which held his/her mouth for one minute

    Time frame: Visit 6, 2 minutes before visit

  25. Salivary cortisol

    Saliva is obtained from the testperson with a swab which held his/her mouth for one minute

    Time frame: Visit 1, 5 minutes after visit

  26. Salivary cortisol

    Saliva is obtained from the testperson with a swab which held his/her mouth for one minute

    Time frame: Visit 2, 5 minutes after visit

  27. Salivary cortisol

    Saliva is obtained from the testperson with a swab which held his/her mouth for one minute

    Time frame: Visit 3, 5 minutes after visit

  28. Salivary cortisol

    Saliva is obtained from the testperson with a swab which held his/her mouth for one minute

    Time frame: Visit 4, 5 minutes after visit

  29. Salivary cortisol

    Saliva is obtained from the testperson with a swab which held his/her mouth for one minute

    Time frame: Visit 5, 5 minutes after visit

  30. Salivary cortisol

    Saliva is obtained from the testperson with a swab which held his/her mouth for one minute

    Time frame: Visit 6, 5 minutes after visit

  31. Salivary cortisol

    Saliva is obtained from the testperson with a swab which held his/her mouth for one minute

    Time frame: Visit 1, 30 minutes after visit

  32. Salivary cortisol

    Saliva is obtained from the testperson with a swab which held his/her mouth for one minute

    Time frame: Visit 2, 30 minutes after visit

  33. Salivary cortisol

    Saliva is obtained from the testperson with a swab which held his/her mouth for one minute

    Time frame: Visit 3, 30 minutes after visit

  34. Salivary cortisol

    Saliva is obtained from the testperson with a swab which held his/her mouth for one minute

    Time frame: Visit 4, 30 minutes after visit

  35. Salivary cortisol

    Saliva is obtained from the testperson with a swab which held his/her mouth for one minute

    Time frame: Visit 5, 30 minutes after visit

  36. Salivary cortisol

    Saliva is obtained from the testperson with a swab which held his/her mouth for one minute

    Time frame: Visit 6, 30 minutes after visit

Secondary outcomes

  1. The visitor's and observer's perception of how the visit was experienced by the test person.

    Minimum value 0 (worst possible visit) to 100 (best possible visit)

    Time frame: 5 minutes after visit 1

  2. The visitor's and observer's perception of how the visit was experienced by the test person.

    Minimum value 0 (worst possible visit) to 100 (best possible visit)

    Time frame: 5 minutes after visit 2

  3. The visitor's and observer's perception of how the visit was experienced by the test person.

    Minimum value 0 (worst possible visit) to 100 (best possible visit)

    Time frame: 5 minutes after visit 3

  4. The visitor's and observer's perception of how the visit was experienced by the test person.

    Minimum value 0 (worst possible visit) to 100 (best possible visit)

    Time frame: 5 minutes after visit 4

  5. The visitor's and observer's perception of how the visit was experienced by the test person.

    Minimum value 0 (worst possible visit) to 100 (best possible visit)

    Time frame: 5 minutes after visit 5

  6. The visitor's and observer's perception of how the visit was experienced by the test person.

    Minimum value 0 (worst possible visit) to 100 (best possible visit)

    Time frame: 5 minutes after visit 6

  7. Visual analoque scale of the testpersons' evaluation of the visit

    Minimum value 0 (worst possible experience) to 100 (best possible experience)

    Time frame: 5 minutes after visit 1

  8. Visual analoque scale of the testpersons' evaluation of the visit

    Minimum value 0 (worst possible experience) to 100 (best possible experience)

    Time frame: 5 minutes after visit 2

  9. Visual analoque scale of the testpersons' evaluation of the visit

    Minimum value 0 (worst possible experience) to 100 (best possible experience)

    Time frame: 5 minutes after visit 3

  10. Visual analoque scale of the testpersons' evaluation of the visit

    Minimum value 0 (worst possible experience) to 100 (best possible experience)

    Time frame: 5 minutes after visit 4

  11. Visual analoque scale of the testpersons' evaluation of the visit

    Minimum value 0 (worst possible experience) to 100 (best possible experience)

    Time frame: 5 minutes after visit 5

  12. Visual analoque scale of the testpersons' evaluation of the visit

    Minimum value 0 (worst possible experience) to 100 (best possible experience)

    Time frame: 5 minutes after visit 6

07

Study locations

1 site
  • Karen Thodberg
    Højslev, 7840, Denmark
08

References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on May 8, 2024, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT05516264
Lead sponsor
University of Aarhus
Responsible party
Sponsor
First posted
Aug 25, 2022
Start date
Sep 5, 2022
Primary completion
Dec 31, 2024 (estimated)
Completion
Dec 31, 2025 (estimated)
Last update
May 8, 2024

Oversight

FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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