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CompletedNCT03855254Updated Feb 26, 2019

Psychological Context Effects

An interventional study of communication type in Positive Communication (Primary), Negative Communication and Control Condition, sponsored by Swansea University. Completed at 1 site in United Kingdom. Open to participants aged 18 Years and older, including healthy volunteers. Per ClinicalTrials.gov, last updated 2019-02-26.

Sponsored by Swansea University · Not applicable, Interventional, and Basic science

From the registry’s dates

  • Registered 5 months after the study started (first participant enrolled Sep 2018, registered Feb 2019).
Phase
Not applicable
Study type
Interventional
Enrollment
35
Allocation
Randomized
Ages
18 Years and older
Sex
All
01

Study summary

This study explores how contextual effects in the fore of positive and negative communication can affect the effect of an osteopathic technique on pain pressure thresholds.

02

Conditions studied

  • Positive Communication (Primary)
  • Negative Communication
  • Control Condition

Keywords

  • Contextual effects
03

In context

Lead sponsor

Swansea University is the lead sponsor of 40 studies on the registry; 5 are open to participants now.

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

04

Who can participate

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

Inclusion criteria

  • Health volunteers with no forms of existing pain.

Exclusion criteria

Exclusion Criteria:

  • Participants with existing pain.
05

Study design

Phase
Not applicable
Primary purpose
Basic science
Allocation
Randomized
Intervention model
Crossover assignment
Masking
Triple (Participant, Investigator, Outcomes assessor)
Enrollment
35 participants (actual)

Study arms

  • Experimental
    Positive communication

    Behavioral: communication type

  • No intervention
    Control (neutral communication)
  • Experimental
    Negative communication

    Behavioral: communication type

Interventions

  • Behavioralcommunication type

    Positive and negative communication types are the way that the practitioner communicates to the participant about the potential effectiveness of the osteopathic treatment. The control is a neutral communication condition.

    Also known as: Positive communication, Negative communication, Control

06

What researchers measure

Primary outcomes

  1. Pain pressure threshold

    This is the degree to which the participant can tolerate pressure induced through an algometer.

    Time frame: 6 months

07

Study locations

1 site
  • Swansea University
    Swansea, Wales SA28PP, United Kingdom
08

References and documents

Individual participant data

Plan to share: Undecided — Participant data may be sheared to other researcher on request.

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 Feb 26, 2019, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT03855254
Lead sponsor
Swansea University
Responsible party
Darren Edwards (Principle Investigator, Swansea University) — Principal investigator
First posted
Feb 26, 2019
Start date
Sep 1, 2018
Primary completion
Dec 5, 2018
Completion
Jan 10, 2019
Last update
Feb 26, 2019

Oversight

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

Not currently enrolling

This study is completed, as verified in Feb 2019. You cannot join it, but the record below documents what was studied.

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