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Non-adherence to Pain Medication Increases Risk of Postoperative Frozen Shoulder (NaFS)

Primary Purpose

Frozen Shoulder, Depression

Status
Completed
Phase
Not Applicable
Locations
Switzerland
Study Type
Interventional
Intervention
Arthroscopy
Sponsored by
Kantonsspital Baden
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Frozen Shoulder

Eligibility Criteria

undefined - undefined (Child, Adult, Older Adult)All SexesAccepts Healthy Volunteers

Inclusion Criteria:

  • Shoulder arthroscopy

Exclusion Criteria:

  • Active frozen shoulder

Sites / Locations

  • Kantonsspital Baden

Arms of the Study

Arm 1

Arm 2

Arm Type

Active Comparator

No Intervention

Arm Label

Study Group

Control Group

Arm Description

Outcomes

Primary Outcome Measures

Self-developed questionnaire
Adhereance to pain medication
PHQ 4 (Patient Health Questionnaire-4)
Depression scale
SMS (Self-Medicating Scale)
Patient's beliefs about self-medication

Secondary Outcome Measures

Full Information

First Posted
February 11, 2021
Last Updated
February 16, 2021
Sponsor
Kantonsspital Baden
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1. Study Identification

Unique Protocol Identification Number
NCT04758585
Brief Title
Non-adherence to Pain Medication Increases Risk of Postoperative Frozen Shoulder
Acronym
NaFS
Official Title
Non-adherence to Pain Medication Increases Risk of Postoperative Frozen Shoulder: A Case Control Study
Study Type
Interventional

2. Study Status

Record Verification Date
February 2021
Overall Recruitment Status
Completed
Study Start Date
January 1, 2018 (Actual)
Primary Completion Date
January 1, 2019 (Actual)
Study Completion Date
August 1, 2020 (Actual)

3. Sponsor/Collaborators

Responsible Party, by Official Title
Principal Investigator
Name of the Sponsor
Kantonsspital Baden

4. Oversight

Studies a U.S. FDA-regulated Drug Product
No
Studies a U.S. FDA-regulated Device Product
No
Data Monitoring Committee
No

5. Study Description

Brief Summary
Background: Postoperative Frozen-Shoulder (FS) or adhesive capsulitis is a relatively frequent complication (5-20%), even after simple arthroscopic shoulder surgeries. The pathophysiology is still unclear, but psychological factors may play a pivotal role. From clinical experience, the investigators hypothesized that participants, who are reluctant to take medications, particularly "pain-killers", have an increased incidence of postoperative FS. The investigators retrospectively compared participants with and without postoperative FS by their attitude towards medication and by depression scale questionnaires.

6. Conditions and Keywords

Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Frozen Shoulder, Depression

7. Study Design

Primary Purpose
Treatment
Study Phase
Not Applicable
Interventional Study Model
Parallel Assignment
Masking
None (Open Label)
Allocation
Non-Randomized
Enrollment
40 (Actual)

8. Arms, Groups, and Interventions

Arm Title
Study Group
Arm Type
Active Comparator
Arm Title
Control Group
Arm Type
No Intervention
Intervention Type
Procedure
Intervention Name(s)
Arthroscopy
Intervention Description
Shoulder Arthroscopy
Primary Outcome Measure Information:
Title
Self-developed questionnaire
Description
Adhereance to pain medication
Time Frame
1 to 4 years postoperatively
Title
PHQ 4 (Patient Health Questionnaire-4)
Description
Depression scale
Time Frame
1 to 4 years postoperatively
Title
SMS (Self-Medicating Scale)
Description
Patient's beliefs about self-medication
Time Frame
1 to 4 years postoperatively

10. Eligibility

Sex
All
Accepts Healthy Volunteers
Accepts Healthy Volunteers
Eligibility Criteria
Inclusion Criteria: Shoulder arthroscopy Exclusion Criteria: Active frozen shoulder
Facility Information:
Facility Name
Kantonsspital Baden
City
Baden
State/Province
AG
ZIP/Postal Code
5404
Country
Switzerland

12. IPD Sharing Statement

Plan to Share IPD
No

Learn more about this trial

Non-adherence to Pain Medication Increases Risk of Postoperative Frozen Shoulder

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