NCT05008367

Brief Summary

Effect of Dexamethasone as Analgesic Treatment After Total Knee Arthroplasty: Subgroup Analyses of The DEX-2-TKA Randomized Clinical Trial This explorative post-hoc analysis is a substudy of the DEX-2-TKA-trial (NCT03506789) investigating diffefferent subgroups of the patients included in the main trial.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
485

participants targeted

Target at P75+ for phase_4 postoperative-pain

Timeline
Completed

Started Sep 2018

Typical duration for phase_4 postoperative-pain

Geographic Reach
1 country

5 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

September 14, 2018

Completed
1.5 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

March 11, 2020

Completed
3 months until next milestone

Study Completion

Last participant's last visit for all outcomes

June 7, 2020

Completed
1.1 years until next milestone

First Submitted

Initial submission to the registry

July 13, 2021

Completed
1 month until next milestone

First Posted

Study publicly available on registry

August 17, 2021

Completed
Last Updated

September 13, 2021

Status Verified

September 1, 2021

Enrollment Period

1.5 years

First QC Date

July 13, 2021

Last Update Submit

September 6, 2021

Conditions

Outcome Measures

Primary Outcomes (1)

  • Cumulative usage of morphine 0-48 hours postoperatively

    Morphine administered both as patient-controlled analgesia (PCA) i.v. morphine 0-24 hours and oral morphine on demand 24-48 hours, and any other supplemental morphine administered postoperatively. Consumption in mg

    Time Frame: 0-48 hours postoperatively

Other Outcomes (7)

  • Subgroup analysis on heterogeneity in intervention effect of age

    Time Frame: 0-48 hours postoperatively

  • Subgroup analysis on heterogeneity in intervention effect of sex

    Time Frame: 0-48 hours postoperatively

  • Subgroup analysis on heterogeneity in intervention effect of ASA group

    Time Frame: 0-48 hours postoperatively

  • +4 more other outcomes

Study Arms (3)

Treatment A

ACTIVE COMPARATOR

24 mg dexamethasone i.v. perioperatively and 24 mg dexamethasone i.v. on the first postoperative day

Drug: Dexamethasone

Treatment B

ACTIVE COMPARATOR

24 mg dexamethasone i.v. perioperatively and placebo (isotonic saline) i.v. on the first postoperative day

Drug: DexamethasoneDrug: Isotonic saline

Placebo

PLACEBO COMPARATOR

Placebo (isotonic saline) i.v. perioperatively and placebo (isotonic saline) i.v. on the first postoperative day

Drug: Isotonic saline

Interventions

24 mg intravenous Dexamethasone (6 ml)

Treatment ATreatment B

6 ml of isotonic saline

PlaceboTreatment B

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Participation in the DEX-2-TKA-trial

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (5)

Gildhøj Privathospital

Brøndby, 2605, Denmark

Location

Bispebjerg Hospital

Copenhagen, 2400, Denmark

Location

Sjællands Universitetshospital, Køge

Køge, 4600, Denmark

Location

Næstsved Sygehus

Næstved, 4700, Denmark

Location

Odense Universitetshospital

Odense, 5000, Denmark

Location

MeSH Terms

Conditions

Pain, Postoperative

Interventions

DexamethasoneSodium Chloride

Condition Hierarchy (Ancestors)

Postoperative ComplicationsPathologic ProcessesPathological Conditions, Signs and SymptomsPainNeurologic ManifestationsSigns and Symptoms

Intervention Hierarchy (Ancestors)

PregnadienetriolsPregnadienesPregnanesSteroidsFused-Ring CompoundsPolycyclic CompoundsSteroids, FluorinatedChloridesHydrochloric AcidChlorine CompoundsInorganic ChemicalsSodium Compounds

Study Design

Study Type
interventional
Phase
phase 4
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

July 13, 2021

First Posted

August 17, 2021

Study Start

September 14, 2018

Primary Completion

March 11, 2020

Study Completion

June 7, 2020

Last Updated

September 13, 2021

Record last verified: 2021-09

Locations