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Arthroplasty ComplicationsNCT06320691

General vs Spinal Anesthesia for Total Joint Arthroplasty-Anterior Approach: A Single-Institution Observational Study

An observational study of Arthroplasty Complications and Anesthesia, run by Bezmialem Vakif University at 1 site in Turkey (Türkiye).

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The study compares the effects of various anesthetic techniques on anterior approach total hip arthroplasty results retrospectively Read more about this study

Who is it for?
Ages 18 to 80 years
Conditions the study is for
Arthroplasty Complications, Anesthesia
What is being tested?
Total Hip Arthroplasty, General Anesthesia and Spinal Anesthesia
Type of treatment
Surgery or procedure
How many people
437 participants
Where
1 siteTurkey (Türkiye)
Study dates
10 Jan 2014to 25 May 2017
Phase
Observational
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 80 years
  • All sexes
  • Adult, Older adult

Study population: - patients who underwent direct anterior approach primary total hip arhtroplasty with hip osteoarthritis

Who may be able to join

  • patients who underwent direct anterior approach primary total hip arthroplasty with general anesthesia
  • patients who underwent direct anterior approach primary total hip arthroplasty with spinal anesthesia

Who cannot join

  • patients who underwent revision total hip arthroplasty
  • patients who underwent total hip arthroplasty with approaches other than direct anterior approach
  • patients who underwent primary total hip arthroplasty due to hip fractures

Trial locations and contacts

1 site in 1 country.

Turkey (Türkiye)1 site
  • Bezmialem Vakif University

    Istanbul, 34140

Other trials in Turkey (Türkiye)

About this study

The study compares the effects of various anesthetic techniques on anterior approach total hip arthroplasty results retrospectively

Read the detailed description

Under general (GA) or spinal anesthesia (SA), total hip arthroplasty using the anterior approach (THA-A) can be safely performed. The best method is not sufficiently described in the literature currently in existence.This observational study was carried out at a single facility with consecutive enrollment of patients getting primary THA-A. The investigators compared the difference in complication rates, intraoperative blood loss, length of hospital stay, and duration of surgery, acetabular and femoral component orientation and stem subsidence.

Being tested
Total Hip Arthroplasty, General Anesthesia, Spinal Anesthesia
Keywords
total hip arthroplasty, general anesthesia, spinal anesthesia, direct anterior approach

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Total Hip ArthroplastyProcedure or surgery

    Patients that underwent direct anterior approach total hip arthroplasty

  • General AnesthesiaProcedure or surgery

    Patients that underwent general/systemic anesthesia before surgery

  • Spinal AnesthesiaProcedure or surgery

    Patients that underwent spinal/neuraxial anesthesia before surgery

Study groups in NCT06320691
Study groupRoleWhat they receive
General Anesthesia GroupThe group that underwent direct anterior total hip arthroplasty with general-systemic anesthesia
Receives: Procedure: Total Hip Arthroplasty; Procedure: General Anesthesia
Spinal Anesthesia GroupThe group that underwent direct anterior total hip arthroplasty with spinal-neuraxial anesthesia
Receives: Procedure: Total Hip Arthroplasty; Procedure: Spinal Anesthesia

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Mean intraoperative estimated blood loss

    Total blood volume was calculates according to Nadler's formula based on patient's sex, height and weight of the patient, whereas the estimated blood loss was calculated according to Meunier's formula (mL)

    Measured: from preoperative session to postoperative 1 day

  2. mean duration of surgery

    Duration of total hip arthroplasty surgery for each patient

    Measured: from preoperative session to postoperative 1 day

  3. length of hospital stay

    from date of operation until the date of discharge

    Measured: from the date of total hip arthroplasty operation until the day that patients discharge, assesed up to 7 days

  4. stem subsidence

    Subsidence was evaluated by comparing immediate post-operative radiographic images with those obtained at 1 year follow-up. Subsidence was measured as a vertical drop of stem, characterised by a radiolucent line at the proximal most aspect of the bone-prosthesis interface.

    Measured: postoperative 1 year

  5. stem varus/valgus degrees

    varus or valgus angulation of femoral stem after surgery

    Measured: postoperative 1 year

  6. acetabular abduction

    abduction degree of acetabular component after surgery

    Measured: postoperative 1 year

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted20 Mar 2024
  2. Study start10 Jan 2014
  3. Primary completion10 Jan 2017
  4. Study completion25 May 2017

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Cohort
Time perspective
Retrospective
Enrolment
437 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06320691
Sponsor's protocol ID
BezmialemVU 1
Status last verified
Mar 2024
First submitted
12 Feb 2024
Last updated
20 Mar 2024
Results posted
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Undecided

Questions about this trial

What is this clinical trial studying?

An observational study of Arthroplasty Complications and Anesthesia, run by Bezmialem Vakif University at 1 site in Turkey (Türkiye).

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 2 inclusion and 3 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 20 Mar 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Turkey (Türkiye). Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Mean intraoperative estimated blood loss (time frame: from preoperative session to postoperative 1 day). The study lists 6 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 20 Mar 2024.

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