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Surgical InfectionPhase 3NCT01558986

Routine Preoperative Antibiotic Prophylaxis in Modified Radical Mastectomy

A Phase 3 study testing Cefazolin and Sterile water in people with Surgical Infection, run by University of the Philippines at 1 site in Philippines.

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

This is a randomized, double blinded, placebo-controlled trial on the routine use of preoperative antibiotic prophylaxis in modified radical mastectomy to evaluate the efficacy of preoperative prophylactic antibiotics in the prevention of surgical site infection (SSI) in patients undergoing modified radical mastectomy… Read more about this study

Who is it for?
Ages 18 to 80 years, women only
Conditions the study is for
Surgical Infection
What is being tested?
Cefazolin and Sterile water
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
254 participants
Where
1 sitePhilippines
Study dates
Dec 2007to Sep 2011
Phase
Phase 3
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
  • Women only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Women with histologically diagnosed breast cancer of age group 18-80 years old, ECOG 0-1, clinical stage I to IIIB, admitted to the surgery ward, who were scheduled for elective MRM.

Who cannot join

  • Women with significant co-morbid factors (diabetes mellitus, severe malnutrition, corticosteroid therapy), those scheduled for simultaneous breast reconstruction or bilateral oophorectomy, with intake of antibiotics within one week prior to surgery, with known allergy to cephalosporins, and those with local infection.

Trial locations and contacts

1 site in 1 country.

Philippines1 site
  • Philippine General Hospital - University of the Philippines Manila

    Manila, 1000

Other trials in Philippines

About this study

Official title: A Randomized, Double Blinded Placebo-Controlled Trial on the Routine Use of Preoperative Antibiotic Prophylaxis in Modified Radical Mastectomy

This is a randomized, double blinded, placebo-controlled trial on the routine use of preoperative antibiotic prophylaxis in modified radical mastectomy to evaluate the efficacy of preoperative prophylactic antibiotics in the prevention of surgical site infection (SSI) in patients undergoing modified radical mastectomy (MRM) for breast care.

Read the detailed description

A randomized, double blinded, placebo-controlled trial on the routine use of preoperative antibiotic prophylaxis in modified radical mastectomy to evaluate the efficacy of preoperative prophylactic antibiotics in the prevention of surgical site infection (SSI) in patients undergoing modified radical mastectomy (MRM) for breast care.

Women with breast cancer who will undergo elective MRM were recruited for the study. Excluded were patients with significant co-morbid factors, for simultaneous breast reconstruction or bilateral oophorectomy, with intake of antibiotics within one week, with known allergy to cephalosporins, and those with local infection. Patients were randomized to receive either transvenous cefazolin 1 gram or sterile water only within 30 minutes prior to skin incision. Standard skin preparation and operative technique for MRM were carried out. Wounds were assessed for the presence of SSI and other complications weekly for 30 days.

Being tested
Cefazolin, Sterile water
Keywords
Antibiotic prophylaxis, surgical site infection, modified radical mastectomy, Prevention of surgical site infection (SSI) in patients undergoing MRM for breast cancer
Medical subject headings
Surgical Wound Infection

What participants receive

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

  • CefazolinProcedure or surgery

    Patients received intravenous cefazolin 1 gram within 30 minutes prior to skin incision;

  • Sterile waterProcedure or surgery

    Patients received sterile water only within 30 minutes prior to skin incision

Study groups in NCT01558986
Study groupRoleWhat they receive
Treatment ArmActive comparatorPatients to receive intravenous cefazolin 1 gram within 30 minutes prior to skin incision
Receives: Procedure: Cefazolin
Placebo ArmPlacebo comparatorPatients to receive sterile water only within 30 minutes prior to skin incision
Receives: Procedure: Sterile water

What is being measured

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

  1. Surgical Site Infection (as defined by the Centers for Disease Control and Prevention)

    Mastectomy wounds were evaluated for the presence of SSI as defined by the Center for Disease Control and Prevention meeting the following criteria: infection that occurred within 30 days after the operative procedure and at least one of the following:

    1. purulent drainage (culture documentation not required)
    2. organism isolated from fluid/tissue of incision site
    3. at least one sign of inflammation (erythema, local warmth of wound, induration)
    4. wound is deliberately opened by the surgeon
    5. physician declares the wound infected

    Measured: Wounds were assessed on the first post-operative day, then patients were followed-up every week after discharge for the duration of 30 days

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 2012 (estimated)
  2. Study startDec 2007
  3. Primary completionSep 2011
  4. Study completionSep 2011

Resources

More details

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

Study design
Study type
Interventional
Phase
Phase 3
Primary purpose
Prevention
Allocation
Randomised
Intervention model
Parallel groups
Masking
Double blind
Who is masked
Participant, Care provider
Enrolment
254 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01558986
Sponsor's protocol ID
NIH 2007-07-10-02
Status last verified
Mar 2012
First submitted
15 Mar 2012
Last updated
20 Mar 2012
Results posted
No
Data monitoring committee
Yes

Publications

  • Cabaluna ND, Uy GB, Galicia RM, Cortez SC, Yray MD, Buckley BS. A randomized, double-blinded placebo-controlled clinical trial of the routine use of preoperative antibiotic prophylaxis in modified radical mastectomy. World J Surg. 2013 Jan;37(1):59-66. doi: 10.1007/s00268-012-1816-5.

    PubMed 23052809

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Cefazolin and Sterile water in people with Surgical Infection, run by University of the Philippines at 1 site in Philippines.

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 1 inclusion and 1 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 2012. 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 Philippines. 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. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

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?

Surgical Site Infection (as defined by the Centers for Disease Control and Prevention) (time frame: Wounds were assessed on the first post-operative day, then patients were followed-up every week after discharge for the duration of 30 days). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT01558986, which also lists 1 linked publication.

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 2012.

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