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AnesthesiaOPCABNCT01461551

Anesthesia and Lymphocytes Apoptosis

A study testing Sevoflurane, Propofol and combine of sevoflurane and propofol in people with Anesthesia, run by Ruijin Hospital at 1 site in China.

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

Most researches revealed that volatile anesthetic sevoflurane has a more marked cardioprotective effect against ischemia compared with intravenous agent propofol.However, propofol has been suggested to be more benefit for attenuation of surgery-induced immunosuppression.Thus, the aim of this study was to investigate… Read more about this study

Who is it for?
Ages 18 to 80 years, men only
Conditions the study is for
Anesthesia
What is being tested?
Sevoflurane, Propofol and combine of sevoflurane and propofol
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
105 participants
Where
1 siteChina
Study dates
Oct 2011to Oct 2014
Phase
Interventional
Are there results?
Yes, posted in the registrySummary in the doctors' view

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
  • Men only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • male adults
  • aged 18-80 yr
  • undergoing elective OPCAB surgery containing left anterior descending artery bypass

Who cannot join

  • a previous unusual response to any of the experimental anesthetics
  • severe cardiac dysrhythmias or ejection fraction below 30%
  • hemodynamic instability
  • previous surgical coronary artery repair
  • anemia, abnormal leukocytes or coagulopathy
  • severe hypertension
Show all 9Show fewer
  • severe hepatic (albumin<30g,ascites), renal (serum creatinine greater than 2.0 mg/dl) or pulmonary (preoperative pulmonary function tests moderate-severe) dysfunctions
  • concomitant surgical procedures and psychiatric disorders
  • Insulin-dependent diabetics

Trial locations and contacts

1 site in 1 country.

China1 site
  • Ruijin Hospital

    Shanghai, Shanghai Municipality, 200025

Other trials in China

About this study

Official title: Different Effects of Sevoflurane, Propofol and Combine of Sevoflurane and Propofol Maintained Anesthesia on Peripheral Blood Lymphocytes During Off-pump Coronary Artery Bypass Graft Surgery

Most researches revealed that volatile anesthetic sevoflurane has a more marked cardioprotective effect against ischemia compared with intravenous agent propofol.However, propofol has been suggested to be more benefit for attenuation of surgery-induced immunosuppression.Thus, the aim of this study was to investigate under the specific OPCAB surgical stress, the influence of 3 established anesthetic techniques: sevoflurane, propofol and combine of sevoflurane and propofol maintained anesthesia on the apoptosis of circulating lymphocytes.

Conditions
Anesthesia
Being tested
Sevoflurane, Propofol, combine of sevoflurane and propofol
Keywords
troponin I, creatine kinase mb, hospital days, lymphocyte apoptosis, intensive care unit days

What participants receive

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

  • SevofluraneDrug

    anesthesia was maintained with sevoflurane (end-tidal concentration 1.0-1.5 minimum alveolar concentration)

  • PropofolDrug

    anesthesia was maintained with propofol (2-4 μg/ml via target-controlled infusion)

  • combine of sevoflurane and propofolDrug

    anesthesia was maintained with a combine of propofol (1 μg/ml via target-controlled infusion) and sevoflurane (end-tidal concentration 0.7-1.0 minimum alveolar concentration)

Study groups in NCT01461551
Study groupRoleWhat they receive
SevofluraneExperimentalNot described
Receives: Drug: Sevoflurane
PropofolExperimentalNot described
Receives: Drug: Propofol
Combine of sevoflurane and propofolExperimentalNot described
Receives: Drug: combine of sevoflurane and propofol

What is being measured

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

  1. Lymphocyte Count

    Blood samples were obtained 24 h after the surgery for routine blood examination. This analysis was performed in the hospital laboratory using routine laboratory procedures.

    Measured: 1 day after surgery

Secondary outcomes (1)
  1. Intensive Care Unit Staying Days

    Measured: participants will stay in intensive care unit after surgery, an expected average of 2 days

Timeline

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

  1. First posted28 Oct 2011 (estimated)
  2. Study startOct 2011
  3. Primary completionFeb 2012
  4. Study completionOct 2014

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 N/A
Primary purpose
Prevention
Allocation
Randomised
Intervention model
Parallel groups
Masking
Single blind
Who is masked
Participant
Enrolment
105 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01461551
Sponsor's protocol ID
OPCAB
Acronym
OPCAB
Status last verified
May 2015
First submitted
19 Oct 2011
Last updated
22 May 2015
Data monitoring committee
Yes

Publications

  • Jia L, Dong R, Zhang F, Wang W, Lu H, Luo Y, Xue Q, Yu B. Propofol Provides More Effective Protection for Circulating Lymphocytes Than Sevoflurane in Patients Undergoing Off-Pump Coronary Artery Bypass Graft Surgery. J Cardiothorac Vasc Anesth. 2015 Oct;29(5):1172-9. doi: 10.1053/j.jvca.2015.01.008. Epub 2015 Feb 19.

    PubMed 26205644

Questions about this trial

What is this clinical trial studying?

A study testing Sevoflurane, Propofol and combine of sevoflurane and propofol in people with Anesthesia, run by Ruijin Hospital at 1 site in China.

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 3 inclusion and 9 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 22 May 2015. 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 China. 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?

Yes. Results are posted in the registry (first posted 20 Nov 2014). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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?

Lymphocyte Count (time frame: 1 day after surgery). 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 NCT01461551, 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 22 May 2015.

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