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Note: This record shows only the 20 elements of the WHO Trial Registration Data Set. To view changes that have been made to the source record, or for additional information about this trial, click on the URL below to go to the source record in the primary register.
Register: ChiCTR
Last refreshed on: 28 April 2013
Main ID:  ChiCTR-TRC-09000701
Date of registration: 2010-05-04
Primary sponsor: CERG
Public title: Evaluation of Nitrous Oxide In the Gas Mixture for Anesthesia Study (The ENIGMA 3 Trial)
Scientific title: Evaluation of Nitrous Oxide In the Gas Mixture for Anesthesia Study (The ENIGMA 3 Trial)
Date of first enrolment: 2008-01-01
Target sample size:
Recruitment status: Recruiting
URL:  http://www.chictr.org/en/proj/show.aspx?proj=699
Study type:  Interventional
Study design:  Randomized parallel control  
Countries of recruitment
Contacts
Name: Matthew Chan 
Address:  Department of Anaesthesia and Intensive Care, CUHK
Telephone:
Email:
Affiliation: 
Name: Matthew Chan 
Address:  Department of Anaesthesia and Intensive Care, CUHK
Telephone:
Email:
Affiliation: 
Key inclusion & exclusion criteria
Inclusion criteria: Inclusion 1. Eligible patients are men or women aged =18 years, 2. American Society of Anesthesiologists physical status class 1-3, 3. Patients scheduled for major elective abdominal surgeries that require resection of the gastrointestinal tract.
Exclusion criteria: Exclusion 1. Acute bowel obstruction (contraindicated for N2O administration), 2. History of fever or infection =24 hours before surgery 3. Marked impairment of gaseous exchange (usually due to severe chronic obstructive pulmonary disease, requiring fiO2>0.4). 4. Surgery with expected duration =1 hour or that primary wound closure is not anticipated.

Age minimum: 18
Age maximum: 90
Gender: Both
Health Condition(s) or Problem(s) studied
Anesthesia
Intervention(s)
Primary Outcome(s)
Wound infection;
Secondary Outcome(s)
(1) Recovery times (2) Intensive Care Unit stay (3) Death due to any cause =15 days of surgery.;
Secondary ID(s)
Source(s) of Monetary Support
CERG
Secondary Sponsor(s)
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