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Note: This record shows only 22 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: ANZCTR
Last refreshed on: 13 January 2020
Main ID:  ACTRN12606000106538
Date of registration: 23/03/2006
Prospective Registration: Yes
Primary sponsor: Department of Anaesthesia
Public title: Prediction of obstructed breathing after elective surgery.
Scientific title: A case control study using 12 hour continuous respiratory monitoring to assess the prediction of frequent upper airway obstructions after elective surgery by preoperative airway evaluation and risk score for obstruvtive sleep apnoea.
Date of first enrolment: 01/05/2006
Target sample size: 70
Recruitment status: Not yet recruiting
URL:  https://anzctr.org.au/ACTRN12606000106538.aspx
Study type:  Observational
Study design:  Purpose: Screening;Duration: Longitudinal;Selection: Case control;Timing: Prospective;  
Phase:  Not Applicable
Countries of recruitment
Australia
Contacts
Name: Dr Duncan W Blake   
Address:  Department of Anaesthesia Royal Melbourne Hospital Grattan St Parkville VIC 3050 Australia
Telephone: +61 3 93427925
Email: duncan.blake@mh.org.au
Affiliation: 
Name: Dr Duncan W Blake   
Address:  Department of Anaesthesia Royal Melbourne Hospital Grattan St Parkville VIC 3050 Australia
Telephone: +61 3 93427925
Email: duncan.blake@mh.org.au
Affiliation: 
Key inclusion & exclusion criteria
Inclusion criteria: Assessed prior to elective surgery, able to provide informed consent.
Exclusion criteria: Cardiac or thoracic surgery, elective postoperative ventilation, previous diagnosis of obstructive sleep apnoea and use of CPAP, day or short-stay surgery.

Age minimum: 18 Years
Age maximum: Not stated
Gender: Both males and females
Health Condition(s) or Problem(s) studied
Respiratory - Sleep apnoea
Obstructive sleep apnoea;Postoperative respiratory obstruction;
Obstructive sleep apnoea
Postoperative respiratory obstruction
Intervention(s)
Continuous respiratory monitoring 8 hours with Somte portable monitor. Identification of risk factors at pre-operative assessment.
Primary Outcome(s)
Frequency of respiratory events per hour.[Per hour.]
Secondary Outcome(s)
Continuous respiratory monitoring.[Applied for 12 hours, commencing in the postoperative recovery area.]
Association with OSA risk factors and airway examination.[Risk factors will be evaluated at the preoperative clinic, 1-2 weeks prior to surgery.]
Secondary ID(s)
Source(s) of Monetary Support
Royal Melbourne Hospital, Hospital auxilliary
Secondary Sponsor(s)
Royal Melbourne Hospital
Ethics review
Results
Results available:
Date Posted:
Date Completed:
URL:
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