Randomisation
We provide a central randomisation service for studies
conducted in Australia in academic research institutions or funded
through competitive grants. A range of service types are
available, depending on the size of the trial and available
budget.
Click the links to read more about our services:
Types of randomisation
services
Costs
Methods
Types of
randomisation services
Email and/or phone operator:
- for small studies (30-60 patients)
- available during CTC business hours only
Interactive voice response system (IVRS):
- immediate response
- collects and responds to caller inputs
- available 24 hours a day, 7 days a week
- optional fax and email confirmations for each
randomisation
- automatic allocation of kits or devices
- 24-hour emergency unblinding and backup service
Web-based system:
- A web-based system is also available for large trials. It
is possible to combine IVRS and web access methods.
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Costs
Manual service:
- $5-15 per patient plus set-up and management fees
Automated services:
- $1-2 per patient depending on access or confirmation
required
- higher setup costs (starting from $2000)
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Methods
A range of methods are available, but most commonly:
- stratified permuted blocks
- minimisation
The most appropriate method will be determined after detailed
discussion with a statistician and will be based on your trial
size, stratification factors and any practical requirements.
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