2. Randomisation Randomisation via secure website
Telephone backup system available 24 hours a day

3. Randomisation
Login:
Select centre
Enter username
Enter password

6. Randomisation
Before randomising, study oximeters must be assigned as ‘available for use’
Login to randomisation website
Select Assign new oximeters as ‘Available for use’

10. Randomisation
Complete Part A of the Study Entry Form before randomising
Login to randomisation website
Select Randomise baby

17. Randomisation If the allocated oximeter cannot be found or is broken:
Login to randomisation website
Select Change oximeter (non-routine)
If possible, a new oximeter will be allocated

21. Randomisation
Randomisation cannot proceed if all the eligibility questions are not completed properly