1. RANDOMISATION Mike Bennett Medical Statistics Unit
London School of Hygiene and Tropical Medicine

2. Randomisation Is online. www.opal-trial.org.uk/randomisation
Telephone backup.
Gives treatment allocation and study number.
Uses minimisation by age-group, centre, and PIM 2 or RACHS 1 score.2

3. Randomisation (continued)
Needs username and password.
Checks consent has been given
Checks inclusion and exclusion criteria.
Includes PIM 2 and RACHS 1 calculators (if required).
Demo:

4. Entry screen

5. Login

6. Screen 1

7. Screen 2

8. Screen 3

9. Screen 4

10. Screen 5 (last)

11. PIM 2

12. RACHS 1