Table 3 SMS request categories
No | Category | Definition |
|---|---|---|
1 | Duplicate attempts | An SMS request that attempted to randomise a participant who had already been allocated a treatment in any arm |
2 | Exhausted sequence | An attempt to randomise when an allocation sequence had been exhausted or fully utilised |
3 | Invalid non-authorised request | A non-authorised user attempted to randomise a participant by sending a non-structured SMS |
4 | Non-authorised valid request | A non-authorised user attempted to randomise a participant by sending a correctly structured SMS |
5 | Valid successful randomisation | A randomisation attempt that was processed and a treatment allocation was sent out as a response to the user |
6 | Unregistered user | A user who had not been registered attempts to randomise a participant |