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Components of the study interventions
| Components of the interventions | Arms | ||
|---|---|---|---|
| Intervention group 1 (updated original programme) | Intervention group 2 (concise version) | Control group | |
| Educational programme for all nurses | ✓ | - | - |
| Training and structured support for nominated key nurses | ✓ | ✓ | - |
| Facultative train-the-trainer module for key nurses | - | ✓ | - |
| Printed study material | ✓ | ✓ | ✓ |
| Supportive material (poster, mugs and pencils) | ✓ | ✓ | - |
