1. Improvement of treatment demand data quality : useful tips Sandrine Sleiman, Xavier Poos September 2006

2. Some tips… For the figures: Cross checks of your data should include: Recalculation of totals Consistency of figures between sheets of the same ST Check if data is reported in the right place/sheet Check for consistency between the standard tables (ST03/TDI)

3. Some tips… For the methodological background: Please continue to respect the deadline … Please check carefully blank cells Comments boxes are really useful ! Dont hesitate to notify bibliographical reference/sources double-check = time-efficiency for You and for US

4. Some tips… For the Reitox interface : Always check that the title of the attachment is the same then the title of the file

5. All tables need to be uploaded even after correction (the old table has to be replaced) If no new information for the reporting year are available, please notify it on the interface

6. Some questions for the workshop….. Do you have at national level a quality control system for the TDI ? How does it work ? How could we improve our quality feedback for TDI ?

7. Quality concerns us all. THANK YOU FOR YOUR ATTENTION quality.assurance@emcdda.europa.eu