15 April 2021
- Changes in the dates about Time Study.
- May 2021
- September 2021
- January 2022
- September-October 2021
- January-February 2022
- April-May 2022
- Changes in the requirements for parental consent.
Active parental consent for everyone.
NEW REQUIREMENTS: Ethical guidelines modified in accordance with standard practices such that adolescents of 16 years or older are asked passive parental consent.
- Increase in the rewarding for first survey administration.
OLD REWARDING: 5€ (1st wave), 7€ (2nd wave), 10€ (3rd wave)
NEW REWARDING: 10€ (1st wave), 12€ (2nd wave), 15€ (3rd wave)