Table 5 Items that were added to or removed from the questionnaires (item – domain)

PAI-CY 0–2 years

• Looking at something from a distance – Visual attention

• Seeing objects in the visual field – Sensorial functioning

PAI-CY 3–6 years

• Completing tasks – Incentive processing

• Being free in movement – Mobility

• Cycling – Mobility

• Participating in traffic – Mobility

• Participating in physical education – Mobility

• Playing outdoors – Mobility

• Participating in sports – Mobility

• Talking – Communication

• Recognizing pictures – Reading and writing

• Interest in characters – Reading and writing

• Recognizing characters – Reading and writing

• Initial reading – Reading and writing

• Initial writing – Reading and writing

PAI-CY 7–12 years

• Gaming – Leisure time

• Watching TV – Leisure time

• Participating in sports clubs – Leisure time

• Making music – Leisure time

• Performing hobbies – Leisure time

PAI-CY 13–17 years

• Gaming – Leisure time

• Watching TV – Leisure time

• Participating in sports clubs – Leisure time

• Making music – Leisure time

• Performing hobbies – Leisure time

• Brushing teeth – Self-reliance

• Going to the bathroom – Self-reliance

• Showering/bathing – Self-reliance

PAI-YA 18–25 years

• Driving a scooter – Mobility

• Driving a car – Mobility

• Dealing with steps and stairs – Mobility

• Being aware of regulations regarding driving – Mobility

• Following a concert or show in a theatre – Leisure time

• Listening to music – Leisure time

• Brushing teeth – Self-care

• Being informed about new developments – Computer skills

• Knowing what to expect when having a relationship – Intimate/romantic relationships

• Not standing out as different – Acceptance/self-consciousness