1.General Perception.
Do you think it is important for renal treatments to become more environmentally sustainable?

Yes, it is essential.

Yes, as long as treatment quality and safety are not affected.

I am unsure, but it could be positive if there are no risks.

It is not a priority compared to treatment effectiveness.

No, this could put patients’ health at risk.

2.Concerns and Fears.
I would need clear guarantees that sustainability changes will not affect my health or quality of life.

Absolutely essential

Important for reassurance

I would like information, but it is not decisive

I trust that harmful changes would not be made

I am not particularly concerned

3.Role of Patient Organisations.
I feel more reassured knowing that patient organisations are involved in sustainability decisions.

Very reassured

Quite reassured

Somewhat reassured

Slightly reassured

Not reassured at all

4.Personal Involvement
If a change significantly reduced environmental impact WITHOUT affecting your health or quality of life, would you support it?

Yes, without hesitation

Yes, but I would want more information

It would depend on the specific change

I am unsure

No