Appendix 1. Socio-Demographic and Clinical Characteristics Survey

Age:…

Gender: □ Female □Male

Marital status: □Married □Single

Education status: □Primary □Secondary □University

Occupational status: □Full time indoor job □Part time indoor job □Full time outdoor job

Do you have a skin cancer history in the family: □ Yes □No

Smoking: □Yes □No

Do you have a history of sunburn in the previous year: □ Yes □No

Which skin type do you have:

□ I: Very light skin color, sensitive to sunlight, light color eye (blue, green), yellow or light brown color

□ II: Light skin color, light brown or brown hair color, light color eye

□ III: Light-wheat skin color, light or dark eye color, brown or black hair color

□ IV: Wheat skin color, dark eye color (brown, black), brown or black hair color

□ V: Dark brown skin, dark eye color (black), black hair

□ VI: Very dark skin color (like black), black eye color, black hair color

Which eye color do you have: □ Blue-Green □ Brown □ Black

Do you have freckles: □ Yes □ No

Do you have moles on upper limbs and face: □ Yes □No

Does sun exposure cause skin cancer: □ Yes □No □ I don’t know

Time of transplantation…

Does organ transplantation cause skin cancer risk: □ Yes □ No □ I don’t know

Did you take a training on post-transplant sun exposure: □ Yes (from who)… □No

Which immunosuppressive drug are you using: Appendix 2. Sun Protection Behavior Questionnaire

always often sometimes rarely never

1. Not being outside between 10 a.m. and 4 p.m. ( ) ( ) ( ) ( ) ( ) 2. Not swimming between 10 a.m. and 4 p.m. ( ) ( ) ( ) ( ) ( )

3. Not sunbathing between 10 a.m. and 4 p.m. ( ) ( ) ( ) ( ) ( ) 4. Wearing a hat ( ) ( ) ( ) ( ) ( )

5. Using an umbrella ( ) ( ) ( ) ( ) ( ) 6. Wearing sunglasses ( ) ( ) ( ) ( ) ( )

7. Wearing sunscreen with a sun protection factor (SPF) of ( ) ( ) ( ) ( ) ( ) 15 or higher before going outside 8. Wearing sunscreen at the beach or while swimming and ( ) ( ) ( ) ( ) ( ) doing physical activity outside and reapplying it every 2 hours 9. Staying in the shade when outdoors ( ) ( ) ( ) ( ) ( )

10. Wearing clothing that covers the skin ( ) ( ) ( ) ( ) ( ) 11. Avoiding solariums ( ) ( ) ( ) ( ) ( )

12. Going to the doctor to treat sunburn ( ) ( ) ( ) ( ) ( ) 13. Checking moles and unusual changes in the skin regularly ( ) ( ) ( ) ( ) ( )