Box 1 Themes discussed during structured ACP conversations session 1 to 3

- For adolescents: 1) identity; 2) experiences with the disease and treatment; 3) talking with others; 4) help and comfort; 5) worries and fears; 6) preferences for care and treatment; 7) expectations for the future; 8) dying. - For parent(s): 1) talking with your child; 2) parenthood; 3) help and comfort; 4) worries and fears; 5) care and treatment; 6) expectations for the future; 7) dying. - Adolescents and parents can choose not to discuss certain themes they may prefer not to talk about.