Question: What is the name of the lead character in a novel about an 18 year old with severe combined immunodeficiency, confined to her home; written by Jamaican-American author Nicola Yoon? 
Sentence (from "Everything, Everything (novel)"): The novel centers around 18-year-old Madeline Whittier, who has severe combined immunodeficiency (SCID), also known as "bubble baby disease".
Relevant evidence: Yes