Question 2715
{"accessible":false,"alternatives":[{"id":13269,"text":"increases"},{"id":13270,"text":"decreases "},{"id":13271,"text":"stays the same"},{"id":13272,"text":"may increase or decrease"}],"archived":false,"correctAlternativeId":13270,"explanation":"\u003cp\u003eIf all test results are positive, the sensitivity is 100%, but specificity is 0%, because all people with disease will have a positive test, but all healthy people will also test positive.\u003c/p\u003e","id":2715,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/2718","nextQuestionPath":null,"relatedArticles":[{"id":34845,"title":"Sensitivity and specificity","link":"/articles/sensitivity-and-specificity?lang=us"}],"alsoUsedIn":[{"id":1772,"kind":"Course","title":"Papa \u0026 Papa Bear's Medical Statistics Short Course - page 1772","link":"https://radiopaedia.org/courses/medical-statistics-short-course/pages/1772"}],"stem":"\u003cp\u003eAn ROC curve plots sensitivity versus 1-specificity. As sensitivity increases, what happens to specificity?\u003c/p\u003e","menuLinks":[{"text":"Report problem with question","url":"https://docs.google.com/forms/d/e/1FAIpQLSfO3soWYhOjJ7yErSysyCe5V4A1CqW7WK3rDA7MtAkecMGqNw/viewform?entry.1624461248\u0026entry.553583435=https://radiopaedia.org/questions/2715"}],"attemptsPercentages":[{"alternativeId":"13271","percentage":17},{"alternativeId":"13269","percentage":6},{"alternativeId":"13272","percentage":22},{"alternativeId":"13270","percentage":56}],"promptToLogin":false,"questionManager":false,"articleId":"receiver-operating-characteristic-curve"}