Question 2880
{"accessible":false,"alternatives":[{"id":14043,"text":"TP/D+"},{"id":14044,"text":"TN/D-"},{"id":14045,"text":"TP/T+"},{"id":14046,"text":"TN/T-"}],"archived":false,"correctAlternativeId":14046,"explanation":"\u003cp\u003eNegative predictive value of a test measures how often people who test negative don’t have disease, therefore we look among people who test negative (T-) and see how many of them don’t have disease (TN).\u003c/p\u003e","id":2880,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/2885","nextQuestionPath":"/articles/negative-predictive-value/questions/2879","relatedArticles":[{"id":31421,"title":"Sensitivity","link":"/articles/sensitivity?lang=us"},{"id":31422,"title":"Specificity","link":"/articles/specificity?lang=us"},{"id":31423,"title":"Positive predictive value","link":"/articles/positive-predictive-value?lang=us"},{"id":34845,"title":"Sensitivity and specificity","link":"/articles/sensitivity-and-specificity?lang=us"}],"alsoUsedIn":[{"id":1912,"kind":"Course","title":"Papa \u0026 Papa Bear's Medical Statistics Short Course - page 1912","link":"https://radiopaedia.org/courses/medical-statistics-short-course/pages/1912"}],"stem":"\u003cp\u003eWhich of the following is the correct formula for calculating the negative predictive value of a diagnostic test?\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/2880"}],"attemptsPercentages":[{"alternativeId":"14046","percentage":67},{"alternativeId":"14044","percentage":33},{"alternativeId":"14043","percentage":0},{"alternativeId":"14045","percentage":0}],"promptToLogin":false,"questionManager":false,"articleId":"negative-predictive-value"}