Life in the fast lane

QuizMD has migrated to a new cloud server infrastructure thanks to the folks at Joyent. This means faster service for you! Thanks for bearing with us during the upgrades.

It's a brain game.

We've just launched some new features of QuizMD that help you track your progress and reward your contributions to the website. Log in and give it a try!

Now over 7000 questions

Thanks to our hard working student and physician contributors, QuizMD now has over 7000 questions in its database, constantly being refined and discussed to enhance your education. Keep up the good work!

Speed ups

We just recently optimized the way our question database is loaded, resulting in quizzes loading 4 times faster! More speed increases are on their way.

Random question

You are reading a paper in NBMJ and they are reporting that they now have a sure proof way for diagnosing the disease X with this new test. (The gold standard was really painful / invasive.) The data is as follows: Of the 1000 people who tested positive, only 900 had the disease. Of the 1000 people who tested negative, 10 actually had the disease. What is the sensitivity of this test?

a. 99%
b. 82%
c. 45%
d. 91%
Contributor: Iris Liu
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