Alfons

@Alfons@feddit.de

This profile is from a federated server and may be incomplete. For a complete list of posts, browse on the original instance.

Electric Aviation is already better than you think - Volts with David Roberts ( www.volts.wtf )

Electric vehicles that can take off and land vertically, but then fly like a plane, are already being sold and used by hospitals and shipping companies. These vehicles have 5 batteries that give it a range of over 350 miles using current battery technology, though the batteries are intended to be swapped over the life of the...

Alfons ,

could you briefly add what the abbreviations mean? Thank you!

Blood test shows 83% accuracy for detecting colorectal cancer in trial ( www.upi.com )

A blood test to screen for colorectal cancer in average-risk individuals without symptoms accurately detected the malignancy in 83% of people confirmed to have the disease, a study released Wednesday showed....

Alfons ,

Accuracy is a bad measure for the reliability. Precision and Recall (Sensitivity) would be a better measure.

The article mentions that „The blood test's sensitivity for colorectal cancer is similar to stool-based tests and lower than that of colonoscopy, which Grady still considers the most accurate screening test for colorectal cancer.“

Thus not even providing insight into the actual benefit over colonoscopy or stool-based tests.

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