That was not a correct reading of the judgment.

Some later reported problems with the app on social media, saying it had crashed or failed to give a correct reading.

Three quarters exceeded or fell below the 10 per cent mark, while more than a third varied by more than 50 per cent from the correct reading.

My doctor advises that, because of some peculiarity in my make-up, electronic blood pressure measurers don't give me the correct reading.

If two competing readings occur equally often, then the editor uses his judgment to select the correct reading.