Nose no certainty when sniffing out booze

Smell booze on a patient's breath? Hold your judgement — they're not necessarily drunk, research suggests.

A study pitting ED doctors' noses against blood alcohol tests found the medicos got it wrong with one in every 14 patients who they deemed to be intoxicated.

Although doctors correctly picked up intoxication by smell alone in 84% of cases, and correctly ruled it out in 87% of cases, that still left many patients falsely