‘White coat’ phenomenon may lead to unnecessary medicating

A systematic review of the ‘white coat’ phenomenon in research trials from 10 countries examined the BP levels of 1019 individuals whose measurements were taken by doctors and nurses at the same visit. BP readings recorded by doctors were significantly higher – by 7/4mmHg – than those recorded by nurses.

Overall systolic measurements by nurses were 7.0mmHg lower than those taken by doctors and diastolic measurements were 3.8mmHg lower.

The study also found that white coat