Validation of a survey instrument to measure the extent to which physician and dentist office environments discourage smoking.

The health professional's office environment has been identified as one of the potential influences on smoking behaviour of patients. This study compared characteristics of office smoking policies and environments of 30 physicians and 30 dentists using both telephone survey and site visit. The site visit was considered the 'gold standard'. The sequence of interview presentation was randomly reversed for half the physicians and half the dentists …