Table 1

Schema for assessing levels of interaction

Level 1
Simple Interaction eg a yes/no answer to a question from a student or tutor
Level 2
A short answer (<1 min) to a question from either student or tutor
Level 3
An extended interaction of at least 1 minute creating further discussion

Palmer et al. BMC Medical Education 2005 5:24   doi:10.1186/1472-6920-5-24