Table 3.

Subgroups of general practitioners who implemented the two revalidation models. Values are numbers of participants allocated to study groups (from the initial 66 doctors) and those who completed the study (the 53 doctors who handed in folders)

	Implementation of models
Subgroups of GPs	Criterion model (n=24 completed)	Outcome model (n=29 completed)
GPs who had developed the same model	10 (5 completed)	10 (9 completed)
GPs who had developed the other model	11 (9 completed)	11 (9 completed)
New recruits for implementation	12 (10 completed)	12 (11 completed)