Modification of an OSCE format to enhance patient continuity in a high-stakes assessment of clinical performance

BMC Medical Education

Table 2 Variance components of the participants' ratings

Sources of variance	Variance component	% variance
Participant	0.298	34
Scenario **	0	0
Section **	0	0
Participant X Scenario	0.138	16
Participant X section	0.036	4
Scenario X section	0.044	5
Participant X Scenario X section*	0.357	41

* residual error term.
** These components were negative and reset to zero for reporting purposes and for generating the g-coefficient.

ISSN: 1472-6920