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Table 2 Variance components of the participants' ratings

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

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