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Table 1 Variance components from the Generalizability study for the PERT and ORT

From: Validity, reliability and feasibility of a new observation rating tool and a post encounter rating tool for the assessment of clinical reasoning skills of medical students during their internal medicine clerkship: a pilot study

 PERT % varianceORT % variance
participant x item125.5
participant x rater2423
Item x rater6.510
participant x item x rater3340