Background: Assessment of clinical teaching by learners is of value to teachers, department heads, and program directors, and must be comprehensive and feasible.Aims: To review published evaluation instruments with psychometric evaluations and to develop and psychometrically evaluate an instrument for assessing clinical teaching with linkages to the CanMEDS roles.Method: We developed a 19-item questionnaire to reflect 10 domains relevant to teaching and the CanMEDS roles. A total of 317 medical learners assessed 170 instructors. Fourteen (4.4 %) clinical clerks, 229 (72.3%) residents, and 53 (16.7%) fellows assessed 170 instructors. Twenty-one (6.6%) did not specify their position.Results: A mean number of eight raters assessed each instructor. The internal consistency reliability of the 19-item instrument was Cronbach's ¼ 0.95. The generalizability coefficient (Ep

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