Medical education research study quality instrument: an objective instrument susceptible to subjectivity.

Based on these results there is evidence that MERSQI items can be significantly influenced by interpretation, which lead to a difference in scoring. The MERSQI is a useful guide for identifying research methodologies. However, it should not be used to make judgments on the overall quality of medical education research methodology in its current format. The authors make specific recommendations for how the instrument could be revised for greater clarity and accuracy.