Evaluation of an Intelligent Tutoring System in Pathology: Effects of External Representation on Performance Gains, Metacognition, and Acceptance

Table 3

Pretest, Post-test and Retention Test Scores

	Pretest			Post-test			Retention Test
	Multiple Choice	Case Diagnosis		Multiple Choice	Case Diagnosis		Multiple Choice	Case Diagnosis
Condition	Multiple Choice	Tutored Patterns	Untutored Patterns	Multiple Choice	Tutored Patterns	Untutored Patterns	Multiple Choice	Tutored Patterns	Tutored Cases
Combined	53 ± 13	12 ± 9	12 ± 8	77 ± 10	50 ± 23	10 ± 7	74 ± 13	48 ± 21	34 ± 17
CF	53 ± 13	12 ± 8	12 ± 9	76 ± 11	51 ± 25	8 ± 6	75 ± 14	45 ± 22	28 ± 19
KF	53 ± 13	13 ± 10	12 ± 7	79 ± 11	50 ± 21	13 ± 7	74 ± 14	51 ± 20	41 ± 13

MANOVA, repeated contrast, F=78.0, p<0.001; MANOVA, repeated contrast, F=3.52, p=0.08; MANOVA, repeated contrast, F=64.01, p<0.001; MANOVA, repeated contrast, F=0.25, p<0.62; MANOVA, repeated contrast, F=0.89, p=0.36

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