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Table 2 Diagnostic accuracy after first session and at final exam

From: Puzzle based teaching versus traditional instruction in electrocardiogram interpretation for medical students – a pilot study

EKG interpretation

After Traditional

After Puzzle

Final Test

Normal

33%

33%

78%

Left Bundle Branch Block

NT

NT

57%

Acute Infarction

44%

50%

64%

Third Degree AV block

33%

17%

NT

Atrial Fibrillation/Flutter

11%

33%

57%

  1. NT = Not tested