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Table 3 Overview of the results in the two groups. Per cent correct answers. The results in the intervention and control group reported as % correct answers.

From: Cardiac auscultation training of medical students: a comparison of electronic sensor-based and acoustic stethoscopes

  Electronic stethoscope Control
Total score (mean ± SD) 17.8 ± 8.8 17.2 ± 8.7
Grading of murmurs, % correct 29 correct of 51 answers; 43% 27 correct of 54 answers; 50%
Characterization of murmurs, % correct. 42 correct of 109 answers; 39% 45 correct of 111 answers; 41%
Report of false murmurs, % correct. 11 correct of 20 answers; 55% 12 correct of 20 answers; 60%