Table 2. Results of knowledge tests for ECG interpretation.

ECG wave type	N	Mean	SD
Sinus bradycardia	38	0.61	0.49
Supraventricular tachycardia	40	0.65	0.48
Ventricular tachycardia	38	0.32	0.46
Ventricular fibrillation	40	0.65	0.48
Asystole	38	0.74	0.44