Table 3.

Themes and subthemes extracted from content analysis

Themes	Subthemes
Professional barriers	• Lack of clinical knowledge of telecardiology • Lack of clinical skill in telecardiology • Violation of patient privacy • Lack of clinical guidelines on telecardiology
Medical equipment and telecommunication barriers	• Poor reception and ineffective means of communication • Low charge on the battery of tele-electrocardiogram machines
Organizational management barriers	• Serious lack of cardiologists available for medical counseling • Absence of continuing personal development of the personnel in telecardiology