The purpose of this study was to evaluate the effect of tele-health service on knowledge and family support of hypertension patients.

The subjects were two hundred thirty seven primary hypertension patients who were enrolled at health care center located at the cities of Chunchon, Wonju, and Kangreung, Kwangwon-Do. Tele-health system were located health care center of each cities and the service had been provided for three months. Tele-health system called patients every morning to remind them of taking the prescribed medicine by a 12.5 second pre-recorded message. In addition, tele-health system informed the patients of knowledges on hypertension(medication, exercise, nutrition, regular examination) by 18.4 through 25.3 second pre-recorded message during weekend. Data were collected using a questionnaire before and after the service.

The differences of knowledge on hypertension before and after tele-health service was significant(t=-7.908, p=.000). Family support before and after the service was statistically significant as well(t=-7.550, p=.000).

Tele-health service was effective to manage hypertension.