The role of telehealth counselling with mobile self-monitoring on blood pressure reduction among overseas Koreans with high blood pressure in Vietnam:

IntroductionRapid globalization has produced a growing demand for the chronic care management of overseas populations living in medically underserved areas. This study investigated the utilization pattern of telehealth counselling among overseas Koreans with high blood pressure, and evaluated the relationships between mobile self-monitoring application and blood pressure reduction.MethodsA global chronic management programme consisting of lifestyle modification and self-monitoring blood pressure was launched to provide a telehealth counselling service for Koreans with high blood pressure living in Vietnam from August 2016 to December 2017. During the first telehealth session, doctors educated patients on lifestyle modifications using a mobile self-monitoring application and checked the change of blood pressure in a follow-up telehealth visit. We examined utilization patterns and compared the blood pressure change among the mobile self-monitoring group versus the control group using Wilcoxon signed rank te...