We used tele-monitoring to attempt to improve exercise adherence
(number of hours of exercise completed), peak VO2, HbA1c% and
quality of life in an unsupervised, home based exercise program in people
with type II diabetes, a cost analysis was also conducted. Thirty-nine patients
with type II diabetes were randomized to tele-monitoring (TELE) or control
(CON) groups. All patients were asked to complete 6 months exercise training
and complete an exercise activity diary. The TELE group was instructed to
record their exercise heart rates using a monitor and received weekly telephone
calls from an exercise physiologist. Six TELE patients and seven CON patients
did not complete the 6 month testing. TELE patients completed a mean weekly
volume of 138 minutes, moderate intensity exercise, while CON patients completed
58 minutes weekly (p < 0.02). Neither group achieved the American Heart
Association statement guideline for weekly exercise volume of 150 minutes.
TELE patients improved peak VO2 (5.5 %), but neither group improved
HbA1c% or quality of life. The CON group showed a 4.9% reduction in peak
VO2. While tele-monitored patients completed more hours of exercise
and demonstrated improved peak VO2 compared to controls, the
exercise volume completed was insufficient to improve glycemic control.
There is the potential via tele-monitoring to enable people with diabetes
to meet exercise training guidelines.
Key words: Diabetes mellitus, telemedicine, exercise therapy, outpatient,
cost analysis. |
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