Primary prevention for metabolic syndrome
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Healthy individuals who own Android smartphones.
Exclusion criteria
Exclusion criteria: 1.Subjects with sever chronic diseases such as cardiovascular diseases and renal failure. 2.Subjects who install medical equipment in body. 3.Subjects who are pregnant, expect pregnancy, and are breastfeeding. 4.Subjects who are directed to refrain from excessive exercise by medical doctors.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Sleep duration, self-reported meal size, number of steps and energy expenditure per day recorded in PHR during the study period. | — |
Secondary
| Measure | Time frame |
|---|---|
| 1.The change of stages in behavior according to the transtheoretical model. 2.Self-reported mean sleep duration per night at one month prior to study. 3.Number of hours and days with accelerometers. 4.Number of times and days the subjects used smartphone app. 5.Service improvements. 6.Number of steps counted by other pedometers. 7.Sleep duration measured by other sleep monitoring devices. | — |
Countries
Japan
Contacts
Tohoku University Graduate School of Medicine Division of Epidemiology, Department of Public Health and Forensic Medicine