Single-blind randomized parallel group trial on the effect of primary preventive intervention using data envelopment analysis aiming the reduction of the onset of hypertension.

Single-blind randomized parallel group trial on the effect of primary preventive intervention using data envelopment analysis aiming the reduction of the onset of hypertension. - Primary preventive interventional study on hypertension using data envelopment analysis.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000037883

Enrollment

562

Registered

2019-09-02

Start date

2019-09-02

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Hypertension

Interventions

Single Notification of risk score and estimated salt intake by post mail Control arm (information provision in specific health checkup/specific health guidance)

single notification of estimated salt intake by post mail

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Those who receive specific health checkup 2) Those who can express their willingness to participate on their own. Consent by proxy is not accepted. 3) Those who can read, understand, and answer questionnaire. 4) Those who belonged to information provision (one of the specific health guidance groups classified according to the result of specific health check-ups).

Exclusion criteria

Exclusion criteria: 1) Those who are not fluent in Japanese. 2) Those who seemed to be inappropriate to participate in the study due to physical or psychological reasons by the local public health nurse. 3)Those whose blood pressure at the baseline survey was >= 140 mmHg (systolic) and/or >= 90 mmHg. 4) Those who are taking anti-hypertensive medication 5) Those who have a past history of cardiac diseases (angina pectoris and myocardial infarction).

Design outcomes

Primary

Measure	Time frame
Percentage of participants who met one of the following criteria at specific health checkup a year after the study entry: systolic blood pressure 140 mmHg or higher, diastolic blood pressure 90 mmHg or higher, or taking antihypertensive medication.	—

Secondary

Measure	Time frame
Results from the examination at the health checkup; onset rate of cardiovascular diseases, mortality rate, death related to cardiovascular diseases during 5 years from baseline; total medical expense of each individual in 5 years (sum of annual medical expenditure for 5 years after baseline recruitment) and difference of the annual medical expense between the baseline year and each 5 years after baseline recruitment.	—

Measure

Time frame

Results from the examination at the health checkup; onset rate of cardiovascular diseases, mortality rate, death related to cardiovascular diseases during 5 years from baseline; total medical expense of each individual in 5 years (sum of annual medical expenditure for 5 years after baseline recruitment) and difference of the annual medical expense between the baseline year and each 5 years after baseline recruitment.

—

Countries

Japan

Contacts

Public ContactSho Nakamura

Kanagawa University of Human Services Health Innovation Research Course

sho-nakamura@umin.org+81-(0)44-589-8100

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026