Behavior change approach for students with menstrual abnormalities: Randomized Controlled Trial

Behavior change approach for students with menstrual abnormalities - HASMA (Health Approach for Students with Menstrual Abnormalities) Study

Status

Active, not recruiting

Phases

Phase 1

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000054573

Enrollment

100

Registered

2024-06-10

Start date

2024-06-10

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

Menstrual abnormalities

Interventions

Immediately after allocation, after 3 months, after 9 months, text messages will be delivered that are a combination of 5 messages tailored to menstrual symptoms and 3 messages tailored to the stage o

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: First year female students (18-19 years old) who are menstruating and belong to the research institution and have agreed to cooperate with the research.

Exclusion criteria

Exclusion criteria: Female students over 20 years old. Pregnant woman.

Design outcomes

Primary

Measure	Time frame
Changes in the stages of the Transtheoretical Model at 3 and 9 months after the start of the intervention	—

Secondary

Measure	Time frame
At 3 months and 9 months after the start of the intervention, Knowledge of menstruation, Self-efficacy (GSES), Number of the process of change used, Decisional balance	—

Countries

Japan

Contacts

Public ContactChinatsu Hoka

Aomori University of Health and Welfare Graduate School of Health Science

2391007@auhw.ac.jp017-757-8469

Outcome results

None listed

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