New indices of arterial stiffness measured with an upper-arm oscillometric device in lifelong Japanese practitioners of tradi-tional vocal recitation: a pilot hypothesis-generating study

New indices of arterial stiffness measured with an upper-arm oscillometric device in lifelong Japanese practitioners of tradi-tional vocal recitation: a pilot hypothesis-generating study - New indices of arterial stiffness measured with an upper-arm oscillometric device in lifelong Japanese practitioners of tradi-tional vocal recitation: a pilot hypothesis-generating study

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000059866

Enrollment

104

Registered

2025-11-24

Start date

2025-04-13

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

None (Observational study in community-dwelling middle-aged and older adults)

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Community-dwelling adults aged 50 years or older Individuals who have received an explanation of the study and provided written informed consent Individuals who meet one of the following: (1) Long-term practitioners of Japanese poetry recitation (>=10 years of practice) (2) Physically active individuals based on IPAQ criteria (3) Inactive individuals with no regular exercise habits Individuals who can safely undergo the physiological measurements (AVI, API, blood pressure, salivary amylase, PEF)

Exclusion criteria

Exclusion criteria: 1. History of major cardiovascular disease or cerebrovascular disease 2. Severe respiratory disorders or acute respiratory exacerbations 3. Any condition judged inappropriate for participation by the investigators

Design outcomes

Primary

Measure	Time frame
Arterial velocity pulse index (AVI) Arterial pressure volume index (API)	—

Secondary

Measure	Time frame
Brachial and central blood pressure (SBP, DBP, MBP, CSBP) Resting heart rate Peak expiratory flow (PEF) Salivary alpha-amylase Daily physical activity (steps and energy expenditure)	—

Countries

Japan

Contacts

Public ContactKazushige Iguchi

Teikyo University of Science General Affairs Division, Section 1 - Research Support, Grants, and Community Collaboration

kenkyushien@ntu.ac.jp03-6910-3520

Outcome results