Survey on Physical Characteristics and Motor Function of Youth Sumo Wrestlers

Longitudinal Study on Physical Characteristics and Motor Functions of Japanese Youth Sumo Wrestlers - Longitudinal Study on Youth Sumo Wrestlers

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000057001

Enrollment

Registered

2025-04-01

Start date

2025-04-01

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

No specific disease

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Sumo wrestlers enrolled in primary school, junior high and high schools in Japan

Exclusion criteria

Exclusion criteria: Individuals who are deemed unable to participate in the study due to acute diseases or severe injuries, those who are judged to have chronic diseases or medical histories that may affect measurements, and those who withdraw from the club activities during the study period.

Design outcomes

Primary

Measure	Time frame
Longitudinal changes in body composition (baseline, 6 months, 12 months)	—

Secondary

Measure	Time frame
Height, weight, BMI, Game results ,Grip strength, Sit-and-reach, Sit-ups, Pro-Agility Test, 20m shuttle run, 30m sprint (photocell timing), Standing long jump,Neck circumference	—

Countries

Japan

Contacts

Public ContactShinno Iijima

International University of Health and Welfare School of Health Sciences, Department of Physical Therapy

iijima@iuhw.ac.jp0287-24-3000

Outcome results