Study on the influence of hardness of air mattress on optional coughing power in sitting posture

Study on the influence of hardness of air mattress on optional coughing power in sitting posture - Hardness of air mattress and breathing function

Status

Active, not recruiting

Phases

Phase 1

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000027513

Enrollment

Registered

2018-06-01

Start date

2017-07-01

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

Healthy adult

Interventions

Take a gatch up sitting posture on the air mattress (pressure is set optimally) Take a gatch up sitting posture on the air mattress (pressure is set optimally) Take a gatch up sitting posture on the a

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: healthy adult with no history of respiratory disease or spinal column disease It is possible to acquire the consent of research participation by voluntary intention from the principal in writing Persons who do not suffer physical, mental and social disadvantages due to participation in this research Person who understands the clinical significance of this research and its importance

Exclusion criteria

Exclusion criteria: Women who are pregnant or have a possibility of pregnancy Those with pharyngeal pain Persons with common cold symptoms

Design outcomes

Primary

Measure	Time frame
peak cough flow	—

Secondary

Measure	Time frame
Age, gender, height, weight, BMI, grip strength, lung capacity, effortive lung capacity, 1 second rate, maximum inspiratory pressure, maximum expiratory pressure	—

Countries

Japan

Contacts

Public ContactTomohiro Ikeda

Okayama University Hospital General rehabilitation department

lirfranjitte@gmail.com086-235-7752

Outcome results

None listed

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