Adult
Conditions
Interventions
"
5 cm higher"
: The toilet seat raised 5 cm above the toilet bowl.
"
: The toilet seat tilted forward by 5 degree on the toilet bowl.
"
15 degree tilt"
: The toilet seat tilted forward by 15 degree on the toilet bowl.
"
extension"
: The circular front portion of the toilet seat extended to the position of the front edge of the toilet seat.
Sponsors
International University of Health & Welfare
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: Select individuals who meet all of the following criteria: Able to provide written informed consent for research participation based on their own free will. Aged between 18 and 45 years (set as young adulthood to middle adulthood).
Exclusion criteria
Exclusion criteria: Individuals who meet one or more of the following exclusion criteria will be excluded: History of severe orthopedic disease. Presence of central nervous system disease.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Sensory evaluation (five-level evaluation of seated posture comfort and sit-to-stand performance) Evaluation Period: During Task Performance Measurement | — |
Secondary
| Measure | Time frame |
|---|---|
| Vertical component of the composite reaction force of both feet in the seated posture Sit-to-stand time Percent Average Rectified Value normalized to Maximum Voluntary Contraction of the erector spinae, rectus femoris, biceps femoris, and tibialis anterior muscles during the phases of standing initiation to lift-off and lift-off to standing completion. Thoracic angle on the sagittal plane in the seated posture Maximum forward inclination of the thorax during sit-to-stand motion Evaluation Period: During Task Performance Measurement | — |
Countries
Japan
Contacts
Public ContactMunehito Kamakura
International University of Health & Welfare Graduate School Department of Assistive Technological Science
Outcome results
None listed