Preliminary study on the practice period of the sight input devices for entering characters into a personal computer for healthy people

Preliminary study on the practice period of the sight input devices for entering characters into a personal computer for healthy people - Preliminary study on the practice period of the sight input devices for entering characters into a personal computer for healthy people

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000036820

Enrollment

Registered

2019-06-01

Start date

2019-06-10

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

Healthy adults

Interventions

Implement a character input task using the test device. A total of 24 character input tasks is conducted four times a day for six days. After the implementation of the task, we conduct a questionnaire

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients who gave voluntary written informed consent after receiving an adequate explanation regarding their participation in the study.

Exclusion criteria

Exclusion criteria: Additionally, people who have been diagnosed with dry eye, cataract, glaucoma, conjunctivitis, dysautonomia, and photophobic epilepsy are also excluded. Patients who have otherwise been determined to be ineligible as a subject by the principal investigator.

Design outcomes

Primary

Measure	Time frame
Number of input characters	—

Secondary

Measure	Time frame
Number of incorrect input characters, subjective degree of ease of use, degree of fatigue	—

Countries

Japan

Contacts

Public ContactMasato Nakagawa

Misayama Hospital Department of occupational therapy

misayama.ot@gmail.com0268-44-2321

Outcome results

None listed

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