A study of the usability of the 7-day DentalGO web application for adults who have not visited a dentist recently

A preliminary evaluation of the feasibility, acceptability, and preventive behavioral intentions associated with the 7-day DentalGO web application - DentalGO-7 Feasibility Study

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000061762

Enrollment

Registered

2026-06-03

Start date

2026-06-04

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

Prolonged non-attendance for dental care (no dental visit for at least two years)

Interventions

Participants will complete seven daily sessions of the 7-day DentalGO web application within 10 days after their initial login, in principle once daily. Each session is expected to take a few minutes

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Participants must meet all of the following criteria: 1.Adults aged 18 years or older 2.Residents of Japan 3.No dental visit within the past two years 4.Ability to use a web browser on a smartphone or computer 5.Possession of an email address 6.Willingness to participate in the study for seven days after the initial login to the DentalGO web application 7.Provision of electronic informed consent after reviewing the study information

Exclusion criteria

Exclusion criteria: No specific exclusion criteria.

Design outcomes

Primary

Measure	Time frame
Proportion of enrolled participants who complete seven days of DentalGO web application use by day 10 after the initial login (7-day completion rate)	—

Secondary

Measure	Time frame
Proportion of planned daily application sessions completed within 10 days after the initial login. For each participant, the daily log completion rate will be calculated as the proportion of the seven planned daily sessions that were completed. System Usability Scale (SUS) score assessed using the post-intervention questionnaire on day 10 after the initial login. Proportion of participants reporting "mostly satisfied" or "very satisfied" on day 10 after the initial login. Self-reported burden assessed using the post-intervention questionnaire on day 10 after the initial login. Number and description of adverse events reported through day 10 after the initial login and reasons for discontinuation. Change in dental anxiety score from baseline to day 10 after the initial login. Change in oral self-care frequency, including toothbrushing, flossing, and xylitol intake, from baseline to day 10 after the initial login. Changes in awareness, use frequency, and purchase intentions regarding fluoride toothpaste and xylitol gum from baseline to day 10 after the initial login.	—

Measure

Time frame

Proportion of planned daily application sessions completed within 10 days after the initial login. For each participant, the daily log completion rate will be calculated as the proportion of the seven planned daily sessions that were completed. System Usability Scale (SUS) score assessed using the post-intervention questionnaire on day 10 after the initial login. Proportion of participants reporting "mostly satisfied" or "very satisfied" on day 10 after the initial login. Self-reported burden assessed using the post-intervention questionnaire on day 10 after the initial login. Number and description of adverse events reported through day 10 after the initial login and reasons for discontinuation. Change in dental anxiety score from baseline to day 10 after the initial login. Change in oral self-care frequency, including toothbrushing, flossing, and xylitol intake, from baseline to day 10 after the initial login. Changes in awareness, use frequency, and purchase intentions regarding fluoride toothpaste and xylitol gum from baseline to day 10 after the initial login.

—

Countries

Japan

Contacts

Public ContactMika Kajita

Mika Kajita, Dentist, Independent Researcher Independent Research

mika.kajita@dentalgo.app+358-41-797-4922

Outcome results

None listed

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