Usability study of a mobile behaviour change content application for maternal affective difficulties.

Acceptability and usability (ease of use) study of behaviour change content for maternal depression and emotional distress based on cognitive behavioural therapy and mobile applications.

Status

Active, not recruiting

Phases

Phase 1

Study type

Interventional

Source

JPRN

Registry ID

JPRN-jRCT1032240714

Enrollment

Registered

2025-03-04

Start date

2025-06-03

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

Perinatal depression Perinatal depression, Prenatal and postpartum depression

Interventions

None listed

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: 1) Expectant and nursing mothers aged 20 years and over but under 40 years (first-time mothers under 35 years and postpartum mothers under 40 years) 2) Pregnant women 24-32 weeks pregnant or 1-2 months postpartum 3) Smartphone owners

Exclusion criteria

Exclusion criteria: 1) Those who fell into the category of social high-risk pregnant women (SLIM score of 10 or more) 2) Those with a history of mental illness (SLIM score of 1 or more in item number 3) 3) Abnormal pregnancy, multiple pregnancies, multiple births 4) Others with problems that interfere with the use of the mobile application

Design outcomes

Primary

Measure	Time frame
The purpose of evaluating the acceptability of the content was to create a total of 40 items, each of the five subscales of 'uniqueness', 'novelty', 'attractiveness', 'comprehension' and 'intention to use', each consisting of eight items, for the purpose of evaluating the acceptability of the content.For each item, respondents were asked to answer using the five-point scale from '1. not at all applicable' to '5. very applicable', and the time required was approximately 3 minutes.2) Application usability A) For the purpose of evaluating the usability of the application, the following items were independently evaluated based on the requirements of the Japanese Industrial Standard (JIS Z8350): 'usability', 'efficiency' (e.g. whether the application could be used correctly), 'error rate', 'ease of learning' and 'user satisfaction'.The items for rating the 'user satisfaction' were developed independently.It consists of a total of nine items (1 = not at all satisfactory to 5 = very problematic) to rate 'usability', 'efficiency' and 'error rate', and six items (1 = not at all satisfactory to 5 = very satisfactory) to rate 'ease of learning and satisfaction', for a total of 15 items, requiring approximately two minutes.B) Collect data on application and error logs to monitor application failures and system operation, and mobile application access logs to analyse usage.	—

Measure

Time frame

The purpose of evaluating the acceptability of the content was to create a total of 40 items, each of the five subscales of 'uniqueness', 'novelty', 'attractiveness', 'comprehension' and 'intention to use', each consisting of eight items, for the purpose of evaluating the acceptability of the content.For each item, respondents were asked to answer using the five-point scale from '1. not at all applicable' to '5. very applicable', and the time required was approximately 3 minutes.2) Application usability A) For the purpose of evaluating the usability of the application, the following items were independently evaluated based on the requirements of the Japanese Industrial Standard (JIS Z8350): 'usability', 'efficiency' (e.g. whether the application could be used correctly), 'error rate', 'ease of learning' and 'user satisfaction'.The items for rating the 'user satisfaction' were developed independently.It consists of a total of nine items (1 = not at all satisfactory to 5 = very problematic) to rate 'usability', 'efficiency' and 'error rate', and six items (1 = not at all satisfactory to 5 = very satisfactory) to rate 'ease of learning and satisfaction', for a total of 15 items, requiring approximately two minutes.B) Collect data on application and error logs to monitor application failures and system operation, and mobile application access logs to analyse usage.

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Secondary

Measure	Time frame
Application withdrawal rate - Application usage rate (number of days used per week)	—

Contacts

Public ContactTadashi Yamamoto

Social Service Co,. Ltd

yamamoto_t@sc-sv.com+81-3-6268-8577

Outcome results