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Work productivity in patients with GPP.

A study on work productivity in patients with generalized pustular psoriasis.

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-jRCT1030250816
Enrollment
Unknown
Registered
2026-03-17
Start date
2023-11-06
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

Generalized Pustular Psoriasis

Interventions

None listed

Sponsors

Hayama Koremasa
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: Patients with pustular psoriasis 1. Patients who meet the definition of pustular psoriasis described in the Generalized Pustular Psoriasis Clinical Practice Guideline 2014 edition. 2.Individuals aged 16 years or older at the time of consent. 3.Individuals who received sufficient explanation about participation in this study and provided written informed consent based on their own free will after fully understanding the study. 4.Individuals who were employed or enrolled in school at the time of answering the questionnaire. Healthy individuals 1.Individuals without limitations in daily activities. This is assessed using the question Does your health condition affect your daily life. Response options are no limitations in activities of daily living, going out, work or housework or study, exercise, and others, or any limitation present. Individuals who answer no limitations in activities of daily living, going out, work or housework or study, exercise, and others are defined as having no limitations in daily life. 2.Individuals who perceive themselves as healthy. This is assessed using the question How is your current health status. Responses are rated on a five level scale consisting of good, fairly good, average, not very good, and poor. Individuals who answer good, fairly good, or average are defined as healthy. 3. Individuals aged 16 years or older at the time of consent. 4.Individuals who were employed or enrolled in school at the time of answering the questionnaire. 5.Individuals who carefully read the explanatory document for this study and provided electronic informed consent on the website based on their own free will.

Exclusion criteria

Exclusion criteria: Patients 1.Individuals who expressed refusal to participate in this study. 2.Individuals who were judged by the principal investigator to be inappropriate as study participants. 3.Individuals who were receiving care at institutions that were no longer accredited as training facilities by the Japanese Dermatological Association at the time the questionnaire was delivered. Healthy individuals 1.Individuals with limitations in daily activities. This is assessed using the question Does your health condition affect your daily life. Response options are no limitations in activities of daily living, going out, work or housework or study, exercise, and others, or any limitation present. Individuals who answer any limitation present are defined as having limitations in daily life. 2.Individuals who perceive themselves as unhealthy. This is assessed using the question How is your current health status. Responses are rated on a five level scale consisting of good, fairly good, average, not very good, and poor. Individuals who answer not very good or poor are defined as unhealthy. 3.Individuals who have chronic diseases requiring ongoing treatment, including cardiovascular disease, arthritis, diabetes mellitus, asthma, cancer, or chronic obstructive pulmonary disease, based on the definition of chronic disease used in the National Health Interview Survey. 4.Individuals younger than 16 years of age at the time of consent. 5.Individuals who had difficulty attending school or working at the time of answering the questionnaire.

Design outcomes

Primary

MeasureTime frame
Difference in work or study impairment due to presenteeism measured by the WPAI between healthy individuals and patients

Contacts

Public ContactKoremasa Hayama

Nihon University School of Medicine

hayama.koremasa@nihon-u.ac.jp+81-3-3972-8111

Outcome results

None listed

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