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Risk of pneumococcal disease in Japanese children with chronic medical conditions - A retrospective, cohort study using a Japanese health insurance claim database

Risk of pneumococcal disease in Japanese children with chronic medical conditions - A retrospective, cohort study using a Japanese health insurance claim database

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-jRCT1030230437
Enrollment
Unknown
Registered
2023-11-07
Start date
2023-11-07
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

Pneumococcal disease

Interventions

None listed

Sponsors

Kim Youngju
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: -Aged less than 19 years on January 1 (index date) of each calendar year between 2007 and 2022 -Continuously enrolled in the database for at least 1 year (1 year old and older) or 1 month (under 1 year old) before the index date. Continuously enrolled in the database for at least 1 year after the index date

Exclusion criteria

Exclusion criteria: There is no defined criteria for exclusion among those who meet the inclusion criteria.

Design outcomes

Primary

MeasureTime frame
To evaluate the risk of pneumococcal diseases in Japanese children with CMCs compared to those without CMCs.—

Contacts

Public ContactShuichiro Sakamoto

MSD K.K.

shuichiro.sakamoto@merck.com+81-3-6272-1000

Outcome results

None listed

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