Nationwide survey on the relationship between iodine intake in Japan

Nationwide survey on the relationship between iodine intake in Japan - Survey on iodine intake and thyroid function

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000049229

Enrollment

2000

Registered

2022-10-16

Start date

2016-06-01

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

Thyroid dysfunction

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: healthy subjects

Exclusion criteria

Exclusion criteria: thyroid dysfunction

Design outcomes

Primary

Measure	Time frame
Habitual iodine intake and thyroid function, that is, serum TSH, FT4, FT3, thyroid volume, urinary and serum iodine concentration.	—

Countries

Japan

Contacts

Public ContactYozen Fuse

Foundation for Growth Science Research committee on iodine rel ated health problems

fuseyz@hotmail.com03-5805-5370

Outcome results