Awareness of Iron Deficiency without Anemia among Primary Care Physicians

Awareness of Iron Deficiency without Anemia among Primary Care Physicians: A Randomized Controlled Trial - J-IDWA Study

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000060335

Enrollment

110

Registered

2026-01-19

Start date

2026-01-20

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

Iron deficiency without anemia

Interventions

Presentation of a hypothetical clinical case without anemia Presentation of a hypothetical clinical case with anemia

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: physician members of the Japan Primary Care Association (JPCA)

Exclusion criteria

Exclusion criteria: non-physicians

Design outcomes

Primary

Measure	Time frame
Proportion of physicians who measured serum ferritin levels	—

Secondary

Measure	Time frame
Proportion of physicians who prescribe iron therapy. Criteria used by physicians to determine whether to discontinue oral or intravenous iron therapy. Serum ferritin cut-off values used by physicians for the diagnosis of iron deficiency. Factors associated with physicians' decision on whether to measure serum ferritin levels.	—

Countries

Japan

Contacts

Public ContactYoriko Matsuyama

Hashimoto Municipal Hospital Department of General Internal Medicine

ymatsuyama@hasimoto-hsp.jp0736-37-1200

Outcome results

None listed

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