Evidence map›Paper›PMID 40308013›Full record

ArticleJournal of clinical neurology (Seoul, Korea)2025

Eligibility for Lecanemab Treatment in the Republic of Korea: Real-World Data From Memory Clinics.

Sung Hoon Kang, Jee Hyang Jeong, Jung-Min Pyun, Geon Ha Kim, Young Ho Park, YongSoo Shim, Seong-Ho Koh, Chi-Hun Kim, Young Chul Youn, Dong Won Yang and 7 more

Abstract read
In one paragraph

Article in Journal of clinical neurology (Seoul, Korea), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

5 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

17 authors.

Sung Hoon Kang *Department of Neurology, Korea University Guro Hospital, Korea University College of Medicine, Seoul, Korea.ORCID https://orcid.org/0000-0002-2481-0302
Jee Hyang Jeong *Department of Neurology, Ewha Womans University Seoul Hospital, Ewha Womans University College of Medicine, Seoul, Korea.ORCID https://orcid.org/0000-0001-7945-6956
Jung-Min PyunDepartment of Neurology, Soonchunhyang University Seoul Hospital, Soonchunhyang University College of Medicine, Seoul, Korea.ORCID https://orcid.org/0000-0002-8391-5729
Geon Ha KimDepartment of Neurology, Ewha Womans University Mokdong Hospital, Ewha Womans University College of Medicine, Seoul, Korea.ORCID https://orcid.org/0000-0001-5395-1924
Young Ho ParkDepartment of Neurology, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seongnam, Korea.ORCID https://orcid.org/0000-0002-2756-1786
YongSoo ShimDepartment of Neurology, St. Vincent's Hospital, College of Medicine, The Catholic University of Korea, Suwon, Korea.ORCID https://orcid.org/0000-0001-5642-5401
Seong-Ho KohDepartment of Neurology, Hanyang University Guri Hospital, Guri, Korea.ORCID https://orcid.org/0000-0001-5419-5761
Chi-Hun KimDepartment of Neurology, Hallym University Sacred Heart Hospital, Anyang, Korea.ORCID https://orcid.org/0000-0001-8167-4530
Young Chul YounDepartment of Neurology, Chung-Ang University College of Medicine, Seoul, Korea.ORCID https://orcid.org/0000-0002-2742-1759
Dong Won YangDepartment of Neurology, The Catholic University of Korea Seoul, St. Mary's Hospital, Seoul, Korea.ORCID https://orcid.org/0000-0002-4733-7298
Hyuk-Je LeeDepartment of Neurology, The Catholic University of Korea Seoul, St. Mary's Hospital, Seoul, Korea.ORCID https://orcid.org/0000-0001-9965-4626
Han LeeDepartment of Medicine, Ajou University School of Medicine, Suwon, Korea.ORCID https://orcid.org/0009-0004-1085-4023
Dain KimDepartment of Medicine, Ajou University School of Medicine, Suwon, Korea.ORCID https://orcid.org/0009-0006-0673-6352
Kyunghwa SunDepartment of Neurology, Ajou University School of Medicine, Suwon, Korea.ORCID https://orcid.org/0000-0002-9060-0717
So Young MoonDepartment of Neurology, Ajou University School of Medicine, Suwon, Korea. symoon.bv@gmail.com.ORCID https://orcid.org/0000-0002-1025-1968
Kee Hyung ParkDepartment of Neurology, Gachon University Gil Medical Center, Gachon University College of Medicine, Incheon, Korea. khpark@gachon.ac.kr.ORCID https://orcid.org/0000-0001-6847-6679
Seong Hye ChoiDepartment of Neurology, Inha University College of Medicine, Incheon, Korea. seonghye@inha.ac.kr.ORCID https://orcid.org/0000-0002-4180-8626

Funding

Institute of Information and Communications Technology Planning and Evaluation 2022-0-00448/RS-2022-II220448Korea Dementia Research Center RS-2021-KH112636Korea Dementia Research Center RS-2024-00337993Korea University K2327171National Research Council of Science and Technology (NST) Aging Convergence Research Center CRC22013-600National Research Foundation of Korea NRF-2020M3E5D2A01084721
6 · The paper itself

Abstract

background and purposeWe aimed to determine the proportion of Korean patients with early Alzheimer's disease (AD) who are eligible to receive lecanemab based on the United States Appropriate Use Recommendations (US AUR), and also identify the barriers to this treatment.

methodsWe retrospectively enrolled 6,132 patients with amnestic mild cognitive impairment or mild amnestic dementia at 13 hospitals from June 2023 to May 2024. Among them, 2,058 patients underwent amyloid positron emission tomography (PET) and 1,199 (58.3%) of these patients were amyloid-positive on PET. We excluded 732 patients who did not undergo brain magnetic resonance imaging between June 2023 and May 2024. Finally, 467 patients were included in the present study.

resultsWhen applying the criteria of the US AUR, approximately 50% of patients with early AD were eligible to receive lecanemab treatment. Among the 467 included patients, 36.8% did not meet the inclusion criterion of a Mini-Mental State Examination (MMSE) score of ≥22.

conclusionsEligibility for lecanemab treatment was not restricted to Korean patients with early AD except for those with an MMSE score of ≥22. The MMSE criteria should therefore be reconsidered in areas with a higher proportion of older people, who tend to have lower levels of education.

Indexed as

Alzheimer's diseaseeligibilityKoreanlecanemabMini-Mental State Examination

Identifiers

PMID40308013
PMCPMC12056135

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.