Evidence map›Paper›PMID 24042491›Full record

ArticleJAMA neurology2013

Incidence of dementia with Lewy bodies and Parkinson disease dementia.

Rodolfo Savica, Brandon R Grossardt, James H Bower, Bradley F Boeve, J Eric Ahlskog, Walter A Rocca

Open access · greenAbstract read
In one paragraph

Article in JAMA neurology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 144 papers, 7 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
144citing papers in PubMed, 7 pooled it
8.6field-weighted citation impact, top 2% of its field
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

144 citing papers in PubMed, 7 syntheses or guidelines pooled it, 308 citations in OpenAlex.

  1. Examining the lived experience of dementia with Lewy bodies through qualitative research: A systematic review.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2025
    Pooled it
  2. Orthostatic hypotension in dementia with Lewy bodies: a meta-analysis of prospective studies.Clinical autonomic research : official journal of the Clinical Autonomic Research Society · 2023
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  13. Are Different Populations Fairly Represented in Single-Cell Omic Atlases?bioRxiv : the preprint server for biology · 2026
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84 more citing papers are in PubMed but not listed here.

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

6 authors at 1 institution in 1 country.

Rodolfo SavicaDepartment of Neurology, College of Medicine, Mayo Clinic, Rochester, Minnesota2Division of Epidemiology, Department of Health Sciences Research, College of Medicine, Mayo Clinic, Rochester, Minnesota.
Brandon R Grossardt
James H Bower
Bradley F Boeve
J Eric Ahlskog
Walter A Rocca
Mayo Clinic · US

Funding

Rochester Epidemiology ProjectR01AG034676 · NIA · MAYO CLINIC ROCHESTER · PI ROCCA, WALTER A, ST SAUVER, JENNIFER LYNN · 2010 to 2019
$9.5M
NIA NIH HHS R01 AG034676NIA NIH HHS R01AG034676
6 · The paper itself

Abstract

importanceEpidemiologic data on dementia with Lewy bodies (DLB) and Parkinson disease dementia (PDD) remain limited in the United States and worldwide. These data are essential to guide research and clinical or public health interventions.

objectiveTo investigate the incidence of DLB among residents of Olmsted County, Minnesota, and compare it with the incidence of PDD.

designThe medical records linkage system of the Rochester Epidemiology Project was used to identify all persons who developed parkinsonism and, in particular, DLB or PDD from 1991 through 2005 (15 years). A movement disorders specialist reviewed the complete medical records of each suspected patient to confirm the diagnosis.

settingOlmsted County, Minnesota, from 1991 through 2005 (15 years).

participantsAll the residents of Olmsted County, Minnesota, who gave authorization for medical record research. MAIN OUTCOMES AND MEASURES: Incidence of DLB and PDD.

resultsAmong 542 incident cases of parkinsonism, 64 had DLB and 46 had PDD. The incidence rate of DLB was 3.5 per 100,000 person-years overall, and it increased steeply with age. The incidence of PDD was 2.5 overall and also increased steeply with age. The incidence rate of DLB and PDD combined was 5.9. Patients with DLB were younger at onset of symptoms than patients with PDD and had more hallucinations and cognitive fluctuations. Men had a higher incidence of DLB than women across the age spectrum. The pathology was consistent with the clinical diagnosis in 24 of 31 patients (77.4%) who underwent autopsy. CONCLUSIONS AND RELEVANCE: The overall incidence rate of DLB is lower than the rate of Parkinson disease. The incidence of DLB increases steeply with age and is markedly higher in men. This men to women difference may suggest different etiologic mechanisms. Our findings may guide health care planning and prompt new studies.

Indexed as

AgedAged, 80 and overAge FactorsDementiaFemaleHumansIncidenceLewy Body DiseaseLongitudinal StudiesMaleMiddle AgedMinnesotaParkinson DiseasePsychiatric Status Rating ScalesReproducibility of ResultsRetrospective Studies

Identifiers

PMID24042491
PMCPMC4181848
OpenAlexW2127099411

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

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.