Gunnar Ljunggren

3.0k total citations · 1 hit paper
65 papers, 2.2k citations indexed

About

Gunnar Ljunggren is a scholar working on General Health Professions, Geriatrics and Gerontology and Psychiatry and Mental health. According to data from OpenAlex, Gunnar Ljunggren has authored 65 papers receiving a total of 2.2k indexed citations (citations by other indexed papers that have themselves been cited), including 33 papers in General Health Professions, 17 papers in Geriatrics and Gerontology and 14 papers in Psychiatry and Mental health. Recurrent topics in Gunnar Ljunggren's work include Geriatric Care and Nursing Homes (23 papers), Frailty in Older Adults (16 papers) and Dementia and Cognitive Impairment Research (10 papers). Gunnar Ljunggren is often cited by papers focused on Geriatric Care and Nursing Homes (23 papers), Frailty in Older Adults (16 papers) and Dementia and Cognitive Impairment Research (10 papers). Gunnar Ljunggren collaborates with scholars based in Sweden, Iceland and Finland. Gunnar Ljunggren's co-authors include Per Wändell, Axel C. Carlsson, John P. Hirdes, Len Gray, Dinnus Frijters, John N. Morris, Magnus Björkgren, R Gilgen, Björn Wettermark and Pálmi V. Jónsson and has published in prestigious journals such as Gastroenterology, Journal of the American Geriatrics Society and Emerging infectious diseases.

In The Last Decade

Gunnar Ljunggren

62 papers receiving 2.1k citations

Hit Papers

Reliability of the interRAI suite of assessment instrumen... 2008 2026 2014 2020 2008 100 200 300 400
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Reliability of the interRAI suite of assessment instruments: a 12-country study of an integrated health information system
    2008 482 citations John P. Hirdes, Gunnar Ljunggren et al. BMC Health Services Research profile →

Peers

Gunnar Ljunggren
Efrat Shadmi Israel
Joshua M. Thorpe United States
George Heckman Canada
Janet C. Frank United States
Gideon A. Caplan Australia
David M. Smith United States
Irena Cenzer United States
Wolfgang von Renteln‐Kruse Germany
Patrik Midlöv Sweden
Carolyn T. Thorpe United States
Efrat Shadmi Israel
Gunnar Ljunggren
Citations per year, relative to Gunnar Ljunggren Gunnar Ljunggren (= 1×) peers Efrat Shadmi

Countries citing papers authored by Gunnar Ljunggren

Since Specialization
Citations

This map shows the geographic impact of Gunnar Ljunggren's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Gunnar Ljunggren with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Gunnar Ljunggren more than expected).

Fields of papers citing papers by Gunnar Ljunggren

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Gunnar Ljunggren. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Gunnar Ljunggren. The network helps show where Gunnar Ljunggren may publish in the future.

Co-authorship network of co-authors of Gunnar Ljunggren

This figure shows the co-authorship network connecting the top 25 collaborators of Gunnar Ljunggren. A scholar is included among the top collaborators of Gunnar Ljunggren based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Gunnar Ljunggren. Gunnar Ljunggren is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Wändell, Per, Gunnar Ljunggren, & Axel C. Carlsson. (2025). The most common diagnoses in primary care, and changes over time, in the total population of Stockholm, Sweden. BMC Primary Care. 26(1). 235–235.
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Ljunggren, Gunnar, Anna Nager, Caroline Wachtler, et al.. (2023). Stress, depression, and risk of dementia – a cohort study in the total population between 18 and 65 years old in Region Stockholm. Alzheimer s Research & Therapy. 15(1). 161–161. 39 indexed citations
5.
Andréasson, Anna, Brjánn Ljótsson, Alissa Beath, et al.. (2021). Limited evidence of moderation of the association between gastrointestinal symptoms and prospective healthcare utilisation by quality of life. Alimentary Pharmacology & Therapeutics. 55(3). 311–317.
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Ljunggren, Gunnar, Per Wändell, Lars Wahlström, et al.. (2020). Health care consumption and psychiatric diagnoses among adolescent girls 1 and 2 years after a first-time registered child sexual abuse experience: a cohort study in the Stockholm Region. European Child & Adolescent Psychiatry. 30(11). 1803–1811. 10 indexed citations
8.
Ljunggren, Gunnar, et al.. (2019). The Impact of Integrated Home Palliative Care Services on Resource Use and Place of Death. Journal of Palliative Medicine. 23(1). 67–73. 17 indexed citations
9.
Ljunggren, Gunnar, et al.. (2016). HIV-infection and psychiatric illnesses – A double edged sword that threatens the vision of a contained epidemic. Journal of Infection. 74(1). 22–28. 31 indexed citations
10.
Sporrong, Sofia Kälvemark, et al.. (2016). Utilisation of prescription and over-the-counter triptans: a cross-sectional study in Stockholm, Sweden. European Journal of Clinical Pharmacology. 72(6). 747–754. 13 indexed citations
11.
Wändell, Per, Axel C. Carlsson, & Gunnar Ljunggren. (2015). Gout and its comorbidities in the total population of Stockholm. Preventive Medicine. 81. 387–391. 31 indexed citations
12.
Wettermark, Björn, Per Wändell, Märit Mejhert, et al.. (2013). The Epidemiology of Heart Failure, Based on Data for 2.1 Million Inhabitants in Sweden. European Journal of Heart Failure. 15(9). 995–1002. 222 indexed citations
13.
Berg, Katherine, Harriet Finne‐Soveri, Len Gray, et al.. (2009). Relationship between interRAI HC and the ICF: opportunity for operationalizing the ICF. BMC Health Services Research. 9(1). 47–47. 18 indexed citations
14.
Sørbye, Liv Wergeland, Harriet Finne‐Soveri, Gunnar Ljunggren, et al.. (2008). Urinary incontinence and use of pads – clinical features and. Duo Research Archive (University of Oslo). 1 indexed citations
15.
Jónsson, Pálmi V., Anja Noro, Harriet Finne‐Soveri, et al.. (2008). Admission profile is predictive of outcome in acute hospital care. Aging Clinical and Experimental Research. 20(6). 533–539. 15 indexed citations
16.
Henrard, Jean‐Claude, Joël Ankri, Dinnus Frijters, et al.. (2006). Proposal of a service delivery integration index of home care for older persons: application in several European cities. International Journal of Integrated Care. 6(3). e11–e11. 20 indexed citations
17.
Sørbye, Liv Wergeland, Harriet Finne‐Soveri, Gunnar Ljunggren, Eva Topinková, & Roberto Bernabei. (2005). Indwelling catheter use in home care: elderly, aged 65+, in 11 different countries in Europe. Age and Ageing. 34(4). 377–381. 48 indexed citations
18.
Jónsson, Pálmi V., et al.. (1999). Systems of care for frail older persons. Kent Academic Repository (University of Kent). 9 indexed citations
19.
Ljunggren, Gunnar & Lena Brandt. (1996). Predicting Nursing Home Length of Stay and Outcome with a Resource-Based Classification System. International Journal of Technology Assessment in Health Care. 12(1). 72–79. 2 indexed citations
20.
Fries, Brant E., Gunnar Ljunggren, & Bengt Winblad. (1991). International Comparison of Long‐Term Care: the Need for Resident‐Level Classification. Journal of the American Geriatrics Society. 39(1). 10–16. 16 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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