Tora Hammar

Associate professor

Department of Medicine and Optometry Faculty of Health and Life Sciences

tora.hammar@lnu.se

+46 480-49 71 76

+46 72-594 97 16

PhD in Biomedical Sciences. Since June 2009 I'm working at the eHealth institute with research within the field of eHealth and medication management.

My research groups

E-health – Improved Data to and from Patients The research in the e-health area within Linnaeus University Centre for Data Intensive Sciences and Applications (DISA) will result in novel ways for…
eHealth Institute Linnaeus University researches, evaluates, educates and collaborates with the surrounding society within e-health. Read more about our program and courses, ongoing research projects…
Linnaeus University Centre for Data Intensive Sciences and Applications The DISA research centre at Linnaeus University focuses its efforts on open questions in collection, analysis and utilization of…
The ReAction group – Resilient healthcare and patient activation Our research aims to improve the ability of healthcare systems to provide high quality, safe and equitable care throughout the…

My ongoing research projects

My completed research projects

Publications

Article in journal (Refereed)

Eriksson, P., Randjelovic, M., Thulesius, H., Hammar, T., Lagrosen, S., et al. (2025). Differences in use of telemedicine integrated into traditional primary health care - a comparative observational study. Scandinavian Journal of Primary Health Care. 43 (2). 476-487.
Status: Published
Hjort, A.D., Hammar, T., Myrberg, K. (2025). Primary Care Nurses' Experiences of Structured Documentation : A Qualitative Interview Study. Global Qualitative Nursing Research. 12.
Status: Published
Talani, A.A., Hammar, T., Bottiger, Y. (2025). Exploring the need for a clinical decision support system for deprescribing - A qualitative interview study. Exploratory Research in Clinical and Social Pharmacy. 17.
Status: Published
Bruthans, J., Duftschmid, G., Hammar, T., Kardas, P., Bertalan, L., et al. (2025). Comparison of Electronic Prescription Systems in the European Union : Benchmarking Development, Use, and Future Trends. IEEE journal of biomedical and health informatics. 29 (5). 3712-3722.
Status: Published
Hammar, T., Jonsén, E., Björneld, O., Askfors, Y., Andersson, M.L., et al. (2024). Potential Adverse Drug Events Identified with Decision Support Algorithms from Janusmed Risk Profile : A Retrospective Population-Based Study in a Swedish Region. Pharmacy. 12 (6).
Status: Published
Hammar, T., Mzil, L., Eiermann, B. (2023). Discrepancies in patients' medication lists from pharmacies in Sweden : an interview study before the implementation of the Swedish National Medication List. International Journal of Clinical Pharmacy. 45. 88-96.
Status: Published
Bergman, F., Hammar, T. (2023). Healthcare professionals' perceptions of a web-based application for using the new National Medication List in Sweden. Digital Health. 9.
Status: Published
Abdulkadir, S.A., Wettermark, B., Hammar, T. (2023). Potential Drug-Related Problems in Pediatric Patients-Describing the Use of a Clinical Decision Support System at Pharmacies in Sweden. Pharmacy. 11 (1).
Status: Published
Eriksson, P., Hammar, T., Lagrosen, S., Nilsson, E. (2022). Digital consultation in primary healthcare : the effects on access, efficiency and patient safety based on provider experience; a qualitative study. Scandinavian Journal of Primary Health Care. 40 (4). 498-506.
Status: Published
Rahman Jabin, M.S., Hammar, T. (2022). Issues with the Swedish e-prescribing system – An analysis of health information technology-related incident reports using an existing classification system. Digital Health. 8.
Status: Published
Justad, H., Askfors, Y., Shemeikka, T., Andersson, M., Hammar, T. (2021). Patients’ Use and Perceptions of a Drug-Drug Interaction Database : A Survey of Janusmed Interactions. Pharmacy. 9 (1). 1-13.
Status: Published
Qvarfordt, M., Throfast, V., Petersson, G., Hammar, T., Hellström, L. (2021). Web-based education of the elderly improves drug utilization literacy : a randomized controlled trial. Health Informatics Journal. 27 (1). 1-15.
Status: Published
Iqbal, S., Jokela, P., Hammar, T., Nilsson, A. (2021). Sustainable Healthcare Systems : A holistic perspective on the use and impact of medication management robots in home healthcare. Scandinavian Journal of Information Systems. 33 (2). 181-214.
Status: Published
Hoffmann, M., Vander Stichele, R., Bates, D.W., Björklund, J., Alexander, S., et al. (2020). Guiding principles for the use of knowledge bases and real-world data in clinical decision support systems : report by an international expert workshop at Karolinska Institutet. Expert Review of Clinical Pharmacology. 13 (9). 925-934.
Status: Published
Hammar, T., Hellström, L., Ericson, L. (2020). The use of a decision support system in Swedish pharmacies to identify potential drug-related problems : effects of a national intervention focused on reviewing elderly patients’ prescriptions. Pharmacy. 8 (3). 1-20.
Status: Published
Ericson, L., Hammar, T., Schönström, N., Petersson, G. (2017). Stakeholder consensus on the purpose of clinical evaluation of electronic health records is required. Health Policy and Technology. 6 (2). 152-160.
Status: Published
Hammar, T., Nilsson, A., Hovstadius, B. (2016). Patients' views on electronic patient information leaflets. Pharmacy Practice. 14 (2).
Status: Published
Hammar, T., Ohlson, M., Hanson, E., Petersson, G. (2015). Implementation of information systems at pharmacies – a case study from the re-regulated pharmacy market in Sweden. Research in Social and Administrative Pharmacy. 11 (2). E85-E99.
Status: Published
Hammar, T., Lidström, B., Petersson, G., Gustafson, Y., Eiermann, B. (2015). Potential drug-related problems detected by electronic expert support system : physicians’ views on clinical relevance. International Journal of Clinical Pharmacy. 37 (5). 941-948.
Status: Published
Hammar, T., Ekedahl, A., Petersson, G. (2014). Implementation of a shared medication list : physicians’ views on availability, accuracy and confidentiality. International Journal of Clinical Pharmacy. 36 (5). 933-942.
Status: Published
Hammar, T., Hovstadius, B., Lidström, B., Petersson, G., Eiermann, B. (2014). Potential drug related problems detected by electronic expert support system in patients with multi-dose drug dispensing.. International Journal of Clinical Pharmacy. 36 (5). 943-952.
Status: Published
Hammar, T., Nyström, S., Petersson, G., Åstrand, B., Rydberg, T. (2011). Patients satisfied with e-prescribing in Sweden: a survey of a nationwide implementation. Journal of pharmaceutical health services research. 2 (2). 97-105.
Status: Published
Hammar, T., Nyström, S., Petersson, G., Rydberg, T., Åstrand, B. (2010). Swedish pharmacists value ePrescribing : a survey of a nation-wide implementation. Journal of Pharmaceutical Health Services Research. 1 (1). 23-32.
Status: Published

Conference paper (Refereed)

Hammar, T., Hoffmann, M., Nilsson, L. (2023). Challenges with Medication Management and the National Medication List in Sweden : An Interview Study from a Human, Organizational, and Technology Perspective. Caring is Sharing – Exploiting the Value in Data for Health and Innovation. 287-291.
Hammar, T., Bergmo, T.S., Bülow, C., Clausen, S.S., Manskow, U.S., et al. (2023). Nationally Shared Medication Lists-Describing Systems in the Nordic Countries. Caring is Sharing – Exploiting the Value in Data for Health and Innovation. 207-211.
Hammar, T., Villius Zetterholm, M. (2022). Patients’ views on information about medications : a pharmacy-based survey focusing on their information sources and experiences of pharmacists using a clinical decision support system. Proceedings of the 18th International Symposium on Health Information Management Research (ISHIMR 2020) : Kalmar, 17-18 September 2020.

Chapter in book (Refereed)

Hammar, T., Nilsson, D., Björneld, O., Sving, C., Lincke, A. (2025). Machine Learning to Improve Decision Support for Preventing Adverse Drug Events. Intelligent Health Systems – From Technology to Data and Knowledge. IOS Press. 245-246.
Kopacheva, E., Lincke, A., Björneld, O., Hammar, T. (2025). Detecting Adverse Drug Events in Clinical Notes Using Large Language Models. Intelligent Health Systems – From Technology to Data and Knowledge. IOS Press. 892-893.

Article, review/survey (Refereed)

Hammar, T., Hamqvist, S., Villius Zetterholm, M., Jokela, P., Ferati, M. (2021). Current Knowledge about Providing Drug–Drug Interaction Services for Patients : A Scoping Review. Pharmacy. MDPI. 9 (2).
Status: Published

Chapter in book (Other academic)

Eiermann, B., Hammar, T., Wettermark, B. (2021). Läkemedelsinformatik. Medicinsk informatik. Stockholm, Liber. 245-261.

Report (Other academic)

Hammar, T. (2021). Patienternas och personalens upplevelser av läkemedelsprocessen och förväntningar på Nationella läkemedelslistan : Rapport till E-hälsomyndigheten. eHälsoinstitutet, Linnéuniversitetet. 60.
Hammar, T. (2013). Förändringar i informationsrisker vid övergång från lokal till gemensam läkemedelslista. eHälsoinstitutet, Linnéuniversitetet. 28.
Hammar, T., Petersson, G. (2012). Receptexpeditionssystem i Sverige. eHälsoinstitutet, Linnéuniversitetet. 43.

Doctoral thesis, comprehensive summary (Other academic)

Hammar, T. (2014). eMedication – improving medication management using information technology. Doctoral Thesis. Kalmar, Linnaeus University Press. 76.