Ruth Frikke-Schmidt

Ruth Frikke-Schmidt

Clinical Professor

Member of:

  • Clinical Biochemistry


  1. 2022
  2. Published

    Associations between primary care electrocardiography and non-Alzheimer dementia

    Isaksen, Jonas L., Ghouse, Jonas, Skov, M. W., Olesen, Morten Steen Salling, Holst, A. G., Pietersen, A., Nielsen, J. B., Maier, A. M., Graff, C., Frikke-Schmidt, Ruth & Kanters, Jørgen K., 10 Jul 2022, In: Journal of Stroke & Cerebrovascular Diseases. 31, 9, 7 p., 106640.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Adherence to dietary guidelines and risk of dementia: a prospective cohort study of 94 184 individuals

    Kjeldsen, E. W., Thomassen, J. Q., Rasmussen, Katrine Laura, Nordestgaard, Børge, Tybjærg-Hansen, Anne & Frikke-Schmidt, Ruth, 2022, In: Epidemiology and Psychiatric Sciences. 31, e71.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Antibody responses and risk factors associated with impaired immunological outcomes following two doses of BNT162b2 COVID-19 vaccination in patients with chronic pulmonary diseases

    Harboe, Z. B., Hamm, S. R., Pérez-Alós, L., Sivapalan, P., Priemé, H., Wilcke, T., Kjeldgaard, P., Shaker, S., Svorre Jordan, A., Møller, D. L., Heftdal, L. D., Madsen, J. R., Bayarri-Olmos, R., Hansen, C. B., Pries-Heje, M. M., Hasselbalch, R. B., Fogh, K., Armenteros, J. J. A., Hilsted, L., Sørensen, E. & 10 others, Lindegaard, Birgitte, Browatzki, A., Biering-Sørensen, Tor, Frikke-Schmidt, Ruth, Ostrowski, Sisse Rye, Iversen, Kasper, Bundgård, Henning, Nielsen, Susanne Dam, Garred, Peter & Jensen , Jens-Ulrik Stæhr , 2022, In: BMJ Open Respiratory Research. 9, 1, 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Association of Rare APOE Missense Variants V236E and R251G with Risk of Alzheimer Disease

    Le Guen, Y., Belloy, M. E., Grenier-Boley, B., De Rojas, I., Castillo-Morales, A., Jansen, I., Nicolas, A., Bellenguez, C., Dalmasso, C., Küçükali, F., Eger, S. J., Rasmussen, K. L., Thomassen, J. Q., Deleuze, J. F., He, Z., Napolioni, V., Amouyel, P., Jessen, F., Kehoe, P. G., Van Duijn, C. & 89 others, Tsolaki, M., Sánchez-Juan, P., Sleegers, K., Ingelsson, M., Rossi, G., Hiltunen, M., Sims, R., Van Der Flier, W. M., Ramirez, A., Andreassen, O. A., Frikke-Schmidt, Ruth, Williams, J., Ruiz, A., Lambert, J. C., Greicius, M. D., Arosio, B., Benussi, L., Boland, A., Borroni, B., Caffarra, P., Daian, D., Daniele, A., Debette, S., Dufouil, C., Düzel, E., Galimberti, D., Giedraitis, V., Grimmer, T., Graff, C., Grünblatt, E., Hanon, O., Hausner, L., Heilmann-Heimbach, S., Holstege, H., Hort, J., Jürgen, D., Kuulasmaa, T., Van Der Lugt, A., Masullo, C., Mecocci, P., Mehrabian, S., De Mendonça, A., Moebus, S., Nacmias, B., Nicolas, G., Olaso, R., Papenberg, G., Parnetti, L., Pasquier, F., Peters, O., Pijnenburg, Y. A. L., Popp, J., Rainero, I., Ramakers, I., Riedel-Heller, S., Scarmeas, N., Scheltens, P., Scherbaum, N., Schneider, A., Seripa, D., Soininen, H., Solfrizzi, V., Spalletta, G., Squassina, A., Van Swieten, J., Tegos, T. J., Tremolizzo, L., Verhey, F., Vyhnalek, M., Wiltfang, J., Boada, M., García-González, P., Puerta, R., Real, L. M., Álvarez, V., Bullido, M. J., Clarimon, J., García-Alberca, J. M., Mir, P., Moreno, F., Pastor, P., Piñol-Ripoll, G., Molina-Porcel, L., Pérez-Tur, J., Rodríguez-Rodríguez, E., Royo, J. L., Sánchez-Valle, R., Dichgans, M. & Rujescu, D., 2022, In: JAMA Neurology. 79, 7, p. 652-663 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Biomarkers of Clot Activation and Degradation and Risk of Future Major Cardiovascular Events in Acute Exacerbation of COPD: A Cohort Sub-Study in a Randomized Trial Population

    Kamstrup, P., Sand, J. M. B., Ulrik, C. S., Janner, J., Ronn, C. P., Ronnow, S. R., Leeming, D. J., Jensen, S. G., Wilcke, T., Mathioudakis, A. G., Miravitlles, M., Lapperre, T., Bendstrup, E., Frikke-Schmidt, R., Murray, D. D., Itenov, T., Bossios, A., Nielsen, S. D., Vestbo, J., Biering-Sorensen, T. & 3 others, Karsdal, M., Jensen , Jens-Ulrik Stæhr & Sivapalan, P., 2022, In: Biomedicines. 10, 8, 12 p., 2011.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Blood Leukocyte Counts in Alzheimer Disease

    Luo, J., Thomassen, J. Q., Nordestgaard, Børge, Tybjærg-Hansen, Anne & Frikke-Schmidt, Ruth, 2022, In: JAMA network open. 5, 10, 14 p., E2235648.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Blood-Pressure Targets in Comatose Survivors of Cardiac Arrest

    Kjaergaard, J., Møller, J. E., Schmidt, H., Grand, J., Mølstrøm, S., Borregaard, B., Venø, S., Sarkisian, L., Mamaev, D., Jensen, L. O., Nyholm, B., Høfsten, D. E., Josiassen, J., Thomsen, J. H., Thune, J. J., Obling, L. E. R., Lindholm, M. G., Frydland, M., Meyer, M. A. S., Winther-Jensen, M. & 7 others, Beske, R. P., Frikke-Schmidt, Ruth, Wiberg, S., Boesgaard, S., Madsen, S. A., Jørgensen, Vibeke Renée Lind & Hassager, Christian, 2022, In: New England Journal of Medicine. 387, 16, p. 1456-1466 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    C-reactive protein levels and risk of dementia — Observational and genetic studies of 111,242 individuals from the general population

    Hegazy, S. H., Thomassen, J. Q., Rasmussen, I. J., Nordestgaard, Børge, Tybjærg-Hansen, Anne & Frikke-Schmidt, Ruth, 2022, In: Alzheimer's & Dementia. 18, 11, p. 2262-2271 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Challenges at the APOE locus: a robust quality control approach for accurate APOE genotyping

    Belloy, M. E., Eger, S. J., Le Guen, Y., Damotte, V., Ahmad, S., Ikram, M. A., Ramirez, A., Tsolaki, A. C., Rossi, G., Jansen, I. E., de Rojas, I., Parveen, K., Sleegers, K., Ingelsson, M., Hiltunen, M., Amin, N., Andreassen, O., Sánchez-Juan, P., Kehoe, P., Amouyel, P. & 9 others, Sims, R., Frikke-Schmidt, Ruth, van der Flier, W. M., Lambert, J. C., He, Z., Han, S. S., Napolioni, V., Greicius, M. D. & European Alzheimer & Dementia BioBank (EADB), E. A. &. D. B. (., 2022, In: Alzheimer's research & therapy. 14, 1, 17 p., 22.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Coagulation parameters in the newborn and infant: The Copenhagen Baby Heart and COMPARE studies

    Nielsen, S. T., Strandkjær, N., Juul Rasmussen, I., Hansen, M. K., Lytsen, R. M., Kamstrup, P. R., Rode, L., Goetze, Jens P. , Iversen, Kasper, Bundgård, Henning & Frikke-Schmidt, Ruth, 2022, In: Clinical Chemistry and Laboratory Medicine. 60, 2, p. 261-270

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Decline in Antibody Concentration 6 Months After Two Doses of SARS-CoV-2 BNT162b2 Vaccine in Solid Organ Transplant Recipients and Healthy Controls

    Hamm, S. R., Møller, D. L., Pérez-Alós, L., Hansen, C. B., Pries-Heje, M. M., Heftdal, L. D., Hasselbalch, R. B., Fogh, K., Madsen, J. R., Almagro Armenteros, J. J., Knudsen, A. D., Poulsen, J. R., Frikke-Schmidt, R., Hilsted, L. M., Sørensen, E., Ostrowski, S. R., Harboe, Z. B., Perch, M., Sørensen, S. S., Rasmussen, A. & 4 others, Bundgård, Henning, Garred, Peter, Iversen, Kasper & Nielsen, Susanne Dam, 2022, In: Frontiers in Immunology. 13, 10 p., 832501.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    HDL cholesterol concentrations and risk of atherosclerotic cardiovascular disease – Insights from randomized clinical trials and human genetics

    Kjeldsen, E. W., Thomassen, J. Q. & Frikke-Schmidt, Ruth, 2022, In: Biochimica et Biophysica Acta - Molecular and Cell Biology of Lipids. 1867, 1, 7 p., 159063.

    Research output: Contribution to journalReviewResearchpeer-review

  14. Published

    Impact of diet on ten-year absolute cardiovascular risk in a prospective cohort of 94 321 individuals: A tool for implementation of healthy diets

    Kjeldsen, E. W., Thomassen, J. Q., Rasmussen, Katrine Laura, Nordestgaard, Børge, Tybjærg-Hansen, Anne & Frikke-Schmidt, Ruth, 2022, In: The Lancet Regional Health - Europe. 19, 100419.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Kidney function and risk of dementia: Observational study, meta-analysis, and two-sample mendelian randomization study

    Kjaergaard, A. D., Ellervik, Christina, Witte, D. R., Nordestgaard, Børge, Frikke-Schmidt, Ruth & Bojesen, Stig Egil, 2022, In: European Journal of Epidemiology. 37, 12, p. 1273-1284 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Lipoprotein(a) Levels at Birth and in Early Childhood: The COMPARE Study

    Strandkjær, N., Hansen, M. K., Nielsen, S. T., Frikke-Schmidt, Ruth, Tybjærg-Hansen, Anne, Nordestgaard, Børge, Tabor, Ann, Bundgård, Henning, Iversen, Kasper & Kamstrup, P. R., 2022, In: Journal of Clinical Endocrinology and Metabolism. 107, 2, p. 324-335 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Long-term Benefits and Harms Associated with Genetic Cholesteryl Ester Transfer Protein Deficiency in the General Population

    Nordestgaard, L. T., Christoffersen, M., Lauridsen, B. K., Afzal, Shoaib, Nordestgaard, Børge, Frikke-Schmidt, Ruth & Tybjærg-Hansen, Anne, 2022, In: JAMA Cardiology. 7, 1, p. 55-64

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Markers of Kidney Function in Early Childhood and Association With Maternal Comorbidity

    Mohr Lytsen, R., Taageby Nielsen, S., Kongsgaard Hansen, M., Strandkjær, N., Juul Rasmussen, I., Axelsson Raja, A., Vøgg, R. O., Sillesen, A. S., Kamstrup, P. R., Schmidt, I. M., Iversen, Kasper, Bundgård, Henning & Frikke-Schmidt, Ruth, 2022, In: JAMA network open. 5, 11, e2243146.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Modeling of waning immunity after SARS-CoV-2 vaccination and influencing factors

    Pérez-Alós, L., Armenteros, J. J. A., Madsen, J. R., Hansen, C. B., Jarlhelt, I., Hamm, S. R., Heftdal, L. D., Pries-Heje, M. M., Møller, D. L., Fogh, K., Hasselbalch, R. B., Rosbjerg, A., Brunak, S., Sørensen, E., Larsen, M. A. H., Ostrowski, S. R., Frikke-Schmidt, R., Bayarri-Olmos, R., Hilsted, L. M., Iversen, K. K. & 3 others, Bundgård, Henning, Nielsen, Susanne Dam & Garred, Peter, 2022, In: Nature Communications. 13, 1, 11 p., 1614.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    New insights into the genetic etiology of Alzheimer's disease and related dementias

    Bellenguez, C., Küçükali, F., Jansen, I. E., Kleineidam, L., Moreno-Grau, S., Amin, N., Naj, A. C., Campos-Martin, R., Grenier-Boley, B., Andrade, V., Holmans, P. A., Boland, A., Damotte, V., van der Lee, S. J., Costa, M. R., Kuulasmaa, T., Yang, Q., de Rojas, I., Bis, J. C., Yaqub, A. & 39 others, Prokic, I., Chapuis, J., Ahmad, S., Giedraitis, V., Aarsland, D., Garcia-Gonzalez, P., Abdelnour, C., Alarcón-Martín, E., Alcolea, D., Alegret, M., Alvarez, I., Álvarez, V., Armstrong, N. J., Tsolaki, A., Antúnez, C., Appollonio, I., Arcaro, M., Archetti, S., Pastor, A. A., Arosio, B., Athanasiu, L., Bailly, H., Banaj, N., Baquero, M., Barral, S., Beiser, A., Nielsen, S. F., Nordestgaard, Børge, Sáez, M. E., Frikke-Schmidt, Ruth, EADB, E., GR@ACE, G., DEGESCO, D., EADI, E., GERAD, G., Demgene, D., FinnGen, F., ADGC, A. & CHARGE, C., 2022, In: Nature Genetics. 54, 4, p. 412-436 25 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    Observational and genetic studies of C-reactive protein levels and risk of Alzheimer's disease

    Frikke-Schmidt, Ruth, Hegazy, S. H., Rasmussen, I. J., Nordestgaard, Børge, Tybjærg-Hansen, Anne & Thomassen, J. Q., 2022, In: Alzheimer's and Dementia. 18, 12, p. 2734-2735

    Research output: Contribution to journalComment/debateResearchpeer-review

  22. Published

    Oxygen Targets in Comatose Survivors of Cardiac Arrest

    Schmidt, H., Kjaergaard, J., Hassager, C., Mølstrøm, S., Grand, J., Borregaard, B., Obling, L. E. R., Venø, S., Sarkisian, L., Mamaev, D., Jensen, L. O., Nyholm, B., Høfsten, D. E., Josiassen, J., Thomsen, J. H., Thune, J. J., Lindholm, M. G., Meyer, M. A. S., Winther-Jensen, M., Sørensen, M. & 7 others, Frydland, M., Beske, R. P., Frikke-Schmidt, Ruth, Wiberg, S., Boesgaard, S., Jørgensen, Vibeke Renée Lind & Møller, J. E., 2022, In: New England Journal of Medicine. 387, 16, p. 1467-1476 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Physical activity in leisure time and at work and risk of dementia: A prospective cohort study of 117,616 individuals

    Juul Rasmussen, I., Rasmussen, Katrine Laura, Thomassen, J. Q., Nordestgaard, Børge, Schnohr, P., Tybjærg-Hansen, Anne & Frikke-Schmidt, Ruth, 2022, In: Atherosclerosis. 360, p. 53-60 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. Published

    Plasma high-density lipoprotein cholesterol and risk of dementia: observational and genetic studies

    Kjeldsen, E. W., Thomassen, J. Q., Juul Rasmussen, I., Nordestgaard, Børge, Tybjærg-Hansen, Anne & Frikke-Schmidt, Ruth, 2022, In: Cardiovascular Research. 118, 5, p. 1330-1343 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    Reply to “Mendelian randomization highlights causal association between genetically increased C-reactive protein levels and reduced Alzheimer's disease risk”

    Luo, J., Thomassen, J. Q., Hegazy, S. H., Rasmussen, I. J., Nordestgaard, Børge, Tybjærg-Hansen, Anne & Frikke-Schmidt, Ruth, 2022, In: Alzheimer's & Dementia. 18, 10, p. 2007-2009 3 p.

    Research output: Contribution to journalComment/debateResearchpeer-review

  26. Published

    Self-Reported Long COVID and Its Association with the Presence of SARS-CoV-2 Antibodies in a Danish Cohort up to 12 Months after Infection

    Fogh, K., Larsen, T. G., Hansen, Cecilie Bo, Hasselbalch, R. B., Eriksen, A. R. R., Bundgård, Henning, Frikke-Schmidt, Ruth, Hilsted, L. M., Østergaard, L., Johansen, I. S., Hageman, Ida, Garred, Peter & Iversen, Kasper, 2022, In: Microbiology Spectrum. 10, 6

    Research output: Contribution to journalJournal articleResearchpeer-review

  27. Published

    Self-reported and genetically predicted coffee consumption and smoking in dementia: A Mendelian randomization study

    Nordestgaard, A. T., Nordestgaard, Børge, Frikke-Schmidt, Ruth, Juul Rasmussen, I. & Bojesen, Stig Egil, 2022, In: Atherosclerosis. 348, p. 36-43 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  28. Published

    Serum cobalamin in children with moderate acute malnutrition in Burkina Faso: Secondary analysis of a randomized trial

    Friis, Henrik, Cichon, B., Fabiansen, C., Iuel-Brockdorff, A., Yaméogo, C. W., Ritz, C., Frikke-Schmidt, Ruth, Briend, A., Michaelsen, Kim F., Christensen, Vibeke Brix, Filteau, S. & Olsen, Mette Frahm, 2022, In: P L o S Medicine (Online). 19, 3, 18 p., e1003943.

    Research output: Contribution to journalJournal articleResearchpeer-review

  29. Published

    Shared Risk Factors between Dementia and Atherosclerotic Cardiovascular Disease

    Nordestgaard, L. T., Christoffersen, M. & Frikke-Schmidt, Ruth, 2022, In: International Journal of Molecular Sciences. 23, 17, 9777.

    Research output: Contribution to journalReviewResearchpeer-review

  30. Published

    Stroke genetics informs drug discovery and risk prediction across ancestries

    Mishra, A., Malik, R., Hachiya, T., Jürgenson, T., Namba, S., Posner, D. C., Kamanu, F. K., Koido, M., Le Grand, Q., Shi, M., He, Y., Georgakis, M. K., Caro, I., Krebs, K., Liaw, Y. C., Vaura, F. C., Lin, K., Winsvold, B. S., Srinivasasainagendra, V., Parodi, L. & 45 others, Bae, H. J., Chauhan, G., Chong, M. R., Tomppo, L., Akinyemi, R., Roshchupkin, G. V., Habib, N., Jee, Y. H., Thomassen, J. Q., Abedi, V., Cárcel-Márquez, J., Nygaard, M., Leonard, H. L., Yang, C., Yonova-Doing, E., Knol, M. J., Lewis, A. J., Judy, R. L., Ago, T., Amouyel, P., Armstrong, N. D., Bakker, M. K., Bartz, T. M., Bennett, D. A., Bis, J. C., Bordes, C., Børte, S., Nordestgaard, Børge, Tybjærg-Hansen, Anne, Frikke-Schmidt, Ruth, PRECISEQ Consortium, P. C., FinnGen Consortium, F. C., NINDS Stroke Genetics Network (SiGN), N. S. G. N. (., MEGASTROKE Consortium, M. C., SIREN Consortium, S. C., China Kadoorie Biobank Collaborative Group, C. K. B. C. G., VA Million Veteran Program, V. M. V. P., International Stroke Genetics Consortium (ISGC), I. S. G. C. (., BioBank Japan, B. J., CHARGE Consortium, C. C., GIGASTROKE Consortium, G. C., COMPASS Consortium, C. C., INVENT Consortium, I. C., Dutch Parelsnoer Initiative (PSI) Cerebrovascular Disease Study Group, D. P. I. (. C. D. S. G. & Estonian Biobank, E. B., 2022, In: Nature. 611, 7934, p. 115-123 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  31. Published

    Using Polygenic Hazard Scores to Predict Age at Onset of Alzheimer's Disease in Nordic Populations

    Motazedi, E., Cheng, W., Thomassen, J. Q., Frei, O., Rongve, A., Athanasiu, L., Bahrami, S., Shadrin, A., Ulstein, I., Stordal, E., Brækhus, A., Saltvedt, I., Sando, S. B., O'Connell, K. S., Hindley, G., Van Der Meer, D., Bergh, S., Nordestgaard, B. G., Tybjærg-Hansen, A., Brthen, G. & 10 others, Pihlstrm, L., Djurovic, S., Frikke-Schmidt, Ruth, Fladby, T., Aarsland, D., Selbæk, G., Seibert, T. M., Dale, A. M., Fan, C. C. & Andreassen, O. A., 2022, In: Journal of Alzheimer's Disease. 88, 4, p. 1533-1544

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 43235093