Niels Obel

Niels Obel

Clinical Professor

Member of:

  • Internal medicine: infection medicine


  1. Published

    Prevalence and distribution of cervical high-risk human papillomavirus and cytological abnormalities in women living with HIV in Denmark - the SHADE

    Thorsteinsson, K., Storgaard, M., Katzenstein, T. L., Ladelund, S., Rønsholt, F. F., Johansen, I. S., Pedersen, G., Hashemi, L., Nielsen, L. N., Nilas, L., Obel, Niels, Bonde, J. & Lebech, Anne-Mette, 8 Nov 2016, In: BMC Cancer. 16, 13 p., 866.

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. Published

    Prevalence and effect of pre-treatment drug resistance on the virological response to antiretroviral treatment initiated in HIV-infected children - a EuroCoord-CHAIN-EPPICC joint project

    Ngo-Giang-Huong, N., Wittkop, L., Judd, A., Reiss, P., Goetghebuer, T., Duiculescu, D., Noguera-Julian, A., Marczynska, M., Giacquinto, C., Ene, L., Ramos, J. T., Cellerai, C., Klimkait, T., Brichard, B., Valerius, N. H., Sabin, C., Teira, R., Obel, N., Stephan, C., de Wit, S. & 6 others, Thorne, C., Gibb, D., Schwimmer, C., Campbell, M. A., Pillay, D. & Lallemant, M., 8 Nov 2016, In: BMC Infectious Diseases. 16, 10 p., 654.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Pronounced Risk of Fractures among Elderly Men Affected by Granulomatosis with Polyangiitis

    Faurschou, M., Baslund, B. & Obel, Niels, Sep 2015, In: Journal of Rheumatology. 42, 9, p. 1667-71 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Proteomic profiling of pretreatment serum from HIV-infected patients identifies candidate markers predictive of lymphoma development

    Vase, M. Ø., Ludvigsen, M., Bendix, K., Hamilton-Dutoit, S., Mller, M. B., Pedersen, C., Pedersen, G., Obel, Niels, Larsen, C. S., d'Amore, F. & Honoré, B., 31 Jul 2016, In: AIDS. 30, 12, p. 1889-1898 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Reference curves for CD4 T-cell count response to combination antiretroviral therapy in HIV-1-infected treatment-naïve patients

    Bouteloup, V., Sabin, C., Mocroft, A., Gras, L., Pantazis, N., Le Moing, V., d'Arminio Monforte, A., Mary-Krause, M., Roca, B., Miro, J. M., Battegay, M., Brockmeyer, N., Berenguer, J., Morlat, P., Obel, N., De Wit, S., Fätkenheuer, G., Zangerle, R., Ghosn, J., Pérez-Hoyos, S. & 8 others, Campbell, M., Prins, M., Chêne, G., Meyer, L., Dorrucci, M., Torti, C., Thiébaut, R. & Standard Reference Distribution of CD4 Response to HAART Project Team for the Collaboration of Observational HIV Epidemiological Research Europe (COHERE) in EuroCoord, S. R. D. O. C. R. T. H. P. T. F. T. C. O. O. H. E. R. E. (. I. E., Jan 2017, In: HIV Medicine. 18, 1, p. 33-44 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Renal function and incidence of chronic kidney disease in HIV patients: a Danish cohort study

    Rasch, M. G., Engsig, F. N., Feldt-Rasmussen, Bo, Kirk, Ole, Kronborg, Gitte, Pedersen, C., Gerstoft, Jan & Obel, Niels, 2012, In: Scandinavian Journal of Infectious Diseases. 44, 9, p. 689-96 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Retention in a public health care system with free access to treatment: a Danish nationwide HIV cohort study

    Helleberg, M., Engsig, F. N., Kronborg, Gitte, Larsen, C., Pedersen, G., Pedersen, C., Gerstoft, Jan, Obel, Niels, Pedersen, G. & Pedersen, C., Mar 2012, In: AIDS. 26, 6, p. 26 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Retrivability in The Danish National Hospital Registry of HIV and hepatitis B and C coinfection diagnoses of patients managed in HIV centers 1995-2004

    Obel, Niels, Reinholdt, H., Omland, L. H., Engsig, F., Sorensen, H. T. & Hansen, A. B., 2008, In: BMC Medical Research Methodology. 8, p. 25-

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Risk factors and outcomes for late presentation for HIV-positive persons in europe: results from the collaboration of observational HIV epidemiological research europe study (COHERE)

    Mocroft, A., Lundgren, J. D., Sabin, M. L., Monforte, A. DA., Brockmeyer, N., Casabona, J., Castagna, A., Costagliola, D., Dabis, F., De Wit, S., Fätkenheuer, G., Furrer, H., Johnson, A., Lazanas, M. K., Leport, C., Moreno, S., Obel, N., Post, F. A., Reekie, J., Reiss, P. & 12 others, Sabin, C., Skaletz-Rorowski, A., Suarez-Lozano, I., Torti, C., Warszawski, J., Zangerle, R., Fabre-Colin, C., Kjaer, J., Chene, G., Grarup, J., Kirk, Ole & Collaboration of Observational HIV Epidemiological Research Europe (COHERE) study in EuroCoord, C. O. O. H. E. R. E. (. S. I. E., 2013, In: P L o S Medicine (Online). 10, 9, p. e1001510

    Research output: Contribution to journalJournal articleResearch

  10. Published

    Risk of Cancer Among Sarcoidosis Patients With Biopsy-verified Nonnecrotizing Granulomatous Inflammation: Population-based Cohort Study

    Faurschou, M., Omland, L. H., Obel, Niels, Lindhardsen, Jesper & Baslund, B., 2022, In: Journal of Rheumatology. 49, 2, p. 186-191 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Risk of Cataract Surgery in HIV-Infected Individuals: A Danish Nationwide Population-Based Cohort Study

    Rasmussen, L. D., Kessel, L., Molander, L. D., Pedersen, C., Gerstoft, Jan, Kronborg, Gitte & Obel, Niels, 1 Dec 2011, In: Clinical Infectious Diseases. 53, 11, p. 1156-63 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Risk of Diabetes Mellitus in Persons with and without HIV: A Danish Nationwide Population-Based Cohort Study

    Rasmussen, L., Mathiesen, Elisabeth, Kronborg, Gitte, Pedersen, C., Gerstoft, Jan & Obel, Niels, 2012, In: P L o S One. 7, 9, p. e44575

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    Risk of HIV or second syphilis infection in Danish men with newly acquired syphilis in the period 2000-2010

    Salado-Rasmussen, K., Katzenstein, T. L., Gerstoft, Jan, Cowan, S. A., Knudsen, T. B., Mathiesen, L., Hoffmann, S. & Obel, Niels, 2013, In: Sexually Transmitted Infections.

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Risk of Psychiatric Disorders, Use of Psychiatric Hospitals, and Receipt of Psychiatric Medication in Patients With Brain Abscess in Denmark

    Omland, L. H., Bodilsen, J., Tetens, M. M., Helweg-Larsen, J., Jarløv, J. O., Ziebell, M., Ellermann-Eriksen, S., Justesen, U. S., Frimodt-Møller, N., Mortensen, P. B. & Obel, Niels, 2023, In: Clinical Infectious Diseases. 76, 2, p. 315-322 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Risk of all-type cancer, hepatocellular carcinoma, non-Hodgkin lymphoma and pancreatic cancer in patients infected with hepatitis B virus

    Andersen, E. S., Omland, L. H., Jepsen, P., Krarup, H., Christensen, P. B., Obel, Niels, Weis, Nina & DANVIR Cohort Study, D. C. S., Oct 2015, In: Journal of Viral Hepatitis. 22, 10, p. 828-34 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Risk of cancer among HIV-infected individuals compared to the background population: impact of smoking and HIV

    Helleberg, M., Gerstoft, Jan, Afzal, Shoaib, Kronborg, Gitte, Larsen, C. S., Pedersen, C., Bojesen, Stig Egil, Nordestgaard, Børge & Obel, Niels, 19 Jun 2014, In: AIDS. 28, 10, p. 1499-1508 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Risk of cardiac conduction disorders, and pacemaker implantations among individuals tested for serum Borrelia burgdorferi antibodies, a nationwide, matched, population-based cohort study

    Tetens, M. M., Omland, L. H., Dessau, R. B., Ellermann-Eriksen, S., Andersen, N. S., Jørgensen, C. S., Østergaard, C., Bodilsen, J., Søgaard, K. K., Bangsborg, Jette Marie, Nielsen, A. C., Møller, J. K., Chen, M., Svendsen, Jesper Hastrup, Obel, Niels & Lebech, Anne-Mette, 2024, In: Clinical Microbiology and Infection. 30, 5, p. 621-629

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Risk of cerebrovascular events in persons with and without HIV: a Danish nationwide population-based cohort study

    Rasmussen, L. D., Engsig, F. N., Christensen, H., Gerstoft, Jan, Kronborg, Gitte, Pedersen, C. & Obel, Niels, 24 Aug 2011, In: AIDS. 25, 13, p. 1637-46 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Risk of diabetes mellitus among patients diagnosed with giant cell arteritis or granulomatosis with polyangiitis: Comparison with the general population

    Faurschou, M., Ahlstrom, M. G., Lindhardsen, J., Obel, Niels & Baslund, B., Jan 2017, In: Journal of Rheumatology. 44, 1, p. 78-83 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Risk of haematologic cancers among individuals tested for Borrelia burgdorferi antibodies, and Borrelia burgdorferi seropositive individuals: a nationwide population-based matched cohort study

    Tetens, M. M., Omland, L. H., Dessau, R., Ellermann-Eriksen, S., Andersen, N. S., Jørgensen, C. S., Østergaard, C., Bodilsen, J., Søgaard, K. K., Bangsborg, Jette Marie, Nielsen, Alex Christian Yde, Møller, J. K., Chen, M., Niemann, Carsten, Lebech, Anne-Mette & Obel, Niels, 2024, In: Clinical Microbiology and Infection. 30, 2, p. 231-239 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    Risk of heart failure among individuals tested for Borrelia burgdorferi sensu lato antibodies, and serum Borrelia burgdorferi sensu lato seropositive individuals: a nationwide population-based, registry-based matched cohort study

    Tetens, M. M., Omland, L. H., Dessau, R. B., Ellermann-Eriksen, S., Andersen, N. S., Jørgensen, C. S., Østergaard, C., Bodilsen, J., Søgaard, K. K., Bangsborg, J., Nielsen, Alex Christian Yde, Møller, J. K., Chen, M., Svendsen, Jesper Hastrup, Obel, Niels & Lebech, Anne-Mette, 2024, In: Ticks and Tick-borne Diseases. 15, 4, 8 p., 102345.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Risk of high-level viraemia in HIV-infected patients on successful antiretroviral treatment for more than 6 months

    Engsig, F. N., Omland, L. H., Larsen, Mette Vang, Rasmussen, L. D., Qvist, T., Gerstoft, Jan & Obel, Niels, 1 Aug 2010, In: HIV Medicine. 11, 7, p. 457-61 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Risk of myocardial infarction in parents of HIV-infected Individuals: a population-based Cohort Study

    Rasmussen, L. D., Omland, L. H., Pedersen, C., Gerstoft, Jan, Kronborg, Gitte, Jensen, J., Obel, Niels & Jensen, J., 1 Jan 2010, In: B M C Infectious Diseases. 10, p. 169

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. Published

    Risk of neurological disorders in patients with European Lyme neuroborreliosis. A nationwide population-based cohort study

    Haahr, R., Tetens, M. M., Dessau, R. B., Krogfelt, K. A., Bodilsen, J., Andersen, N. S., Møller, J. K., Roed, C., Christiansen, C. B., Ellermann-Eriksen, S., Bangsborg, Jette Marie, Hansen, K., Benfield, Thomas, Østergaard Andersen, C., Obel, Niels, Lebech, Anne-Mette & Omland, L. H., 2020, In: Clinical Infectious Diseases. 71, 6, p. 1511–1516

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    Risk of skin cancer in patients with HIV: A Danish nationwide cohort study

    Omland, S. H., Ahlström, M. G., Gerstoft, Jan, Pedersen, G., Mohey, R., Pedersen, C., Kronborg, Gitte, Larsen, C. S., Kvinesdal, B., Gniadecki, R., Obel, Niels & Omland, L. H., 2018, In: Journal of the American Academy of Dermatology. 79, 4, p. 689-695

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 917100