Torben Martinussen

Research output

Research output per year 1997 2006 2007 2008 2009 2010 2011 2013 2014 2015 2016 2017 2019 2020 2023 2024

• 5030 Citations
• 133 Journal article
• 5 Conference abstract in journal
• 3 Book chapter
• 3 Conference abstract for conference
• 17 More
  • 3 Letter
  • 2 Book
  • 2 Compendium/lecture notes
  • 2 Article in proceedings
  • 2 Editorial
  • 2 Literature review
  • 1 Anthology
  • 1 Report
  • 1 Paper
  • 1 Review

Research output per year

Research output per year

Search results

• 2024

  Assumption-Lean Cox Regression

  Vansteelandt, S., Dukes, O., Van Lancker, K. & Martinussen, T., 2024, In: Journal of the American Statistical Association. 119, 545, p. 475-484 10 p.

  Research output: Contribution to journal › Journal article › Research › peer-review
  5 Citations (Scopus)

• Comparing glaucoma risk in children receiving low-dose and high-dose glucocorticoid treatment after cataract surgery

  Schmidt, D. C., Martinussen, T., Solebo, A. L., Larsen, D. A., Bach-Holm, D. & Kessel, L., 2024, (Accepted/In press) In: Acta Ophthalmologica. 7 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  2 Downloads (Pure)

• Estimation of separable direct and indirect effects in a continuous-time illness-death model

  Breum, M. S., Munch, A., Gerds, T. A. & Martinussen, T., 2024, In: Lifetime Data Analysis. 30, p. 143–180 38 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  2 Citations (Scopus)

  39 Downloads (Pure)

• Estimation of treatment effect among treatment responders with a time-to-event endpoint

  Nordland, A. & Martinussen, T., 2024, In: Scandinavian Journal of Statistics. 51, 3, p. 1161-1180 28 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  10 Downloads (Pure)

• Relationship between syringomyelia and myxomatous mitral valve disease in Cavalier King Charles spaniels

  Bach, M. B. T., Stougaard, C. L., Thøfner, M. S., Reimann, M. J., Westrup, U., Koch, J., Fredholm, M., Martinussen, T., Berendt, M. & Olsen, L. H., 2024, In: Journal of Veterinary Internal Medicine. 38, 2, p. 904-912 9 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  13 Downloads (Pure)
• 2023

  Discussion of "A formal causal interpretation of the case-crossover design"

  Andersen, P. K. & Martinussen, T., 2023, In: Biometrics. 79, 2, 2 p.

  Research output: Contribution to journal › Editorial › Research › peer-review

  Open Access

  File
  22 Downloads (Pure)

• Efficient Estimation in the Fine and Gray Model

  Scheike, T. H., Martinussen, T. & Ozenne, B., 2023, In: Journal of the American Statistical Association. 118, 544, p. 2482-2490 9 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Efficient t₀-year risk regression using the logistic model

  Martinussen, T. & Harder Scheike, T., 2023, In: Scandinavian Journal of Statistics. 50, 4, p. 1919-1932 14 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  15 Downloads (Pure)

• Estimation of separable direct and indirect effects in continuous time

  Martinussen, T. & Stensrud, M. J., 2023, In: Biometrics. 79, 1, p. 127-139 13 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  6 Citations (Scopus)

  44 Downloads (Pure)

• Functional and morphological renal changes in a Göttingen Minipig model of obesity-related and diabetic nephropathy

  Christoffersen, B. Ø., Kristensen, C. A., Lindgaard, R., Kirk, R. K., Viuff, B. M., Kvist, P. H., Pedersen, H. D., Ludvigsen, T. P., Skovgaard, T., Fels, J. J., Martinussen, T., Christiansen, L. B., Cirera, S. & Olsen, L. H., 2023, In: Scientific Reports. 13, 13 p., 6017.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  33 Downloads (Pure)

• Instrumental variable estimation of the causal hazard ratio

  Wang, L., Tchetgen, E. T., Martinussen, T. & Vansteelandt, S., 2023, In: Biometrics. 79, 2, p. 539-550 12 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  File

• Inverse probability of treatment weighting with generalized linear outcome models for doubly robust estimation

  Gabriel, E. E., Sachs, M. C., Martinussen, T., Waernbaum, I., Goetghebeur, E., Vansteelandt, S. & Sjölander, A., 2023, In: Statistics in Medicine. 43, 3, 14 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  3 Citations (Scopus)

  13 Downloads (Pure)

• Rejoinder to discussions on "Instrumental variable estimation of the causal hazard ratio"

  Wang, L., Tchetgen Tchetgen, E., Martinussen, T. & Vansteelandt, S., 2023, In: Biometrics. 79, 2, p. 564-568 5 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Targeted estimation of state occupation probabilities for the non-Markov illness-death model

  Munch, A., Breum, M. S., Martinussen, T. & Gerds, T. A. A., 2023, In: Scandinavian Journal of Statistics. 50, 3, p. 1532-1551 20 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
• 2022

  Causality and the Cox Regression Model

  Martinussen, T., 2022, In: Annual Review of Statistics and Its Application. 9, p. 249-259 11 p.

  Research output: Contribution to journal › Journal article › Research › peer-review
  19 Citations (Scopus)

• Development of upper gastrointestinal cancer in patients with symptomatic gallstones, cholecystectomy, and sphincterotomy: A nationwide cohort study

  Shabanzadeh, D. M., Martinussen, T. & Sørensen, L. T., 2022, In: Scandinavian Journal of Surgery. 111, 3, 9 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  4 Citations (Scopus)

  17 Downloads (Pure)

• Functional and morphological renal changes in a Gottingen Minipig model of obesity-related and diabetic nephropathy

  Christoffersen, B. O., Kristensen, C. A., Lindgaard, R., Kirk, R. K., Viuff, B. M., Kvist, P. H., Pedersen, H. D., Ludvigsen, T. P., Skovgaard, T., Fels, J. J., Martinussen, T., Christiansen, L. B., Cirera, S. & Olsen, L. H., 2022, In: Diabetologia. 65, Suppl. 1, p. S397-S398 2 p.

  Research output: Contribution to journal › Conference abstract in journal › Research

• Maternal intake of folate during pregnancy and risk of cerebral palsy in the MOBAND-CP cohort

  Groot, J., Petersen, T. G., Suren, P., Brantsæter, A. L., Uldall, P., Martinussen, T., Granström, C., Olsen, S. F., Wilcox, A. J. & Strandberg-Larsen, K., 2022, In: The American Journal of Clinical Nutrition. 115, 2, p. 397–406 8 p., nqab351.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access
• 2021

  Analysis of time-to-event for observational studies: Guidance to the use of intensity models

  Kragh Andersen, P., Pohar Perme, M., van Houwelingen, H. C., Cook, R. J., Joly, P., Martinussen, T., Taylor, J. M. G., Abrahamowicz, M. & Therneau, T. M., 2021, In: Statistics in Medicine. 40, 1, p. 185-211 27 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  27 Citations (Scopus)

  34 Downloads (Pure)

• Atorvastatin impairs liver mitochondrial function in obese Göttingen Minipigs but heart and skeletal muscle are not affected

  Christiansen, L. B., Dohlmann, T. L., Ludvigsen, T. P., Parfieniuk, E., Ciborowski, M., Szczerbinski, L., Kretowski, A., Desler, C., Tiano, L., Orlando, P., Martinussen, T., Olsen, L. H. & Larsen, S., 2021, In: Scientific Reports. 11, 15 p., 2167.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  6 Citations (Scopus)

  65 Downloads (Pure)

• Discussion on "Causal mediation of semicompeting risks" by Yen-Tsung Huang

  Stensrud, M. J., Young, J. G. & Martinussen, T., 2021, In: Biometrics. 77, 4, p. 1160-1164 5 p.

  Research output: Contribution to journal › Editorial › Research › peer-review
  4 Citations (Scopus)

• Quantification and risk factor analysis of elephant endotheliotropic herpesvirus-haemorrhagic disease fatalities in Asian elephants Elephas maximus in Europe (1985-2017)

  Perrin, K. L., Nielsen, S. S., Martinussen, T. & Bertelsen, M. F., 2021, In: Journal of Zoo and Aquarium research. 9, 1, p. 8-13 6 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  18 Downloads (Pure)
• 2020

  Instrumental variables estimation with competing risk data

  Martinussen, T. & Vansteelandt, S., 2020, In: Biostatistics. 21, 1, p. 158-171 14 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  File
  6 Citations (Scopus)

  16 Downloads (Pure)

• Intermittent mitral regurgitation in Cavalier King Charles spaniels: Short-term progression and influence of stress tests

  Reimann, M. J., Møller, J. E., Häggström, J., Åkerström, L. L. B., Martinussen, T. & Olsen, L. H., 2020, In: Veterinary Journal. 258, 105457.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  2 Citations (Scopus)

  18 Downloads (Pure)

• Large sample results for frequentist multiple imputation for Cox regression with missing covariate data

  Eriksson, F., Martinussen, T. & Nielsen, S. F., 2020, In: Annals of the Institute of Statistical Mathematics. 72, p. 969–996 28 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  2 Citations (Scopus)

  24 Downloads (Pure)

• Ovarian reserve markers after discontinuing long-term use of combined oral contraceptives

  Landersoe, S. K., Petersen, K. B., Sorensen, A. L., Larsen, E. C., Martinussen, T., Lunding, S. A., Kroman, M. S., Nielsen, H. S. & Andersen, A. N., Jan 2020, In: Reproductive BioMedicine Online. 40, 1, p. 176-186

  Research output: Contribution to journal › Journal article › Research › peer-review
  33 Citations (Scopus)

• Pharmacokinetics of Repeated Oral Dosing with Coenzyme Q10 in Cavalier King Charles Spaniels with Myxomatous Mitral Valve Disease

  Christiansen, L. B., Morsing, M. K., Reimann, M. J., Martinussen, T., Birlie, Z., Schou-Pedersen, A. M. V., Lykkesfeldt, J. & Olsen, L. H., 2020, In: Antioxidants. 9, 9 p., 827.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  7 Citations (Scopus)

  58 Downloads (Pure)

• Response by Bonde and Martinussen to Letter Regarding Article, "rivaroxaban Versus Apixaban for Stroke Prevention in Atrial Fibrillation: An Instrumental Variable Analysis of a Nationwide Cohort"

  Bonde, A. N. & Martinussen, T., 2020, In: Circulation: Cardiovascular Quality and Outcomes. 13, 8, p. 594-595 2 p.

  Research output: Contribution to journal › Letter › Research › peer-review

• Rivaroxaban Versus Apixaban for Stroke Prevention in Atrial Fibrillation An Instrumental Variable Analysis of a Nationwide Cohort

  Bonde, A. N., Martinussen, T., Lee, C. J. -Y., Lip, G. Y. H., Stærk, L., Bang, C. N., Bhattacharya, J., Gislason, G., Torp-Pedersen, C., Olesen, J. B. & Hlatky, M. A., 2020, In: Circulation: Cardiovascular Quality and Outcomes. 13, 4, 10 p., e006058.

  Research output: Contribution to journal › Journal article › Research › peer-review
  25 Citations (Scopus)

• S100B and NSE in Cluster Headache – Evidence for Glial Cell Activation?

  Snoer, A. H., Vollesen, A. L. H., Beske, R. P., Guo, S., Hoffmann, J., Jørgensen, N. R., Martinussen, T., Ashina, M. & Jensen, R. H., 2020, In: Headache. 60, 8, p. 1569-1580 12 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  4 Citations (Scopus)

  14 Downloads (Pure)

• Subtleties in the interpretation of hazard contrasts

  Martinussen, T., Vansteelandt, S. & Andersen, P. K., 2020, In: Lifetime Data Analysis. 26, p. 833–855 23 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  File
  64 Citations (Scopus)

  17 Downloads (Pure)
• 2019

  A causal proportional hazards estimator under homogeneous or heterogeneous selection in an IV setting

  Sorensen, D. N., Martinussen, T. & Tchetgen, E. T., 2019, In: Lifetime Data Analysis. 25, 4, p. 639-659 21 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Calcitonin-gene related peptide and disease activity in cluster headache

  Snoer, A., Vollesen, A. L. H., Beske, R. P., Guo, S., Hoffmann, J., Fahrenkrug, J., Jørgensen, N. R., Martinussen, T., Jensen, R. H. & Ashina, M., 2019, In: Cephalalgia. 39, 5, p. 575-584

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  44 Citations (Scopus)

  21 Downloads (Pure)

• Efficacy of laser treatment for onychomycotic nails: a systematic review and meta-analysis of prospective clinical trials

  Yeung, K., Ortner, V. K., Martinussen, T., Paasch, U. & Hædersdal, M., 2019, In: Lasers in Medical Science. 34, 8, p. 1513-1525 13 p.

  Research output: Contribution to journal › Review › Research › peer-review
  7 Citations (Scopus)

• Goodness of fit tests for estimating equations based on pseudo-observations

  Pavlič, K., Martinussen, T. & Andersen, P. K., 2019, In: Lifetime Data Analysis. 25, 2, p. 189-205 17 p.

  Research output: Contribution to journal › Journal article › Research › peer-review
  5 Citations (Scopus)

• High facility preference for rivaroxaban in atrial fibrillation increases risk of major bleeding compared to facility preference for apixaban

  Bonde, A. N., Martinussen, T., Lee, C. Y., Bhattacharya, J., Lip, G. Y. H., Staerk, L., Gislason, G., Torp-Pedersen, C., Olesen, J. B. & Hlatky, M., 2019, In: European Heart Journal. 40, Supplement 1, p. 2983 1 p., P4779.

  Research output: Contribution to journal › Conference abstract in journal › Research › peer-review

• Instrumental Variable Estimation with the R Package ivtools

  Sjolander, A. & Martinussen, T., 2019, In: Epidemiologic Methods. 8, 1, 20 p., 20180024.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  35 Citations (Scopus)

  463 Downloads (Pure)

• Instrumental variables estimation under a structural Cox model

  Martinussen, T., Nørbo Sørensen, D. & Vansteelandt, S., 2019, In: Biostatistics. 20, 1, p. 65-79 15 p.

  Research output: Contribution to journal › Journal article › Research › peer-review
  29 Citations (Scopus)

• On doubly robust estimation of the hazard difference

  Dukes, O., Martinussen, T., Tchetgen Tchetgen, E. J. & Vansteelandt, S., Mar 2019, In: Biometrics. 75, 1, p. 100-109 10 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  18 Citations (Scopus)

  586 Downloads (Pure)

• Recurrent event survival analysis predicts future risk of hospitalization in patients with paroxysmal and persistent atrial fibrillation

  Schroder, J., Bouaziz, O., Agner, B. R., Martinussen, T., Madsen, P. L., Li, D. & Dixen, U., 2019, In: PLoS ONE. 14, 6, 12 p., e0217983.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  5 Citations (Scopus)

  83 Downloads (Pure)

• S100B and NSE in cluster headache -evidence for glial cell activation?

  Snoer, A., Vollesen, A. L. H., Beske, R. P., Guo, S., Hoffmann, J., Fahrenkrug, J., Joergesen, N. R., Martinussen, T., Jensen, R. H. & Ashina, M., 2019, In: Cephalalgia. 39, 1, p. 51-52 2 p.

  Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
• 2018

  Alterations in CGRP and PACAP38 levels in cluster headache

  Snoer, A., Vollesen, A. L. H., Beske, R. P., Guo, S., Hoffmann, J., Fahrenkrug, J., Jorgesen, N. R., Martinussen, T., Jensen, R. H. & Ashina, M., 2018, In: Journal of Headache and Pain. 19, O3.

  Research output: Contribution to journal › Conference abstract in journal › Research

  Open Access
  3 Citations (Scopus)

• Survivor bias in Mendelian randomization analysis

  Vansteelandt, S., Dukes, O. & Martinussen, T., 2018, In: Biostatistics. 19, 4, p. 426-443 8 p.

  Research output: Contribution to journal › Journal article › Research › peer-review
  37 Citations (Scopus)

• Use of paracetamol, ibuprofen or aspirin in pregnancy and risk of cerebral palsy in the child

  Petersen, T. G., Liew, Z., Nybo Andersen, A-M., Andersen, G. L., Andersen, P. K., Martinussen, T., Olsen, J., Rebordosa, C., Tollånes, M. C., Uldall, P., Wilcox, A. J. & Strandberg-Larsen, K., 2018, In: International Journal of Epidemiology. 47, 1, p. 121–130 10 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access
  39 Citations (Scopus)
• 2017

  Corn-soy-blend fortified with phosphorus to prevent refeeding hypophosphatemia in undernourished piglets

  Hother Nielsen, A-L., Lykke Jensen, M., Martinussen, T., Poulsen, H. D., Mølgaard, C., Sangild, P. T., Briend, A., Hansen, C. F., Friis, H., Michaelsen, K. F. & Thymann, T., 2017, In: P L o S One. 12, 1, 13 p., e0170043.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

  File
  2 Citations (Scopus)

  200 Downloads (Pure)

• Donor Smoking and Older Age Increases Morbidity and Mortality After Lung Transplantation

  Schultz, H. H., Møller, C. H., Zemtsovski, M., Ravn, J., Perch, M., Martinussen, T., Carlsen, J. & Iversen, M., Nov 2017, In: Transplantation Proceedings. 49, 9, p. 2161-2168 8 p.

  Research output: Contribution to journal › Journal article › Research › peer-review
  27 Citations (Scopus)

• Effects of apolipoprotein M in uremic atherosclerosis

  Bosteen, M. H., Madsen Svarrer, E. M., Bisgaard, L. S., Martinussen, T., Madsen, M., Nielsen, L. B., Christoffersen, C. & Pedersen, T. X., Oct 2017, In: Atherosclerosis. 265, p. 93-101 9 p.

  Research output: Contribution to journal › Journal article › Research › peer-review
  17 Citations (Scopus)

• Estimation of average causal effect using the restricted mean residual lifetime as effect measure

  Mansourvar, Z. & Martinussen, T., Jul 2017, In: Lifetime Data Analysis. 23, 3, p. 426–438 13 p.

  Research output: Contribution to journal › Journal article › Research › peer-review
  4 Citations (Scopus)

• Inference, Asymptotics, and Applications: Selected Papers of Ib Michael Skovgaard, with Introductions by his Colleagues

  Reid, N. (ed.) & Martinussen, T. (ed.), May 2017, New Jersey: World Scientific. 364 p.

  Research output: Book/Report › Anthology › Research

• Instrumental variables estimation of exposure effects on a time-to-event endpoint using structural cumulative survival models

  Martinussen, T., Vansteelandt, S., Tchetgen Tchetgen, E. J. & Zucker, D. M., Dec 2017, In: Biometrics. 73, 4, p. 1140-1149 10 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access
  34 Citations (Scopus)