Torben Martinussen

2020

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

Eriksson, F., Martinussen, T. & Nielsen, S. F., 1 Aug 2020, In: Annals of the Institute of Statistical Mathematics. 28 p.

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

1 Citation (Scopus)

2019

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

Sorensen, D. N., Martinussen, T. & Tchetgen, E. T., 1 Oct 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., 1 Apr 2019, In: Cephalalgia. 39, 5, p. 575-584

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

15 Citations (Scopus)

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., 1 Oct 2019, In: Lasers in Medical Science. 34, 8, p. 1513-1525 13 p.

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

1 Citation (Scopus)

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

Pavlič, K., Martinussen, T. & Andersen, P. K., 15 Apr 2019, In: Lifetime Data Analysis. 25, 2, p. 189-205 17 p.

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

Instrumental variables estimation under a structural Cox model

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

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

10 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

4 Citations (Scopus)

59 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., Jun 2019, In: PLoS ONE. 14, 6, 12 p., e0217983.

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

22 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, 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

Survivor bias in Mendelian randomization analysis

Vansteelandt, S., Dukes, O. & Martinussen, T., 1 Oct 2018, In: Biostatistics. 19, 4, p. 426-443 8 p.

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

17 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., 1 Feb 2018, In: International Journal of Epidemiology. 47, 1, p. 121–130 10 p.

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

17 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., Jan 2017, In: P L o S One. 12, 1, 13 p., e0170043.

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

2 Citations (Scopus)

76 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

11 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

10 Citations (Scopus)

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

Mansourvar, Z. & Martinussen, T., 1 Jul 2017, In: Lifetime Data Analysis. 23, 3, p. 426–438 13 p.

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

2 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

20 Citations (Scopus)

Mitral Regurgitation Severity and Left Ventricular Systolic Dimension Predict Survival in Young Cavalier King Charles Spaniels

Reimann, M. J., Moller, J. E., Haggstrom, J., Martinussen, T., Zatrazemi, S. S. C., Svanholm, L., Nielsen, L. B. M., Pedersen, H. D. & Olsen, L. H., 1 Jul 2017, In: Journal of Veterinary Internal Medicine. 31, 4, p. 1008-1016 9 p.

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

9 Citations (Scopus)

104 Downloads (Pure)

2016

An Additive-Multiplicative Restricted Mean Residual Life Model

Mansourvar, Z., Martinussen, T. & Scheike, T. H., Jun 2016, In: Scandinavian Journal of Statistics. 43, 2, p. 487-504 18 p.

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

3 Citations (Scopus)

A Note on the Large Sample Properties of Estimators Based on Generalized Linear Models for Correlated Pseudo-observations

Jacobsen, M. & Martinussen, T., Sept 2016, In: Scandinavian Journal of Statistics. 43, 3, p. 845-862 18 p.

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

16 Citations (Scopus)

Breeding Restrictions Decrease the Prevalence of Myxomatous Mitral Valve Disease in Cavalier King Charles Spaniels over an 8-to 10-Year Period

Birkegård, A. C., Reimann, M. J., Martinussen, T., Haggstrom, J., Pedersen, H. D. & Olsen, L. H., 1 Jan 2016, In: Journal of Veterinary Internal Medicine. 30, 1, p. 63-68 6 p.

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

18 Citations (Scopus)

117 Downloads (Pure)

Cox regression with missing covariate data using a modified partial likelihood method

Martinussen, T., Holst, K. K. & Scheike, T. H., 1 Oct 2016, In: Lifetime Data Analysis. 22, 4, p. 570–588 19 p.

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

2 Citations (Scopus)

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

Martinussen, T., Vansteelandt, S., Tchetgen, E. J. T. & Zucker, D. M., 2 Aug 2016, In: arXiv.org: Statistics. p. 1-41 41 p.

Research output: Contribution to journal › Journal article › Research

2015

Clustered survival data with left-truncation

Eriksson, F., Martinussen, T. & Scheike, T. H., 1 Dec 2015, In: Scandinavian Journal of Statistics. 42, 4, p. 1149–1166 18 p.

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

4 Citations (Scopus)

Genotype-phenotype correlation between the cardiac myosin binding protein C mutation A31P and hypertrophic cardiomyopathy in a cohort of Maine Coon cats: a longitudinal study

Granström, S. M. R., Godiksen, M. T. N., Christiansen, M., Pipper, C. B., Martinussen, T., Møgelvang, R., Søgaard, P., Willesen, J. & Koch, J., 1 Dec 2015, In: Journal of Veterinary Cardiology. 17 , Suppl. 1, p. S268-S281 14 p.

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

9 Citations (Scopus)

Göttingen minipig model of diet-induced atherosclerosis: influence of mild streptozotocin-induced diabetes on lesion severity and markers of inflammation evaluated in obese, obese and diabetic, and lean control animals

Ludvigsen, T. P., Kirk, R. K., Christoffersen, B. Ø., Pedersen, H. D., Martinussen, T., Kildegaard, J., Heegaard, P. M. H., Lykkesfeldt, J. & Olsen, L. H., 22 Sept 2015, In: Journal of Translational Medicine. 13, 12 p., 312.

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

16 Citations (Scopus)

147 Downloads (Pure)

Instrumental variable estimation in a survival context

Tchetgen Tchetgen, E. J., Walter, S., Vansteelandt, S., Martinussen, T. & Glymour, M., 1 May 2015, In: Epidemiology. 26, 3, p. 402-410 9 p.

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

81 Citations (Scopus)

Semiparametric regression for restricted mean residual life under right censoring

Mansourvar, Z., Martinussen, T. & Scheike, T. H., 2 Dec 2015, In: Journal of Applied Statistics. 42, 12, p. 2597–2613 17 p.

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

3 Citations (Scopus)

Serotonin markers show altered transcription levels in an experimental pig model of mitral regurgitation

Cremer, S. E., Zois, N. E., Moesgaard, S. G., Ravn, N., Cirera Salicio, S., Honge, J. L., Smerup, M. H., Hasenkam, J. M., Sloth, E., Leifsson, P. S., Falk, B. T., Oyama, M. A., Orton, C., Martinussen, T. & Olsen, L. H., 1 Feb 2015, In: The Veterinary Journal. 203, 2, p. 192-198 7 p.

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

9 Citations (Scopus)

The number of FoxP3+ cells in transbronchial lung allograft biopsies does not predict bronchiolitis obliterans syndrome within the first five years after transplantation

Krustrup, D., Iversen, M., Martinussen, T., Schultz, H. H. L. & Andersen, C. B., Mar 2015, In: Clinical Transplantation. 29, 3, p. 179-184 6 p.

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

8 Citations (Scopus)

Wound healing and all-cause mortality in 958 wound patients treated in home care

Zarchi, K., Martinussen, T. & Jemec, G. B. E., Sept 2015, In: Wound Repair and Regeneration. 23, 5, p. 753-758 6 p.

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

8 Citations (Scopus)

2014

Chronic alterations in growth hormone/insulin-like growth factor-I signaling lead to changes in mouse tendon structure

Nielsen, R. H., Clausen, N. M., Schjerling, P., Larsen, J. O., Martinussen, T., List, E. O., Kopchick, J. J., Kjær, M. & Heinemeier, K. M., Feb 2014, In: Matrix Biology. 34, p. 96-104 9 p.

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

17 Citations (Scopus)

Estimation of Causal Odds of Concordance using the Aalen Additive Model

Martinussen, T. & Pipper, C. B., Mar 2014, In: Scandinavian Journal of Statistics. 41, 1, p. 141-151 11 p.

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

2 Citations (Scopus)

Investigating the causal effect of vitamin D on serum adiponectin using a mendelian randomization approach

Husemoen, L. L. N., Skaaby, T., Martinussen, T., Jørgensen, T., Thuesen, B. H., Kistorp, C., Jeppesen, J., Thyssen, J. P., Meldgaard, M., Szecsi, P. B., Fenger, M. & Linneberg, A., 2014, In: European Journal of Clinical Nutrition. 68, p. 189-195 7 p.

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

22 Citations (Scopus)

On adjustment for auxiliary covariates in additive hazard models for the analysis of randomized experiments

Vansteelandt, S., Martinussen, T. & Tchetgen, E. J. T., Mar 2014, In: Biometrika. 101, 1, p. 237-244 8 p.

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

7 Citations (Scopus)

Strong association between activated valvular interstitial cells and histopathological lesions in porcine model of induced mitral regurgitation

Cremer, S. E., Zois, N. E., Moesgaard, S. G., Ravn, N., Cirera Salicio, S., Honge, J. L., Smerup, M. H., Hasenkam, J. M., Sloth, E., Leifsson, P. S., Falk, B. T., Oyama, M. A., Orton, C., Martinussen, T. & Olsen, L. H., 15 Jun 2014, In: International Journal of Cardiology. 174, 2, p. 443-446 4 p.

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

2 Citations (Scopus)

Time elapsed after transplantation influences the relationship between the number of regulatory T cells in lung allograft biopsies and subsequent acute rejection episodes

Krustrup, D., Iversen, M., Martinussen, T. & Andersen, C. B., 2014, In: Transplant Immunology. 31, 1, p. 42-47 6 p.

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

8 Citations (Scopus)

2013

Determinants of developmental coordination disorder in 7-year-old children: a study of children in the Danish National Birth Cohort

Faebo Larsen, R., Hvas Mortensen, L., Martinussen, T. & Nybo Andersen, A-M., Nov 2013, In: Developmental Medicine and Child Neurology. 55, 11, p. 1016-22 7 p.

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

27 Citations (Scopus)

Diabetes is a strong predictor of mortality during tuberculosis treatment: a prospective cohort study among tuberculosis patients from Mwanza, Tanzania

Faurholt-Jepsen, D., Range, N., PrayGod, G., Jeremiah, K., Faurholt-Jepsen, M., Aabye, M., Changalucha, J., Christensen, D. L., Grewal, H. M. S., Martinussen, T., Krarup, H., Witte, D. R., Andersen, A. B. & Friis, H., Jul 2013, In: Tropical Medicine & International Health. 18, 7, p. 822-829 8 p.

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

65 Citations (Scopus)

Effect of a stent bandage on the likelihood of incisional infection following exploratory celiotomy for colic in horses: a comparative retrospective study

Tnibar, A., Lin, K. G., Nielsen, K. T., Christophersen, M. T., Lindegaard, C., Martinussen, T. & Ekstrøm, C. T., Sept 2013, In: Equine Veterinary Journal. 45, 5, p. 564-569 6 p.

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

30 Citations (Scopus)

Effect of a stent bandage on the likelihood of incisional infection following exploratory coeliotomy for colic in horses: a comparative retrospective study

Tnibar, A., Grubbe Lin, K., Nielsen, K. T., Christophersen, M. T., Lindegaard, C., Martinussen, T. & Ekstrøm, C. T., 2013, In: Equine Veterinary Journal. 45, 5, p. 564-569 6 p.

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

30 Citations (Scopus)

Evaluation of the breeding program aiming at reducing the prevalence of myxomatous mitral valve disease in Cavalier King Charles Spaniels in Denmark

Birkegaard, A. C., Reimann, M. J., Häggström, J., Martinussen, T., Pedersen, H. D. & Olsen, L. H., 2013, American College of Veterinary Internal Medicine, Congress Proceedings. Sellon, R. K. & McClure, J. T. (eds.). Lakewood, p. 172 1 p.

Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

On collapsibility and confounding bias in Cox and Aalen regression models

Martinussen, T. & Vansteelandt, S., Jul 2013, In: Lifetime Data Analysis. 19, 3, p. 279-296 18 p.

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

42 Citations (Scopus)

Optimism and survival: does an optimistic outlook predict better survival at advanced ages? A twelve-year follow-up of Danish nonagenarians

Engberg, H., Jeune, B., Andersen-Ranberg, K., Martinussen, T., Vaupel, J. W. & Christensen, K., Oct 2013, In: Aging Clinical and Experimental Research (Online). 25, 5, p. 517-25 9 p.

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

21 Citations (Scopus)

Vitamin d status, filaggrin genotype, and cardiovascular risk factors: a mendelian randomization approach

Skaaby, T., Husemoen, L. L. N., Martinussen, T., Thyssen, J. P., Melgaard, M., Thuesen, B. H., Pisinger, C., Jørgensen, T., Johansen, J. D., Menné, T., Carlsen, B., Szecsi, P. B., Stender, S., Fenger, R. V., Fenger, M. & Linneberg, A., 27 Feb 2013, In: P L o S One. 8, 2, p. e57647

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

47 Citations (Scopus)

2012

A first guide to statistical computations in R

Martinussen, T., Skovgaard, I. & Sørensen, H., 2012, Biofolia/Samfundslitteratur.

Research output: Book/Report › Book › Education

Estimation of odds of concordance based on the Aalen additive model

Martinussen, T. & Pipper, CB., Dec 2012, In: Lifetime Data Analysis. 19, 1, p. 100-116 17 p.

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

7 Citations (Scopus)

Increased steady-state VO₂ and larger O₂ deficit with CO₂ inhalation during exercise

Østergaard, L., Kjær, K., Jensen, K., Gladden, L. B., Martinussen, T. & Pedersen, P. K., Mar 2012, In: Acta Physiologica.

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

7 Citations (Scopus)

On data-based selection of summary measures from repeated measurements

Skovgaard, I. & Martinussen, T., Feb 2012, In: Brazilian Journal of Probability and Statistics. 26, 1, p. 56-70 15 p.

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

Torben Martinussen

Research output

Search results