Publications by authors named "Hein Putter"

100Publications

Nationwide study to predict colonic ischemia after abdominal aortic aneurysm repair in The Netherlands.

Ann Vasc Surg 2020 Dec 28. Epub 2020 Dec 28.

Department of Vascular Surgery, Haga Teaching Hospital, Els Borst-Eilersplein 275, 2545 AA, The Hague, the Netherlands.

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December 2020

Modeling Long-Term Erythropoietic Recovery After Allogeneic Stem Cell Transplants in Pediatric Patients.

Front Pediatr 2020 30;8:584156. Epub 2020 Nov 30.

Willem Alexander Children's Hospital, Leiden University Medical Center, Leiden, Netherlands.

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November 2020

Reply to M. Dowsett et al.

J Clin Oncol 2020 Dec 16:JCO2003015. Epub 2020 Dec 16.

Iris Noordhoek, BSc, Hein Putter, PhD, and Johanneke E. A. Portielje, MD, PhD, Leiden University Medical Center, Leiden, the Netherlands and Gerrit-Jan Liefers, MD, PhD, Department of Surgery, Leiden University Medical Center, Leiden, the Netherlands.

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December 2020

The prognostic value of the tumor-stroma ratio in squamous cell lung cancer, a cohort study.

Cancer Treat Res Commun 2020 21;25:100247. Epub 2020 Nov 21.

Department of Surgery, Leiden University Medical Center, Albinusdreef 2, 2333 ZA Leiden, The Netherlands. Electronic address:

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November 2020

Survival prediction models since liver transplantation - comparisons between Cox models and machine learning techniques.

BMC Med Res Methodol 2020 11 16;20(1):277. Epub 2020 Nov 16.

Mathematical Institute (MI) Leiden University, Niels Bohrweg 1, Leiden, 2333 CA, the Netherlands.

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November 2020

Prognostic Factors for Short-term Recovery of Independence in a Multistate Model for Patients With a Hip Fracture.

J Am Med Dir Assoc 2020 Sep 19. Epub 2020 Sep 19.

Department of Public Health and Primary Care, Leiden University Medical Center, Leiden, the Netherlands.

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September 2020

Invited response to "MELD calibration".

Am J Transplant 2021 Jan 19;21(1):440-441. Epub 2020 Sep 19.

Division of Transplantation, Department of Surgery, Leiden University Medical Centre, Leiden, the Netherlands.

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January 2021

Stent Graft Sizing for Endovascular Abdominal Aneurysm Repair Using Open Source Image Processing Software.

Ann Vasc Surg 2020 Sep 3. Epub 2020 Sep 3.

Department of Surgery, Leiden University Medical Center, Leiden, the Netherlands. Electronic address:

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September 2020

Stereoscopic three-dimensional visualisation technology in anatomy learning: A meta-analysis.

Med Educ 2020 Aug 13. Epub 2020 Aug 13.

Department of Surgery, Faculty of Medicine, Leiden University Medical Center, Leiden, The Netherlands.

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August 2020

A global test for competing risks survival analysis.

Stat Methods Med Res 2020 12 6;29(12):3666-3683. Epub 2020 Jul 6.

Biomedical Data Sciences, Leiden University, Leiden, The Netherlands.

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December 2020

Joint modeling of interval counts of recurrent events and death.

Biom J 2020 Jun 14. Epub 2020 Jun 14.

Laboratory of Statistical Demography, Max Planck Institute for Demographic Research, Rostock, Germany.

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June 2020

Validation of the Model for End-stage Liver Disease sodium (MELD-Na) score in the Eurotransplant region.

Am J Transplant 2021 Jan 4;21(1):229-240. Epub 2020 Aug 4.

Division of Transplantation, Department of Surgery, Leiden University Medical Centre, Leiden, The Netherlands.

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January 2021

A tutorial on frailty models.

Stat Methods Med Res 2020 Nov 28;29(11):3424-3454. Epub 2020 May 28.

Department of Biomedical Data Sciences, Leiden University Medical Centre, Leiden, The Netherlands.

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November 2020

Prediction meets causal inference: the role of treatment in clinical prediction models.

Eur J Epidemiol 2020 Jul 22;35(7):619-630. Epub 2020 May 22.

Department of Biomedical Data Sciences, Leiden University Medical Center, Zone S5-P, PO Box 9600, 2300 RC, Leiden, The Netherlands.

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July 2020

On the relation between the cause-specific hazard and the subdistribution rate for competing risks data: The Fine-Gray model revisited.

Biom J 2020 05 4;62(3):790-807. Epub 2020 Mar 4.

Department of Biomedical Data Sciences, Leiden University Medical Center, Leiden, The Netherlands.

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May 2020

A High Proportion of Patients Have Unfulfilled Sexual Expectations After TKA: A Prospective Study.

Clin Orthop Relat Res 2020 09;478(9):2004-2016

R. T. E. Harmsen, M. G. J. Gademan, R. G. H. H. Nelissen, Department of Orthopaedics, Leiden University Medical Center, Leiden the Netherlands T. M. Haanstra, Orthopedic Unit, Radboud UMC, Nijmegen and the Association of Dutch Burns Centres (TMH) B. L. Den Oudsten, Center of Research on Psychological and Somatic Disorders, Department of Medical and Clinical Psychology, Tilburg University, Tilburg, the Netherlands H. Putter, Department of Biomedical Data Sciences, Leiden University Medical Center, Leiden, the Netherlands H. W. Elzevier, Department of Urology and Medical Decision Making, Leiden University Medical Center, Leiden, the Netherlands M. G. J. Gademan, Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, the NetherlandsR. T. E. Harmsen,M. G. J. Gademan, R. G. H. H. Nelissen, Department of Orthopaedics,Leiden University Medical Center, Leiden the Netherlands.

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September 2020

Clinical Predictors Leading to Change of Initial Conservative Treatment of 836 Vestibular Schwannomas.

J Neurol Surg B Skull Base 2020 Feb 4;81(1):15-21. Epub 2019 Feb 4.

Department of ENT, Leiden University Medical Center, Leiden, The Netherlands.

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February 2020

Exploratory analysis of the effect of mirabegron on urodynamic sensation parameters and urethral pressure variations.

Int Urogynecol J 2021 Jan 3;32(1):87-93. Epub 2020 Feb 3.

Department of Urology, HaaglandenMC, Postbus 432, 2501 CK, The Hague, The Netherlands.

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January 2021

Elevated CEA and CA19-9 serum levels independently predict advanced pancreatic cancer at diagnosis.

Biomarkers 2020 Mar 13;25(2):186-193. Epub 2020 Feb 13.

Department of Surgery, Leiden University Medical Center, Leiden, The Netherlands.

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March 2020

The effect of treatment delay on time-to-recovery in the presence of unobserved heterogeneity.

Biom J 2020 07 20;62(4):1012-1024. Epub 2020 Jan 20.

Department of Biomedical Data Sciences, Medical Statistics, Leiden University Medical Center, Leiden, The Netherlands.

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July 2020

A comparison of the beta-geometric model with landmarking for dynamic prediction of time to pregnancy.

Biom J 2020 01 18;62(1):175-190. Epub 2019 Nov 18.

Medical Statistics, Department of Biomedical Data Sciences, Leiden University Medical Centre, Leiden, The Netherlands.

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January 2020

The intra-tumoural stroma in patients with breast cancer increases with age.

Breast Cancer Res Treat 2020 Jan 18;179(1):37-45. Epub 2019 Sep 18.

Department of Surgery, Leiden University Medical Center, Albinusdreef 2, 2333 ZA, Leiden, The Netherlands.

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January 2020

miRMap: Profiling 14q32 microRNA Expression and DNA Methylation Throughout the Human Vasculature.

Front Cardiovasc Med 2019 8;6:113. Epub 2019 Aug 8.

Department of Surgery, Leiden University Medical Center, Leiden, Netherlands.

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August 2019

Predictive Capacity of Risk Models in Liver Transplantation.

Transplant Direct 2019 Jun 22;5(6):e457. Epub 2019 May 22.

Division of Transplantation, Department of Surgery, Leiden University Medical Center, Leiden, The Netherlands.

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June 2019

Impact of Temporary Portocaval Shunting and Initial Arterial Reperfusion in Orthotopic Liver Transplantation.

Liver Transpl 2019 11 26;25(11):1690-1699. Epub 2019 Sep 26.

Division of Transplantation, Departments of Surgery, Leiden University Medical Center, Leiden, the Netherlands.

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November 2019

The population-attributable fraction for time-dependent exposures using dynamic prediction and landmarking.

Biom J 2020 05 19;62(3):583-597. Epub 2019 Jun 19.

Institute of Medical Biometry and Statistics, Faculty of Medicine and Medical Center - University of Freiburg, Freiburg, Germany.

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May 2020

Using maximal systolic acceleration to diagnose and assess the severity of peripheral artery disease in a flow model study.

J Vasc Surg 2020 01 27;71(1):242-249. Epub 2019 May 27.

Department of Vascular Surgery, Leiden University Medical Center, Leiden, The Netherlands.

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January 2020

Nonproportional hazards and unobserved heterogeneity in clustered survival data: When can we tell the difference?

Stat Med 2019 08 3;38(18):3405-3420. Epub 2019 May 3.

Medical Statistics, Department of Biomedical Data Sciences, Leiden University Medical Center, Leiden, The Netherlands.

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August 2019

Treatment-Related Sexual Side Effects From the Perspective of Partners of Men With Prostate Cancer.

J Sex Marital Ther 2019 23;45(5):440-451. Epub 2019 Apr 23.

a Department of Urology , Leiden University Medical Center , Leiden , The Netherlands.

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January 2020

Landmark estimation of transition probabilities in non-Markov multi-state models with covariates.

Lifetime Data Anal 2019 10 17;25(4):660-680. Epub 2019 Apr 17.

Oslo Centre for Biostatistics and Epidemiology, University of Oslo and Oslo University Hospital, Oslo, Norway.

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October 2019

Patient Expectations of Sexual Activity After Total Hip Arthroplasty: A Prospective Multicenter Cohort Study.

JB JS Open Access 2018 Dec 4;3(4):e0031. Epub 2018 Oct 4.

Departments of Biomedical Data Sciences (H.P.), Orthopaedics (R.T.E.H., C.S.L., and R.G.H.H.N.), and Urology and Medical Decision Making (H.W.E.), Leiden University Medical Center, Leiden, the Netherlands.

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December 2018

Prognostic value of low CDX2 expression in colorectal cancers with a high stromal content - a short report.

Cell Oncol (Dordr) 2019 Jun 8;42(3):397-403. Epub 2019 Mar 8.

Department of Surgery, Leiden University Medical Centrum, Albinusdreef 2, 2333ZA, Leiden, The Netherlands.

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June 2019

Twenty-year outcomes of coronary artery bypass grafting utilizing 3 in situ arterial grafts.

J Thorac Cardiovasc Surg 2019 06 19;157(6):2228-2236. Epub 2018 Dec 19.

Department of Biomedical Data Sciences, Leiden University Medical Center, Leiden, The Netherlands.

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June 2019

Disqualification of Neoadjuvant Rectal Score Based on Data of 6596 Patients From the Netherlands Cancer Registry.

Clin Colorectal Cancer 2019 06 19;18(2):e231-e236. Epub 2019 Jan 19.

Department of Surgery, Leiden University Medical Centre, Leiden, The Netherlands; Department of Surgery, The Netherlands Cancer Institute, Amsterdam, The Netherlands. Electronic address:

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June 2019

A joint model for dynamic prediction in uveitis.

Stat Med 2019 05 19;38(10):1802-1816. Epub 2018 Dec 19.

Department of Medical Statistics and Bioinformatics, Leiden University Medical Center, Leiden, The Netherlands.

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May 2019

Individual dynamic predictions using landmarking and joint modelling: Validation of estimators and robustness assessment.

Stat Methods Med Res 2019 12 22;28(12):3649-3666. Epub 2018 Nov 22.

INSERM, UMR1219, Univ. Bordeaux, ISPED, Bordeaux, France.

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December 2019

Peer instruction improves comprehension and transfer of physiological concepts: a randomized comparison with self-explanation.

Adv Health Sci Educ Theory Pract 2019 03 20;24(1):151-165. Epub 2018 Oct 20.

Center for Innovation in Medical Education, Leiden University Medical Center, Leiden, The Netherlands.

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March 2019

Investigating hospital heterogeneity with a competing risks frailty model.

Stat Med 2019 01 18;38(2):269-288. Epub 2018 Oct 18.

Mathematical Institute, Leiden University, Leiden, The Netherlands.

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January 2019

Identification and Validation of the Predictive Capacity of Risk Factors and Models in Liver Transplantation Over Time.

Transplant Direct 2018 Sep 21;4(9):e382. Epub 2018 Aug 21.

Division of Transplantation, Department of Surgery, Leiden University Medical Center, Leiden University, Leiden, the Netherlands.

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September 2018

A note on pseudo-observations and left-truncation.

Biom J 2019 03 16;61(2):290-298. Epub 2018 Aug 16.

Section of Biostatistics, University of Copenhagen, Copenhagen, Denmark.

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March 2019

Estimating the penetrance of pathogenic gene variants in families with missing pedigree information.

Stat Methods Med Res 2019 Oct-Nov;28(10-11):2924-2936. Epub 2018 Aug 3.

Department of Otorhinolaryngology - Head and Neck Surgery, VU University Medical Center, Amsterdam, the Netherlands.

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December 2020

Change in quality of life after a multidisciplinary intervention for people with dementia: A cluster randomized controlled trial.

Int J Geriatr Psychiatry 2018 Jun 11. Epub 2018 Jun 11.

Department of Public Health and Primary Care, Leiden University Medical Center, Leiden, The Netherlands.

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June 2018

Suitable sexual health care according to men with prostate cancer and their partners.

Support Care Cancer 2018 Dec 7;26(12):4169-4176. Epub 2018 Jun 7.

Department of Urology, Leiden University Medical Center, PO Box 9600, 2300 WB, Leiden, The Netherlands.

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December 2018

Non-parametric estimation of transition probabilities in non-Markov multi-state models: The landmark Aalen-Johansen estimator.

Stat Methods Med Res 2018 07 20;27(7):2081-2092. Epub 2016 Oct 20.

2 Department of Mathematics, University of Utrecht, Utrecht, The Netherlands.

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July 2018

Predictive potential of tumour-stroma ratio on benefit from adjuvant bevacizumab in high-risk stage II and stage III colon cancer.

Br J Cancer 2018 07 14;119(2):164-169. Epub 2018 May 14.

Department of Surgery, Leiden University Medical Centre, Albinusdreef 2, 2300 RC, Leiden, Netherlands.

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July 2018

Dynamic prediction of cumulative incidence functions by direct binomial regression.

Biom J 2018 07 25;60(4):734-747. Epub 2018 Mar 25.

Radboud University Medical Center, Radboud Institute of Molecular Life Sciences, Nijmegen, The Netherlands.

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July 2018

The center effect in liver transplantation in the Eurotransplant region: a retrospective database analysis.

Transpl Int 2018 06 5;31(6):610-619. Epub 2018 Mar 5.

Division of Transplantation, Department of Surgery, Leiden University Medical Center, Leiden University, Leiden, The Netherlands.

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June 2018