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K. Ishak · SciRah

Researcher profile · Semantic Scholar

K. Ishak

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K. Ishak — researcher profile on SciRah

h-index: 25
Works: 95
Citations: 3,041

Most-cited papers

The impact of compliance with osteoporosis therapy on fracture rates in actual practice
J. Caro, K. Ishak, K. Huybrechts, G. Raggio +1 more
2004Osteoporosis International495 citations
Semantic Scholar
Assessment of compliance with osteoporosis treatment and its consequences in a managed care population.
K. Huybrechts, K. Ishak, J. Caro
2006Bone373 citations
Semantic Scholar
Meta-analysis of longitudinal studies
K. Ishak, R. Platt, Lawrence Joseph, James A. Hanley +1 more
2007Clinical Trials281 citations
Semantic Scholar
The morbidity and mortality following a diagnosis of peripheral arterial disease: Long-term follow-up of a large database
J. Caro, K. Migliaccio-Walle, K. Ishak, I. Proskorovsky
2005BMC Cardiovascular Disorders226 citations Open access
Semantic Scholar
An economic evaluation of early assessment for Alzheimer's disease in the United Kingdom
D. Getsios, S. Blume, K. Ishak, G. Maclaine +1 more
2012Alzheimer's & Dementia154 citations
Semantic Scholar
Sunitinib in pancreatic neuroendocrine tumors: updated progression-free survival and final overall survival from a phase III randomized study
Sandrine Faivre, P. Niccoli, D. Castellano, Juan W. Valle +17 more
2016Annals of Oncology136 citations Open access
Semantic Scholar
Overview of Parametric Survival Analysis for Health-Economic Applications
K. Ishak, N. Kreif, Á. Benedict, N. Muszbek
2013PharmacoEconomics (Auckland)131 citations
Semantic Scholar
Simulation and Matching-Based Approaches for Indirect Comparison of Treatments
K. Ishak, I. Proskorovsky, Á. Benedict
2015PharmacoEconomics (Auckland)115 citations
Semantic Scholar
Compliance with refilling prescriptions for atypical antipsychotic agents and its association with the risks for hospitalization, suicide, and death in patients with schizophrenia in Quebec and Saskatchewan: a retrospective database study.
A. Ward, K. Ishak, I. Proskorovsky, J. Caro
2006Clinical Therapeutics85 citations
Semantic Scholar
Sunitinib in pancreatic neuroendocrine tumors: updated progression-free survival and final overall survival from a phase III randomized study.
S. Faivre, P. Niccoli, D. Castellano, J. Valle +17 more
2016Annals of Oncology74 citations Open access
Semantic Scholar
Iron chelation therapy: Clinical effectiveness, economic burden and quality of life in patients with iron overload
K. Payne, D. Rofail, J. Baladi, M. Viala +5 more
2008Advances in Therapy74 citations
Semantic Scholar
Assessment of health economics in Alzheimer's disease (AHEAD): treatment with galantamine in the UK
A. Ward, J. Caro, Denis Getsios, K. Ishak +2 more
2003PharmacoEconomics (Auckland)64 citations
Semantic Scholar
Assessment of health economics in Alzheimer’s disease (AHEAD)
Denis Getsios, J. Caro, G. Caro, K. Ishak
2001Neurology64 citations
Semantic Scholar
Impact of approximating or ignoring within‐study covariances in multivariate meta‐analyses
K. Ishak, R. Platt, Lawrence Joseph, James A. Hanley
2008Statistics in Medicine58 citations
Semantic Scholar
Clinical and economic burden of infused iron chelation therapy in the United States
K. Payne, M. Desrosiers, J. Caro, J. Baladi +4 more
2007Transfusion58 citations
Semantic Scholar
To what degree does cognitive impairment in Alzheimer's disease predict dependence of patients on caregivers?
J. Caro, A. Ward, K. Ishak, K. Migliaccio-Walle +3 more
2002BMC Neurology58 citations Open access
Semantic Scholar
Economic evaluation of galantamine in the treatment of mild to moderate Alzheimer's disease in the United States.
K. Migliaccio-Walle, D. Getsios, J. Caro, K. Ishak +2 more
2003Clinical Therapeutics57 citations
Semantic Scholar
Methods for Adjusting for Bias Due to Crossover in Oncology Trials
K. Ishak, I. Proskorovsky, B. Korytowsky, R. Sandin +2 more
2014PharmacoEconomics (Auckland)55 citations
Semantic Scholar
Estimating survival for cost-effectiveness analyses: a case study in atherothrombosis.
J. Caro, K. Ishak, K. Migliaccio-Walle
2004Value in Health55 citations Open access
Semantic Scholar
PERIPHERAL VASCULAR DISEASE Original Studies Costs and Cost-Effectiveness of Carotid Stenting versus Endarterectomy for Patients at Increased Surgical Risk: Results From the SAPPHIRE Trial
E. Mahoney, D. Greenberg, T. Lavelle, A. Natarajan +7 more
201147 citations
Semantic Scholar
Assessing patient PREFERence between the dulaglutide pen and the semaglutide pen: A crossover study (PREFER)
L. Matza, K. Boye, K. Stewart, K. Coyne +10 more
2019Diabetes, obesity and metabolism42 citations Open access
Semantic Scholar
Do Bayesian adaptive trials offer advantages for comparative effectiveness research? Protocol for the RE-ADAPT study
J. Connor, B. Luce, K. Broglio, K. Ishak +5 more
2013Clinical Trials27 citations Open access
Semantic Scholar
Accounting for the relationship between per diem cost and LOS when estimating hospitalization costs
K. Ishak, M. Stolar, Ming-yi Hu, Piedad Alvarez +3 more
2012BMC Health Services Research27 citations Open access
Semantic Scholar
Smoking Cessation Treatment and Outcomes Patterns Simulation: A New Framework for Evaluating the Potential Health and Economic Impact of Smoking Cessation Interventions
D. Getsios, J. Marton, N. Revankar, A. Ward +4 more
2013PharmacoEconomics (Auckland)26 citations Open access
Semantic Scholar
Treating Relapsing Multiple Sclerosis with Subcutaneous versus Intramuscular Interferon-Beta-1a
Shi-En Guo, D. Bozkaya, A. Ward, J. O'Brien +4 more
2012PharmacoEconomics (Auckland)25 citations
Semantic Scholar
The time course of subsequent hospitalizations and associated costs in survivors of an ischemic stroke in Canada
J. Caro, K. Migliaccio-Walle, K. Ishak, I. Proskorovsky +1 more
2006BMC Health Services Research21 citations Open access
Semantic Scholar
Using Bayesian Adaptive Trial Designs for Comparative Effectiveness Research: A Virtual Trial Execution.
B. Luce, J. Connor, K. Broglio, C. Mullins +3 more
2016Annals of Internal Medicine20 citations
Semantic Scholar
Bayesian Meta-Analyses for Comparative Effectiveness and Informing Coverage Decisions
S. Berry, K. Ishak, B. Luce, D. Berry
2010Medical Care20 citations Open access
Semantic Scholar
Oxybutynin Extended Release and Tolterodine Immediate Release
D. Getsios, J. Caro, K. Ishak, W. El-Hadi +5 more
2004Clinical drug investigation20 citations
Semantic Scholar
A Discrete-Event Simulation of Smoking-Cessation Strategies Based on Varenicline Pivotal Trial Data
J. Xenakis, Elizabeth T. Kinter, K. Ishak, A. Ward +4 more
2011PharmacoEconomics (Auckland)19 citations Open access
Semantic Scholar
Assessment-Schedule Matching in Unanchored Indirect Treatment Comparisons of Progression-Free Survival in Cancer Studies
V. Kapetanakis, T. Prawitz, M. Schlichting, K. Ishak +5 more
2019PharmacoEconomics (Auckland)18 citations Open access
Semantic Scholar
Adjusting for patient crossover in clinical trials using external data: a case study of lenalidomide for advanced multiple myeloma.
K. Ishak, J. Caro, M. Drayson, M. Dimopoulos +8 more
2011Value in Health18 citations Open access
Semantic Scholar
Costs and medical care consequences associated with the diagnosis of peripheral arterial disease
K. Migliaccio-Walle, J. Caro, K. Ishak, J. O'Brien
2012PharmacoEconomics (Auckland)17 citations
Semantic Scholar
Canadian economic comparison of extended-release oxybutynin and immediate-release tolterodine in the treatment of overactive bladder.
D. Getsios, J. Caro, K. Ishak, W. El-Hadi +1 more
2004Clinical Therapeutics14 citations
Semantic Scholar
Relative effectiveness of sunitinib versus everolimus in advanced pancreatic neuroendocrine tumors: an updated matching-adjusted indirect comparison.
K. Ishak, M. Rael, M. Hicks, S. Mittal +2 more
2018Journal of Comparative Effectiveness Research11 citations Open access
Semantic Scholar
Comparing medications in a therapeutic area using an NNT model.
J. Caro, K. Ishak, I. Caro, K. Migliaccio-Walle +1 more
2004Value in Health10 citations Open access
Semantic Scholar
889-3 Estimating life-years lost due to atherothrombotic events: Flexible survival functions for use in disease modeling
J. Caro, K. Migliaccio-Walle, K. Ishak, W. Weintraub
20048 citations Open access
Semantic Scholar
Health state utilities associated with weight loss in type 2 diabetes and obesity
K. Boye, L. Matza, K. Stewart, H. Andrews +5 more
2021Journal of Medical Economics7 citations Open access
Semantic Scholar
Determinants of Global QOL and Physical and Social Functionality In Multiple Myeloma
K. Jordan, K. Ishak, P. Lewis, I. Proskorovsky +6 more
20105 citations
Semantic Scholar
Modeling the efficiency of reaching a target intermediate end point: a case study in type 2 diabetes in the United States.
J. Caro, M. Salas, J. O'Brien, K. Ishak +2 more
2004Value in Health5 citations Open access
Semantic Scholar
Total Annual Costs of Infused Iron Chelation Therapy in the United States.
K. Payne, M. Desrosiers, I. Proskorovsky, K. Ishak +2 more
20064 citations
Semantic Scholar
HP4 THE IMPACT OF ADHERENCE TO OSTEOPOROSIS THERAPY ON FRACTURE RATES IN ACTUAL PRACTICE
J. Caro, K. Huybrechts, K. Ishak, C. Naujoks
20024 citations Open access
Semantic Scholar
How Assessment-Schedule Matching Limits Bias When Comparing Progression-Free Survival in Single-Arm Studies: An Application in Second-Line Urothelial Carcinoma Treatments.
V. Kapetanakis, T. Prawitz, M. Schlichting, K. Ishak +3 more
2021Value in Health3 citations Open access
Semantic Scholar
Indirect Treatment Comparison Without Network Meta-Analysis : Overview of Novel Techniques
K. Ishak
20142 citations
Semantic Scholar
Simulated Treatment Comparisons – An Alternative Approach to Indirect Comparison When Standard Methods Are Not Feasible or Appropriate
K. Ishak, I. Proskorovsky, Á. Benedict, C.-I. Chen
20132 citations Open access
Semantic Scholar
The design of an observational study of hypertension management, adherence and pressure control in Blood Pressure Success Zone Program participants
K. Payne, J. Caro, W. L. Daley, Z. Khan +8 more
2008International journal of clinical practice2 citations Open access
Semantic Scholar
CP2 THE IMPACT OF VARYING DEGREES OF COMPLIANCE WITH OSTEOPOROSIS MEDICATION ON FRACTURE RATES IN ACTUAL PRACTICE
J. Caro, K. Ishak, K. Huybrechts, C. Naujoks
20022 citations Open access
Semantic Scholar
Comparing progression-free survival (PFS) in second-line (2L) urothelial carcinoma (UC) treatments from single-arm trials: Importance of using appropriate methods.
V. Kapetanakis, T. Prawitz, M. Schlichting, K. Ishak +4 more
20201 citations
Semantic Scholar
Projecting Overall Survival with Immuno-Oncology Treatments | Evidera
K. Ishak
20161 citations
Semantic Scholar
PRM48 DESIGN AND OPERATIONAL CONSIDERATIONS FOR PRAGMATIC CLINICAL TRIALS TO SUPPORT HEOR EVALUATIONS
K. Ishak, K. Payne, M. Schrammel, J. Caro
20111 citations Open access
Semantic Scholar

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A. Ward — researcher profile on SciRah

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