Use of Schoenfeld's global test to test the proportional hazards assumption in the Cox proportional hazards model: an application to a clinical study WWM Abeysekera, MR Sooriyarachchi National Science Foundation: Colombo, 2009 | 79 | 2009 |
Mid‐trial design reviews for sequential clinical trials J Whitehead, A Whitehead, S Todd, K Bolland, MR Sooriyarachchi Statistics in Medicine 20 (2), 165-176, 2001 | 59 | 2001 |
A practical comparison of group-sequential and adaptive designs PJ Kelly, M Roshini Sooriyarachchi, N Stallard, S Todd Journal of Biopharmaceutical Statistics 15 (4), 719-738, 2005 | 49 | 2005 |
Sample size review in a head injury trial with ordered categorical responses K Bolland, MR Sooriyarachchi, J Whitehead Statistics in Medicine 17 (24), 2835-2847, 1998 | 48 | 1998 |
A goodness of fit test for the multilevel logistic model A Perera, MR Sooriyarachchi, SL Wickramasuriya Communications in Statistics-Simulation and Computation 45 (2), 643-659, 2016 | 39 | 2016 |
Adjusting for a cluster effect in the logistic regression model: an illustration of theory and its application. RV Jayatilleke, MR Sooriyarachchi, DLP Senerathna National Science Foundation, Sri Lanka, 2011 | 31 | 2011 |
Guidelines for calculating sample size in 2x2 crossover trials: a simulation study N Siyasinghe, MR Sooriyarachchi National Science Foundation, Sri Lanka, 2011 | 25 | 2011 |
Compliance for single and multiple dose regimens of superactivated charcoal: a prospective study of patients in a clinical trial F Mohamed, M Roshini Sooriyarachchi, L Senarathna, S Azhar, ... Clinical Toxicology 45 (2), 132-135, 2007 | 21 | 2007 |
Incorporating data received after a sequential trial has stopped into the final analysis: implementation and comparison of methods MR Sooriyarachchi, J Whitehead, M Tatsuru, K Bolland, A Whitehead Biometrics 59 (3), 701-709, 2003 | 17 | 2003 |
A method for sequential analysis of survival data with nonproportional hazards MR Sooriyarachchi, J Whitehead Biometrics, 1072-1084, 1998 | 17 | 1998 |
Incorporating intermediate binary responses into interim analyses of clinical trials: a comparison of four methods A Whitehead, MR Sooriyarachchi, J Whitehead, K Bolland Statistics in medicine 27 (10), 1646-1666, 2008 | 12 | 2008 |
Generalized Cochran Mantel Haenszel test for multilevel correlated categorical data: an algorithm and R function D De Silva, MR Sooriyarachchi National Science Foundation: Colombo, 2012 | 9 | 2012 |
The effect of thriphala, a herbal Ayurveda formulation, on serum lipids, in patients on a maintenance dose of atorvastatin for hyperlipidaemia: a randomized controlled trial RAI Ekanayaka, A Rupasinha, MR Sooriyarachchi, C Goonaratna The Sri Lanka Medical Association: Colombo, 2017 | 8 | 2017 |
A novel method for testing goodness of fit of a proportional odds model: an application to an ADS study WWM Abeysekera, R Sooriyarachchi Journal of the National Science Foundation of Sri Lanka 36 (2), 125-135, 2008 | 8 | 2008 |
The sequential analysis of repeated binary responses: a score test for the case of three time points MR Sooriyarachchi, J Whitehead, A Whitehead, K Bolland Statistics in medicine 25 (13), 2196-2214, 2006 | 8 | 2006 |
Factors Affecting Life Expectancy: A Global Perspective. L Pathirathne, MR Sooriyarachchi | 6 | 2019 |
Bivariate negative binomial modelling of epidemiological data SM Fernando, MR Sooriyarachchi Open Science Journal of Statistics and Application 5 (3), 47-57, 2018 | 6 | 2018 |
A goodness of fit test for the multilevel proportional odds model N Epasinghe, R Sooriyarachchi Communications in Statistics-Simulation and Computation 46 (7), 5610-5626, 2017 | 6 | 2017 |
Comparison of methods for analyzing binary repeated measures data: A simulation-based study (comparison of methods for binary repeated measures) M Gawarammana, MR Sooriyarachchi Communications in Statistics-Simulation and Computation 46 (3), 2103-2120, 2017 | 6 | 2017 |
Joint modeling of mixed responses: An application to poultry industry JC Hapugoda, RS Kalupahana, MR Sooriyarachchi, DA Satharasinghe International Conference on Computational Mathematics, Computational …, 2017 | 6 | 2017 |