Browsing by Author "Sooriyarachchi, M.R."
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Item Adjusting for a cluster effect in the logistic regression model. an illustration of theory and its application(NSF. Colombo, 2011) Jayatillake, R.V.; Sooriyarachchi, M.R.; Senerathna, D.L.P.Item Competing risk model for dengue epidemiology in Sri Lanka:modeling length of stay in hospital(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2017) Karunarathna, G.H.S.; Sooriyarachchi, M.R.Item Determining the sensitivity and specificity of a substitute test as a diagnostic for its gold standard in the presence of severe missingness(National Science Foundation:Colombo, 2012-12) Senaratna, D.M.; Sooriyarachchi, M.R.Item Diagnostics for matched case control studies. SAS macro for proc logistic(NSF. Colombo, 2011) Viswakula, S.D.; Sooriyarachchi, M.R.Item Generalized Cochran Mantel Haenszel test for multilevel correlated categorical data: an algorithm and R function(National Science Foundation:Colombo, 2012-06) De Silva, D.B.U.S.; Sooriyarachchi, M.R.Item Guidelines for calculating sample size in 2x2 crossover trials. a simulation study(NSF. Colombo, 2011) Siyasinghe, N.M.; Sooriyarachchi, M.R.Item A multilevel Bayesian analysis of university entrance eligibility for selected districts in Sri Lanka: methods and application to educational data(NSF:Colombo, 2014-03) Jayawardena, N.I.; Sooriyarachchi, M.R.Item Simulation study of a novel method for comparing more than two independent receiver operating characteristic (ROC) curves based on the area under the curves (AUCs)(NSF:Colombo, 2015-12) Meyen, A.N.; Sooriyarachchi, M.R.Item The effect of a herbal formulation on the incidence and severity of upper respiratory symptoms in healthy volunteers. an open-label, randomised controlled clinical trial(Sri Lanka Medical Association. Colombo, 2012) Goonaratna, C.; Sooriyarachchi, M.R.Item 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(The Sri Lanka Medical Association:Colombo, 2017-09) Ekanayaka, R.A.I.; Rupasinha, A.D.C.S.; Sooriyarachchi, M.R.; Goonaratna, C.Item Use of Schoenfeld's global test to test the proportional hazards assumption in the Cox proportional hazards model:an application to a clinical study(National Science Foundation:Colombo, 2009-3) Abeysekera, W.W.M.; Sooriyarachchi, M.R.