Name: Pathiranage Dias
Position: Senior Lecturer (Grade I) on contract basis
Email : pathiranage.d@kdu.ac.lk
Mobile: 0718421624
Qualifications
Teaching Areas
Research Interests
Involvement with Other Organizations
Executive & Other Positions
Publications
Working Experience
Qualifications
BSc, MSc, PG Dip., ASTHE
Teaching Areas
- Descriptive Statistics
- Probability and distribution theory
- Statistical inference
- Nonparametric statistics
- Regression
- Design of experiments
- Data analysis
- Statistical communication
Research Interests
- Applied statistics
- Teaching and learning
- Counselling
Involvement with Other Organizations
- University of Sri Jayewardenepura
Executive & Other Positions
- Consultant, UNDP Research on Strengthening Access to Justice and Victims and Witness Protection, 2019
- Consultant, Study of the arrival pattern of visitors to Sigiriya, Department of Archeology Sri Lanka, 2018
- Consultant, Study on Re-framing the Implementation of National Post Consumer Plastic Waste Management Project, Central Environmental Authority, 2016
- Consultant, Cleaning Data of Country Wide ICT Survey (Survey on ICT Access and Usage by Households and Individuals), Information and Communication Technology Agency of Sri Lanka, 2016.
- Consultant, Study on Impact of Tariffs and Formulation of Advice to the Government on the Use of Electricity in Sri Lanka, Public Utilities Commission of Sri Lanka, 2015
Publications
Referred Journal Articles
- 2023: Association between Asia–Pacific body mass index classification and serum liver enzymes: alanine aminotransferase, aspartate aminotransferase and gamma-glutamyl transferase in healthy individuals, ELANN Dilhara, KDC Pushpakumara, P Dias, AMB Priyadarshani, Egyptian Liver Journal 13(1): https://doi.org/10.1186/s43066-023-00275-7
- 2022: The Effect of Bilirubin on Laboratory Investigations on Serum Creatinine: A Comparison Study Between Jaffe Reaction and Creatinase Enzymatic Method With Creatinine in Phosphate Buffered Saline Solution and Serum, Dissanayake RK, Ranaweera KKPT, Dias P, Priyadarshani AMB, Clin Exp Health Sci 2022; 12: 11-17. DOI: 10.33808/clinexphealthsci.714844
- 2021: Is Body Mass Index an Important Determinant in Screening Serum Amylase Level? Weerasinghe WCA, Risla MBF, Dias P, Priyadarshani AMB, Rajarata University Journal, Volume-6 Issue- II, ISSN: 2362-0080, http://www.ruj.ac.lk/journals/
- 2020: A Review on Misleading COVID-19 Statistics, D.Y. Jayasinghe, P. Dias, and C.L. Jayasinghe, Sri Lankan Journal of Applied Statistics, Vol (21-3): 74-80, DOI: http://doi.org/10.4038/sljastats.v21i3.8063
- 2020: Association of serum gamma glutamyltransferase with diabetes mellitus, random blood sugar and body mass index in selected Sri Lankan subjects, Devika Bandara, Sachini Thennakoon, Pathiranage Dias, Niroshima Withanage, Ceylon Journal of Medical Science 2020; 57 (1): 36-42.
https://cjms.sljol.info/articles/abstract/10.4038/cjms.v57i1.4970/ - 2018: Regional Seismic Activity after 2012 M8.6 Sumatra Earthquake, Shantha S.N. Gamage, D.R.L. Dodangodage, R.M.T.S. Ratnayake, P. Dias, Vidyodaya Journal of Science, 2018 , Vol. 21, Issue 1, p.
- 2013: Modelling electricity sales in Sri Lanka and Colombo city using different statistical methods H. A. Pathberiya, P. Dias, Journal of the National Science Foundation of Sri Lanka, Vol. 41, No. 1, pp. 41-51.
- 2012: From pesticides to medicinal drugs: time series analyses of methods of self-harm in Sri Lanka, De Silva VA, Senanayake SM, Hanwella R, Dias P, Bull. World Health Organ. 2012; 90(1):40-46.
- 2010: Comparison of the configuration of the posterior bifurcation of the posterior communicating artery between fetal and adult brains: A study of Sri Lankan Population, K. Ranil D. De silva, Rukmal Silva, Chandu De Silva, W. S. L. Gunasekera, R. W. Jayesekera, P. Dias, Annals of Indian Academy of Neurology, Vol 13, Issue 3.
- 1998: Estimating parameters of a mixture of two exponential distributions Geeganage, S. D. L., and Weerakoon, S., Dias P., Proceedings of the first annual research sessions, Faculty of graduate studies, University of Sri Jayewardenepura.
Conference Papers
- 2023: Assessment of electrolyte concentrations in plasma and serum and impact of delayed analysis at ambient temperature on serum electrolyte measurements, Fonseka HFYC, Wimalarathne WKGI, Dias P,, Priyadarshani AMB1, Proceedings of the International Conference on Medical Sciences (ICM) 2023, Faculty of Medical Sciences, University of Sri Jayewardenepura, 154-155
- 2018: Comparison of High Sensitivity C-Reactive Protein Levels Among Acute and Chronic Lower Back Pain Patients Undergoing Lumbar Discectomy, ND Withanage, H. Peiris, S. Perera, and LV Athiththan, P. Dias, Proceedings of 1st Bi-annual Conference, College of Biochemists of Sri Lanka, p. 14.
- 2018: Interference of Bilrubin in Serum Creatinine Estimation by Jaffe Reaction and Creatinase Method RK Dissanayake, KKPT Ranaweera, and AMB Priyadarshani, P. Dias, Proceedings of 11th International Research Conference of General Sir John Kothalawala Defence University of Sri Lanka, p. 51.
- 2016: Exploring the inputs of open distance learning processing system of the Open University, Sri Lanka: Detecting possible influential factors for registering students for the B. Sc. Degree programme K. A. J. M. Kuruppuarachchi, P. Dias, Proceedings of open university research sessions, 2016, pp. 5-9.
- 2009: Statistical Model for Early Warning of Floods of Kalu Ganga below Ellagawa, K.D.V.F. Siriwardena, P. Dias, Proceedings of the International Statistical Conference, Applied Statistics Association of Sri Lanka.
- 2007: Life Skills Assessment as a Teaching Tool to improve Cognitive and Employability Skills, Proceedings of the SDC-SLAIHEE March 2005 conference on Improving higher education effectiveness in Sri Lanka, Staff Development Centre, University of Colombo.
- 2006: Facilitating deep learning by improving study skills of undergraduates, Proceedings of the SDC-SLAIHEE March 2005 conference on Improving higher education effectiveness in Sri Lanka, Staff Development Centre, University of Colombo.
- 2005: Achieving higher cognitive skills through student-centred learning in teaching data analysis to undergraduates, Proceedings of the SDC-SLAIHEE March 2005 conference on Improving higher education effectiveness in Sri Lanka, Staff Development Centre, University of Colombo.
- 1999: Mathematical models for rainfall-runoff relationships Samanthi, W.G., Liyanage, M. L., and Watugala, G. K., Dias P, Proceedings of the annual sessions-55, Sri Lanka Association for the Advancement of Science.
Unpublished Thesis
- Estimation and Modelling of Australian Securities Prices
Working Experience
01-07-2014 –to date
Senior Lecturer (Grade I) in the Department of Statistics, University of Sri Jayewardenepura, Nugegoda.
31st August 2000 – 30-06-2014
Senior Lecturer (Grade I) in the Department of Statistics and Computer Science, University of Sri Jayewardenepura, Nugegoda.
10th July 1998 – 30th August 2000
Senior Lecturer (Grade II) in the Department of Statistics and Computer Science, University of Sri Jayewardenepura, Nugegoda.
31st August 1994 – 09th July 1998
Senior Lecturer (Grade II) in the Department of Mathematics, University of Sri Jayewardenepura, Nugegoda.
04th April 1988 – 30th August 1994
Lecturer (Probationary) in the Department of Mathematics, University of Sri Jayewardenepura, Nugegoda.