Dr. Samidi Navaratna
Senior Lecturer
Dept. of Community Medicine, Faculty of Medicine, University of Peradeniya
samidi.navaratna@med.pdn.ac.lk, samidinavaratna@gmail.com
+94 71 841 2112
+94 81 223 7844
+94 81 238 9106
Educational / Professional Qualifications
MBBS (Pera), DCH (Col), MSc (Com. Med), MD ( Com.Med)
Research Interest
  • Child and adolescent health
  • Injury prevention
  • Nutrition and lifestyle
  • Prevention of STI and HIV/AIDS
Teaching Experiance
  • At present, Iím attached to Department of Community Medicine, University of Peradeniya as a Senior lecturer in Community Medicine and thus delivers lectures to medical students on various subject areas.
    1. Module coordinator of Bio-statistics module:
      Conduct lectures on inferential statistics- Parametric tests (one sample z test, two sample z test, one sample t test, 2 sample independent t test, paired t test, z test for one proportion, z test for comparing 2 proportions), non- parametric tests (chi-square test of Goodness of fit, chi square test of independence), Correlation and regression as well as sampling techniques and sample size calculation.
    2. Doctor in society 5 All the lectures in Health Promotion module, Gender based violence
    3. Growth, Development and Nutrition module (all the community medicine related nutrition lectures)
    4. Doctor in society 3 Disability as a public health problem, TB prevention, Introduction to MOH area
    5. Convener of Student Research Projects
    6. Clerkship attachment-Currently, I play a major role in teaching students on their clerkship appointment (field appointment) in particular in school medical inspections, poly clinics and child welfare clinics.
  • Contribution to MSc Community Medicine, Bio-statistics module, PGIM, University of Colombo
  1. Senior Lecturer in Community Medicine, Faculty of Medicine, University of Peradeniya – 06.02.2016 up to date
  2. Lecturer in Community Medicine – 06.06.2013- 05.02.2016
  3. Medical Officer responsible for training of health care workers (MO Training), Regional Training Centre, Kadungannawa/ Registrar in Community Medicine- June 2012- June 2013
  4. Registrar in Community Medicine, Department of Community Medicine, Faculty of Medicine, University of Peradeniya- October 2010- June 2012
  5. Postgraduate Trainee, Postgraduate Institute of Medicine, University of Colombo- June 2010- October 2010
  6. Medical Officer of Health (MOH), Gangawatakorale- February 2009- June 2010
  7. PGIM trainee/ MSc Community Medicine, Post Graduate Institute of Medicine, University of Colombo, Colombo, Sri Lanka- January 2008-February 2009
  8. Medical Officer, Cancer Institute, Maharagama, Sri Lanka-May 2006 to January 2008
  9. Medical Officer, Paediatric Intensive care unit, Teaching Hospital, Kandy, Sri Lanka - December 2003 to May 2006
  10. Medical Officer, Nephrology clinic, Teaching Hospital, Kandy, Sri Lanka- January 2003 to December 2006
  11. House Officer in Paediatrics, and Obstetrics and Gynaecology Teaching Hospital, Kandy, Sri Lanka- January 2002 to January 2003:
  12. Temporary lecturer in Paediatrics at Department of Paediatrics, Faculty of Medicine, University of Peradeniya- 2001- 2002
Fellowships / Scholarships
  1. Visiting Research Fellow- Allergy and Lung Health Unit (ALHU), Melbourne School of Population and Global Health, Faculty of Medicine, Dentistry and Health Sciences, University of Melbourne, Australia May 2017- May 2018
  2. Visiting Researcher- Department of Global Health and Epidemiology, Division of Preventive Medicine, Hokkaido University Graduate School of Medicine, Japan January- March 2012
  3. Safety 2021- scholarship for conference paper presentation, Public Health Association, Austrailia 
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