Dr. Laurie Twells

Associate Professor
Joint appointment with Faculty of Medicine
Scientific Lead, NL Support Unit

Dr. Twells completed a Master of Science in Epidemiology and Health Policy at the London School of Hygiene and Tropical Medicine and the London School of Economics in London, UK before completing her PhD in Clinical Epidemiology at Memorial University.

Research Areas of Interest:

  • Prevention, management and treatment of obesity
  • Childhood obesity
  • Infant nutrition
  • Child and maternal health
  • Health services research
  • Clinical epidemiology
  • Epidemiology

Teaching Areas of Interest: Epidemiology, Clinical Epidemiology, Research Design and Methods, Health Policy and Health Systems

Current Projects:

  • The NL Bariatric Surgery Cohort (BaSco) Study - a quasi-experimental study with pre-surgical and post-surgical assessments of laparoscopic sleeve gastrectomy (bariatric) surgery
  • The Feeding Infants in NL (FiNaL) Study - a provincial population-based prospective cohort study of over 1000 expectant women and assessment of maternal attitudes to infant feeding

Selected Publications:

  • Alkusayer NM, Midodzi WK, Newhook LA, Gill N, Halfyard B, Twells LK. Psychometric Assessment and Precision Remodeling of the Iowa Infant Feeding Attitude Scale to Improve Clinical Use and Efficacy Among Prenatal Women in Canada. Journal of Human Lactation. 2018; 34 (1). Available from: doi: 10.1177/0890334417741296.
  • Randell EW, Twells LK, Gregory DM, Lester KK, Daneshtalab N, Dillon C, Pace D, Smith C, Boone D. Pre-operative and post-operative changes in CRP and other biomarkers sensitive to inflammatory status in patients with severe obesity undergoing laparoscopic sleeve gastrectomy. Clinical Biochemistry. 2017; 52. Available from: doi: 10.1016/j.clinbiochem.2017.10.010.
  • Twells LK, Driscoll S, Gregory DM, Lester K, Fardy JM, Pace, D. Morbidity and health-related quality of life of patients accessing laparoscopic sleeve gastrectomy: a single-centre cross-sectional study in one province of Canada. BMC Obesity. 2017; 4(40)


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Dr. Laurie Twells
Phone: (709) 864-6655


School of Pharmacy

230 Elizabeth Ave, St. John's, NL, CANADA, A1B 3X9

Postal Address: P.O. Box 4200, St. John's, NL, CANADA, A1C 5S7

Tel: (709) 864-8000