Project Team

MARK WALKER, MD

Mark Walker is a high risk obstetrician in the Department of Obstetrics and Gynecology at the Ottawa Hospital. Dr. Walker is also an Assistant Professor at the University of Ottawa. Dr. Walker currently holds a Career Scientist Award from the Ministry of Health of Ontario. His research involves clinical and epidemiologic studies with particular emphasis in the areas of pregnancy, thrombophilia, deep venous thrombosis, homocysteine, perinatal, pre-eclampsia, decision analysis, economic evaluation, cost benefit and cost effectiveness. Dr. Walker is the founder and director of the OMNI Research Group which is now one of the largest groups in the Clinical Epidemiology Program at the University of Ottawa.

Selected Publications:

Rodger MA, Carrier M, Keely E, Karovitch A, Nimrod C, Walker M, Wells PS. The management of thrombophilia during pregnancy: a Canadian survey. J Obstet Gynaecol Can. 2002 Dec;24(12):946-52.

Smith GN, Walker M. Single versus multiple courses of antenatal corticosteroids. Journal of Obstetrics and Gynecology Canada, April 2002, 339-341

Karkanis SG, Caloia D, Salenieks ME, Kingdom J, Walker M, Meffe F, Windrim R. Randomized controlled trial of rectal misoprostol versus oxytocin in third stage management. Journal of Obstetrics and Gynecology Canada 2002;24(2), 149-154

McDonald SD, Walker M. Homocysteine levels in pregnant women who smoke cigarettes. Medical Hypotheses, December 2001, 57(6), 792-796

Smith G, Walker M. The use of nitroglycerin as a tocolytic. Letter to the editor, British Journal of Obstetrics and Gynecology, September 2001 197(9), 1183-1184

Holmes P, Oppenheimer L, Gravelle A, Walker M, Blayney M. The effect of variable heart rate decelarations on intraventricular hemorrhage and other perinatal outcomes in preterm infants. Journal of Maternal-Fetal Medicine 2001; 10:264-268

Walker M, Ferguson S, Allen V. Heparin prophylaxis for the prevention of adverse perinatal outcome in women with a thrombophilia. Cochrane Collaboration of Systematic Reviews 2001

Gravelle A, Oppenheimer L, Holmes P, Walker M, Blayney M. The effect of variable heart rate decelerations on intraventricular hemorrhage and other perinatal outcomes in preterm low birth weight infants. Journal of Maternal-Fetal Medicine, August 2001, 10(4); 264-268

Scott H, Walker M, Gruslin A. Significance of meconium stained amniotic fluid in the preterm population. The Journal of Perinatology, April-May 2001 (21(3); 174-177

Ferguson SE, Smith GN, Walker M. Maternal homocysteine levels in women with preterm premature rupture of the membranes. Medical Hypothesis, January 2001, 56(1), 85-90