Mark Walker, MSc, MD, FRCSC

Phone: (613) 739-6655
Fax: (613) 739-6266

Senior Scientist, Clinical Epidemiology, Ottawa Hospital Research Institute

Professor and Tier One Research Chair in Perinatal Research, Department of Obstetrics and Gynecology, Division of Maternal Fetal Medicine, Cross-appointment with the Department of Epidemiology and Community Medicine, Member, Faculty of Graduate and Postdoctoral Studies, University of Ottawa

High Risk Obstetrician, Maternal-Fetal Medicine and Newborn Care, Department of Obstetrics and Gynecology, The Ottawa Hospital, General Campus

Research

Health services research, population health research, and clinical studies in perinatology

Dr. Mark Walker is a high risk obstetrician and Clinical Epidemiologist.  He has published over 170 peer reviewed articles and has made a significant impact in our understanding of folic acid in pregnancy, thrombophilia in pregnancy, and is a highly regarded perinatal health services researcher.

Dr. Walker’s leadership roles include the Chair of the Society of Investigators in Obstetrics and Gynecology, the co-Chair of the Provincial Council for Maternal Newborn Health, the scientific Director and co-director of BORN (Better Outcomes Registry and Network) and the co-chair of the Canadian Perinatal Surveillance System’s Maternal Infant Study Group. He currently holds a Tier 1 Chair from the University of Ottawa in Perinatal Research. He is co-founder of the OMNI Research Group (Obstetrics, Maternal and Newborn Investigations) at The Ottawa Hospital which is the largest maternal and newborn research group in Canada and ranks in the top 5 in the world. style="mso-spacerun:yes"> 

Most Recent Publications (provided by The Ottawa Hospital Library Database)

Zhou L; He G; Zhang J; Xie R; Walker M; Wen SW, (2011 Mar 2), Risk factors of obesity in preschool children in an urban area in China, Eur J Pediatr, -> view abstract

Guo Y; Longo CJ; Xie R; Wu WS; Walker MC; Smith GN, (2011 Feb 4), Cost-Effectiveness of Transdermal Nitroglycerin use for Preterm Labor, Value Health, -> view abstract

Yang J; Xie RH; Krewski D; Wang YJ; Walker M; Wen SW, (2011 Feb 21), Exposure to trimethoprim/sulfamethoxazole but not other FDA category C and D anti-infectives is associated with increased risks of preterm birth and low birth weight, Int J Infect Dis, -> view abstract

Magee LA; von DP; Allen VM; Ansermino JM; Audibert F; Barrett J; Brant R; Bujold E; Crane JM; Demianczuk N; Joseph KS; Lee SK; Piedboeuf B; Smith G; Synnes A; Walker M; Whittle W; Wood S; Lee T; Li J; Payne B; Liston RM, (2011 Feb), The canadian perinatal network: a national network focused on threatened preterm birth at 22 to 28 weeks' gestation, J Obstet Gynaecol Can, Vol.33, Issue 2, 111-120 -> view abstract

Smith GN; Guo Y; Wen SW; Walker MC, (2010 Sep 2), Secondary analysis of the use of transdermal nitroglycerin for preterm labor, Am J Obstet Gynecol , Vol.203, Issue 6, 565 -> view abstract

Liu N; Wen SW; Katherine W; Bottomley J; Yang Q; Walker MC, (2010 Nov), Neighbourhood family income and adverse birth outcomes among singleton deliveries, J Obstet Gynaecol Can, Vol.32, Issue 11, 1042-1048 -> view abstract

Wen SW; Leader A; White RR; Leveille MC; Wilkie V; Zhou J; Walker MC, (2010 Mar 4), A comprehensive assessment of outcomes in pregnancies conceived by in vitro fertilization/intracytoplasmic sperm injection, Eur J Obstet Gynecol Reprod Biol, Vol.150, Issue 2, 160-165 -> view abstract

Xu H; Perez-Cuevas R; Xiong X; Reyes H; Roy C; Julien P; Smith G; von DP; Leduc L; Audibert F; Moutquin JM; Piedboeuf B; Shatenstein B; Parra-Cabrera S; Choquette P; Winsor S; Wood S; Benjamin A; Walker M; Helewa M; Dube J; Tawagi G; Seaward G; Ohlsson A; Magee LA; Olatunbosun F, (2010 Mar), An international trial of antioxidants in the prevention of preeclampsia (INTAPP), American Journal of Obstetrics & Gynecology, Vol.202, Issue 3, 239-239 -> view abstract

Miller EC; Cao H; Wu WS; Yang Q; Lafleche J; Walker M, (2010 Jun 24), The risk of adverse pregnancy outcomes is increased in preeclamptic women who smoke compared with nonpreeclamptic women who do not smoke, Am J Obstet Gynecol, Vol.203, Issue 4, 334 -> view abstract

Hutcheon JA; Walker M; Platt RW, (2010 Dec 6), Assessing the Value of Customized Birth Weight Percentiles, Am J Epidemiol, -> view abstract

Note: This is not a complete list of publications. More publications may be available in The Ottawa Hospital Library database and Pubmed (search by last name and initials).