Marcelo L. Urquia

PhD, MSc, Mg Public Health, BA

Affiliate Scientist, Li Ka Shing Knowledge Institute


Research Interests

Maternal and infant health, perinatal epidemiology, migration and health, social determinants of health

Research Activities

My ongoing research involves several aspects of maternal, fetal and infant health, with emphasis on immigrant populations.

Please note: Dr. Urquia is not taking any summer students in 2017.

Recent Publications

  1. Brar, A, Wanigaratne, S, Pulver, A, Ray, JG, Urquia, ML. Sex Ratios at Birth Among Indian Immigrant Subgroups According to Time Spent in Canada. J Obstet Gynaecol Can. 2017;39 (6):459-464.e2. doi: 10.1016/j.jogc.2017.01.002. PubMed PMID:28462899 .
  2. Khan, AM, Urquia, M, Kornas, K, Henry, D, Cheng, SY, Bornbaum, C et al.. Socioeconomic gradients in all-cause, premature and avoidable mortality among immigrants and long-term residents using linked death records in Ontario, Canada. J Epidemiol Community Health. 2017;71 (7):625-632. doi: 10.1136/jech-2016-208525. PubMed PMID:28289039 .
  3. Yudin, MH, Mistry, N, De Souza, LR, Besel, K, Patel, V, Blanco Mejia, S et al.. Text messages for influenza vaccination among pregnant women: A randomized controlled trial. Vaccine. 2017;35 (5):842-848. doi: 10.1016/j.vaccine.2016.12.002. PubMed PMID:28062124 .
  4. Urquia, ML, Pulver, A, Heaman, MI, Ray, JG, Daoud, N, O'Campo, P et al.. Partner Disengagement from Pregnancy and Adverse Maternal and Infant Outcomes. J Womens Health (Larchmt). 2017;26 (3):234-240. doi: 10.1089/jwh.2015.5627. PubMed PMID:27860534 .
  5. Urquia, ML, Ray, JG, Wanigaratne, S, Moineddin, R, O'Campo, PJ. Variations in male-female infant ratios among births to Canadian- and Indian-born mothers, 1990-2011: a population-based register study. CMAJ Open. ;4 (2):E116-23. doi: 10.9778/cmajo.20150141. PubMed PMID:27398354 PubMed Central PMC4933604.
  6. Wanigaratne, S, Cole, DC, Bassil, K, Hyman, I, Moineddin, R, Shakya, Y et al.. Severe Neonatal Morbidity Among Births to Refugee Women. Matern Child Health J. 2016;20 (10):2189-98. doi: 10.1007/s10995-016-2047-4. PubMed PMID:27395384 .
  7. Alidina, Z, Wormsbecker, AE, Urquia, M, MacGillivray, J, Taerk, E, Yudin, MH et al.. HIV Prophylaxis in High Risk Newborns: An Examination of Sociodemographic Factors in an Inner City Context. Can J Infect Dis Med Microbiol. 2016;2016 :2782786. doi: 10.1155/2016/2782786. PubMed PMID:27366161 PubMed Central PMC4904583.
  8. Ray, JG, Wanigaratne, S, Park, AL, Bartsch, E, Dzakpasu, S, Urquia, ML et al.. Preterm preeclampsia in relation to country of birth. J Perinatol. 2016;36 (9):718-22. doi: 10.1038/jp.2016.73. PubMed PMID:27149056 PubMed Central PMC5007604.
  9. Bartsch, E, Medcalf, KE, Park, AL, Ray, JG, High Risk of Pre-eclampsia Identification Group. Clinical risk factors for pre-eclampsia determined in early pregnancy: systematic review and meta-analysis of large cohort studies. BMJ. 2016;353 :i1753. . PubMed PMID:27094586 PubMed Central PMC4837230.
  10. Urquia, ML, Moineddin, R, Jha, P, O'Campo, PJ, McKenzie, K, Glazier, RH et al.. Sex ratios at birth after induced abortion. CMAJ. 2016;188 (9):E181-90. doi: 10.1503/cmaj.151074. PubMed PMID:27067818 PubMed Central PMC4902709.
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Affiliations & Other Activities

  • Assistant Professor, Dalla Lana School of Public Health, University of Toronto
  • Adjunct Scientist, Institute for Clinical Evaluative Sciences