Hemoglobin levels in early pregnancy and severe maternal morbidity: population‐based cohort study
Ray JG, Davidson AJ, Berger H, Dayan N, Park AL. BJOG. 2020; 127(9):1154-64. Epub 2020 Mar 16.
Publications
Undiagnosed type 2 diabetes during pregnancy is associated with increased perinatal mortality: a large population-based cohort study in Ontario, Canada
Lee D, Booth GL, Ray JG, Ling V, Feig DS. Diabet Med. 2020; 37(10):1696-704. Epub 2020 Jan 28.
Differences in early childhood maltreatment by maternal birthplace and child gender
Pulver A, Guttmann A, Ray JG, O'Campo P, Urquia ML. J Pediatr. 2020; 218:184-91.e2. Epub 2020 Jan 16.
Mortality in a cohort of 3.1 million children, adolescents and young adults
Ray JG, Guttmann A, Silveira J, Park AL. J Epidemiol Community Health. 2020; 74(3):260-8. Epub 2020 Jan 8.
A new record linkage for assessing infant mortality rates in Ontario, Canada
Fell DB, Park AL, Sprague AE, Islam N, Ray JG. Can J Public Health. 2020; 111(2):278-85. Epub 2019 Dec 19.
Prepregnancy diabetes and perinatal mental illness: a population-based latent class analysis
Brown HK, Cairncross ZF, Lipscombe LL, Wilton AS, Dennis CL, Ray JG, Guttmann A, Vigod SN. Am J Epidemiol. 2020; 189(6):573-82. Epub 2019 Nov 12.
Rates of recognized pregnancy in women with disabilities in Ontario, Canada
Brown HK, Chen S, Guttmann A, Havercamp SM, Parish S, Ray JG, Tarasoff LA, Vigod SN, Carty A, Lunsky Y. Am J Obstet Gynecol. 2020; 222(2):189-92. Epub 2019 Nov 2.
Prenatal biochemical screening and a woman’s long-term risk of cancer: a population-based cohort study
Park AL, Huang T, Meschino WS, Iqbal J, Ray JG. JNCI Cancer Spectr. 2020; 4(1):pkz077. Epub 2019 Oct 4.
Chronic physical conditions and risk for perinatal mental illness: a population-based retrospective cohort study
Brown HK, Wilton AS, Ray JG, Dennis CL, Guttmann A, Vigod SN. PLoS Med. 2019; 16(8):e1002864. Epub 2019 Aug 26.
Risk of severe maternal morbidity or death in relation to prenatal biochemical screening: population-based cohort study
Lentz EJM, Park AL, Langlois AWR, Huang T, Meschino WS, Ray JG. Amer J Perinatol. 2021; 38(1):44-59. Epub 2019 Aug 14.