Leong Centre Publications

Journal Articles

2021

  1. Duchen R, Iskander C, Chung H, Paterson JM, Kwong JC, Bronskill SE, Rosella L, Guttmann A. The Role of a Resilient Information Infrastructure in COVID-19 Vaccine Uptake in Ontario. Healthcare Quarterly 24(2) July 2021: 7-11. doi:10.12927/hcq.2021.26553. Available online from: https://www.longwoods.com/content/26553/healthcare-quarterly/the-role-of-a-resilient-information-infrastructure-in-covid-19-vaccine-uptake-in-ontario

  2. Brogly SB, Velez MP, Werler MM, Li W, Camden A, Guttmann A. Prenatal Opioid Analgesics and the Risk of Adverse Birth Outcomes. Epidemiology. 2021 May 1;32(3):448-456. doi: 10.1097/EDE.0000000000001328. PMID: 33625160; PMCID: PMC8011506. Available online from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8011506/

  3. Fitzpatrick T, McNally JD, Stukel TA, Lu H, Fisman D, Kwong JC, Guttmann A. Family and Child Risk Factors for Early-Life RSV Illness. Pediatrics. 2021 Mar 18:e2020029090. doi: 10.1542/peds.2020-029090. Epub ahead of print. PMID: 33737374. Available online from: https://pediatrics.aappublications.org/content/147/4/e2020029090.long

  4. Cost KT, Crosbie J, Anagnostou E, et al. Mostly worse, occasionally better: impact of COVID-19 pandemic on the mental health of Canadian children and adolescents. Eur Child Adolesc Psychiatry (2021). Available online from: https://doi.org/10.1007/s00787-021-01744-3

  5. Saunders NR, Janus M, Porter J, Lu H, Gaskin A, Kalappa G, Guttmann A. Use of administrative record linkage to measure medical and social risk factors for early developmental vulnerability in Ontario, Canada. International Journal of Population Data Science. 2021 Feb; 6:1:03. Available online from: https://ijpds.org/article/view/1407/3088

  6. Fitzpatrick T, McNally JD, Stukel TA, Kwong JC, Wilton AS, Fisman D, Guttmann A. Palivizumab's real-world effectiveness: a population-based study in Ontario, Canada, 1993-2017. Arch Dis Child. 2021 Feb;106(2):173-179. doi: 10.1136/archdischild-2020-319472. Epub 2020 Aug 28. PMID: 32859612; PMCID: PMC7841493.

  7. Camden A, Ray JG, To T, Gomes T, Bai L, Guttmann A. Identification of Prenatal Opioid Exposure Within Health Administrative Databases. Pediatrics. 2021 Jan;147(1):e2020018507. doi: 10.1542/peds.2020-018507. Epub 2020 Dec 29. PMID: 33376211.

  8. Widjaja E, Guttmann A, Tomlinson G, Snead OC 3rd, Sander B. Economic burden of epilepsy in children: A population-based matched cohort study in Canada. Epilepsia. 2021 Jan;62(1):152-162. doi: 10.1111/epi.16775. Epub 2020 Nov 30. PMID: 33258123.

  9. Aker AM, Stephenson AL, Wilton AS, Vigod SN, Dennis CL, Guttmann A, Brown HK. Asthma severity and control and their association with perinatal mental illness. Can J Psychiatry. 2021 Aug 26;7067437211039790. doi: 10.1177/07067437211039790. Online ahead of print. PMID: 34435899.

  10. Fitzpatrick T, Wilton AS, Chung H, Guttmann A. SARS-CoV-2 Infection among Maternal-Infant Dyads in Ontario, Canada. JAMA Netw Open. 2021 Aug 2;4(8):e2120150. doi: 10.1001/jamanetworkopen.2021.20150. PMID: 34369993.

  11. Lut I, Lewis K, Wijlaars L, Gilbert R, Fitzpatrick T, Lu H, Guttmann A, Goldfield S, Lei S, Gunnlaugsson G, Hrafn Jónsson S, Mechtler R, Gissler M, Hjern A, Hardelid P. Challenges of using asthma admission rates as a measure of primary care quality in children: an international comparison. J Health Serv Res Policy. 2021 Jul 28;13558196211012732. Doi: 10.1177/13558196211012732. Online ahead of print. PMID: 34315272.

  12. Pentland M, Cohen E, Guttmann A, de Oliveira C. Maximizing the impact of the Canada Child Benefit: Implications for clinicians and researchers. Paediatr Child Health. 2020 Sep 24;26(4):214-217. doi: 10.1093/pch/pxaa092. eCollection 2021 Jul. PMID: 34267828.

  13. Mahant S, Guan J, Zhang J, Ghandi S, Propst EJ, Guttmann A. Effect of a health system payment and quality improvement program for tonsillectomy in Ontario, Canada: An interrupted time series analysis. BMJ Qual Saf. 2021 Jul 8;bmjqs-2021-013110. doi: 10.1136/bmjqs-2021-013110. PMID: 34244328. Online ahead of print.

  14. Hayeems RZ, Miller FA, Barg CJ, Bombard Y, Chakraborty P, Potter BK, Patton S, Bytautas JP, Tam K, Taylor L, Kerr E, Davies C, Milburn J, Ratjen F, Guttmann A, Carroll JC. Primary care providers’ role in newborn screening result notification for cystic fibrosis. Can Fam Physician. 2021 Jun;67(6):439-448. doi: 10.46747/cfp.6706439. PMID: 34127469.

  15. Carroll JC, Hayeems RZ, Miller FA, Barg CJ, Bombard Y, Chakravorty P, Potter BK, Bytautas JP, Tam K, Taylor L, Kerr E, Davies C, Milburn J, Ratjen F, Guttmann A. Newborn screening for cystic fibrosis: Role of primary care providers in caring for infants with positive screening results. Can Fam Physician. 2021 Jun;67(6):e144-e152. doi: 10.46747/cfp.6706e44. PMID: 34127476.

  16. Urquia ML, Walld R, Wanigaratne S, Eze ND, Azimaee M, McDonald JT, Guttmann A. Linking national immigration data to provincial repositories: The case of Canada. Int J Popul Sci. 2021 May 25;6(1):1412. doi: 10.23889/ijpds.v6i1.1412. PMID: 34104802.

  17. Lebenbaum M, Stukel TA, Saunders NR, Lu H, Urquia ML, Kurdyak P, Guttmann A. Association of source country gender inequality with experiencing assault and poor mental health among young female immigrants to Ontario, Canada. BMC Public Health. 2021 Apr 16;21(1):739. PMID: 33863298.

  18. Kurdyak P, Gandhi S, Holder L, Rashid M, Saunders N, Chiu M, Guttmann A, Vigod S. Incidence of access to ambulatory mental health care prior to a psychiatric emergency department visit among adults in Ontario, 2010-2018. JAMA Netw Open. 2021 Apr 1;4(4):e215902.

  19. Cressman C, Fiona A, Miller FA, Guttmann A, Cairney J, Hayeems RZ. Policy Rogue or Policy Entrepreneur? The forms and impacts of "joined-up governance" for child health. Children. 2021 Mar 13;8(3):221. 

  20. Lin JLL, Quartarone S, Aidarus N, Chan CY, Hubbert J, Orkin J, Fayed N, Major N, Soscia J, Lim A, French SD, Moretti E, Cohen E: Process Evaluation of a Hub-and-Spoke Model to Deliver Coordinated Care for Children with Medical Complexity across Ontario: Facilitators, Barriers and Lessons Learned. Healthc Policy. 2021 Aug;17(1):104-122. doi: 10.12927/hcpol.2021.26574. PMID: 34543180.

  21. Diskin C, Malik K, Gill PJ, Rashid N, Chan CY, Nelson KE, Thomson J, Berry J, Agrawal R, Orkin J, Cohen E: Research priorities for children with neurological impairment and medical complexity in high-income countries. Dev Med Child Neurol. 2021 Aug 30. Doi: 10.1111/dmcn.15037. Online ahead of print. PMID: 34462917.

  22. Parmar A, Esser K, Barreira L, Miller D, Morinis L, Chong YY, Smith W, Major N, Church P, Cohen E, Orkin J: Acceptance and Commitment Therapy for Children with Special Health Care Needs and Their Parents: A Systematic Review and Meta-Analysis. Int J Environ Res Public Health. 2021 Aug 3;18(15):8205. doi: 10.3390/ijerph18158205. PMID: 34360497.

  23. Nelson KE, Chakravarti V, Diskin C, Thomson J, Cohen E, Mahant S, Feudtner C, Widger K, Pullenayegum E, Berry JG, Feinstein JA: Validation of Neurologic Impairment Diagnosis Codes as Signifying Documented Functional Impairment in Hospitalized Children. Acad Pediatr. 2021 Jul 25;S1876-2859(21)00376-4. doi: 10.1016/j.acap.2021.07.014. Online ahead of print. PMID: 34320414.

  24. Taylor C, Brown H, Saunders NR, Barker LC, Chen S, Cohen E, Dennis CL, Ray JG, Vigod SN: Maternal Schizophrenia, skin-to-skin contact, and infant feeding initiation. Schizophr Bull. 2021 Jul 26;sbab085. doi: 10.1093/schbul/sbab085. [online ahead of print]. PMID: 34308961.

  25. Orkin J, Major N, Esser K, Parmar A, Couture E, Daboval T, Kieran E, Ly L, O’Brien K, Patel H, Synnes A, Robson K, Barreira L, Smith WL, Rizakos S, Willan A, Yaskina M, Moretti ME, Ungar WJ, Ballantyne M, Church P, Cohen E: Coached, Coordinated, Enhanced Neonatal Transition (CCENT): Protocol for a multicenter pragmatic randomized controlled trial of transition-to-home support for parents of high-risk infants. BMJ Open. 2021 Jul 7;11(7):e046706. doi: 10.1136/bmjopen-2020-046706. PMID: 34233983.

  26. Azzopardi C, Cohen E, Pépin K, Netten K, Birken C, Madigan S: Child Welfare System Involvement Among Children with Medical Complexity. Child Maltreat. 2021 Jul 5;10775595211029713. doi: 10.1177/10775595211029713. [online ahead of print]. PMID: 34219484.

  27. Tjon J, Cooper M, Pe M, Boodham S, Mahant S, Avitzur Y, Atenafu EG, Moradipour T, Cohen E: Measuring Gastric pH in Tube-Fed Children with Neurologic Impairments with Gastroesophageal Disease. J Pediatr Gastroenterology Nutr. 2021 Jun 1;72(6):842-847. doi: 10.1097/MPG.0000000000003087. [online ahead of print]. PMID: 33605659.

  28. Hounsell KG, Moore C, Zahavi A, Arje D, Weiser N, Esser K, Netten K, Soscia J, Cohen E, Orkin J: The Experience of Housing Needs Among Families Caring for Children with Medical Complexity. Pediatrics. July 2021, 148(1) e2020018937. doi: 10.1542/peds.2020-018937. Online ahead of print. PMID: 34158316.

  29. Azzopardi C, Cohen E, Pépin K, Netten K, Birken C, Madigan S: Child welfare system involvement among children with medical complexity. Child Maltreatment. 2021 June 17. Doi: 10.1177/10775595211029713.

  30. Marin JR, Rodean J, Mannix RC, Hall M, Alpern ER, Aronson PL, Chaudhari PP, Cohen E, Freedman SB, Morse RB, Peltz A, Samuels-Kalow M, Shah SS, Simon HK, Neuman I: Association of clinical guidelines and decision support with computed tomography use in pediatric mild traumatic brain injury. J Pediatr. 2021 Apr 21;S0022-3476(21)00352-8. Doi: 10.1016/j.jpeds.2021.04.026. Online ahead of print. PMID: 33894265.

  31. Fuller AE, Horváth-Puhó E, Ray JG, Ehrenstein V, Sørensen HT, Cohen E: Mortality among parents of children with major congenital anomalies. Pediatrics. 2021 Apr 2;e2020028571. doi: 10.1542/peds.2020-028571. Online ahead of print. PMID: 33811179.

  32. Adams S, Beatty M, Moore C, Desai A, Bartlett L, Culbert E, Cohen E, Stinson J, Orkin J: Perspectives on Team Communication Challenges in Caring for Children with Medical Complexity. BMC Health Serv Res. 2021 Apr 1;21(1):300. doi: 10.1186/s12913-021-06304-8. PMID: 33794885.

  33. Jewitt N, Orkin J, Cohen E, Narang I, Al-Saleh S, Amin R: The impact of polysomnograms and family-centred decision making in children with medical complexity. Pediatr Child Health, April-May 2021; 26(2):14-19. doi: 10.1093/pch/pxaa021.

  34. Hussain A, Cohen E, Dubrowski R, Jamieson T, Kurahashi A, Lokuge B, Rapoport A, Saunders S, Stasiulis E, Stinson J, Subramaniam S, Wegier P, Barwick M: A Clinical Communication Tool (Loop) for Team-Based Care in Pediatric and Adult Care Settings: Hybrid Mixed Methods Implementation. J Med Internet Res. 2021 Mar 3;23(3):e25505. doi: 10.2196/25505. PMID: 33656445.

  35. Berry JG, Hall M, Cohen E, Feudtner C, Chiang VW, Chung PJ, Gay JC, Shah SS, Castro E, Richardson T: Hospitals’ Diversity of Diagnosis Groups and Associated Costs of Care. Pediatr. 2021 Feb 24;e2020018101. Doi: 10.1542/peds.2020-018101. Online ahead of print. PMID: 33627373.

2020

  1. Groff ML, Offringa M, Emdin A, Mahood Q, Parkin PC, Cohen E. Publication Trends of Pediatric and Adult Randomized Controlled Trials in General Medical Journals, 2005-2018: A Citation Analysis. Children (Basel). 2020 Dec 15;7(12):E293. doi: 10.3390/children7120293. PMID: 33333770.
  2. Chiu M, Guttmann A, Kurdyak P. Mental Health and Addictions System Performance in Ontario: An Updated Scorecard, 2009-2017. Healthc Q. 2020 Oct;23(3):7-11. doi: 10.12927/hcq.2020.26340. PMID: 33243359.
  3. Pentland M, Cohen E, Guttmann A, de Oliveira C.  Maximizing the Impact of the Canada Child Benefit: Implications for Clinicians and Researchers. Paediatrics and Child Health. 2020 Sept 24.
  4. Fitzpatrick T, McNally JD, Stukel TA, Kwong JC, Wilton AS, Fisman D, Guttmann A. Palivizumab’s real-world effectiveness: a population-based study in Ontario, Canada, 1993–2017. Archives of Disease in Childhood. Published Online First: 28 August 2020. doi: 10.1136/archdischild-2020-319472.
  5. Guttmann A, Saunders NR, Kumar M, Gandhi S, Diong C, MacCon K, Cairney J. Implementation of a Physician Incentive Program for 18-Month Developmental Screening in Ontario, Canada. J Pediatr. 2020 May 20:S0022-3476(20)30339-5. doi: 10.1016/j.jpeds.2020.03.016. Epub ahead of print. PMID: 32451126.

  6. Guttmann A, Saunders NR, Kumar M, Gandhi S, Diong C, MacCon K, Cairney J. Implementation of a Physician Incentive Program for 18-Month Developmental Screening in Ontario, Canada. J Pediatr. 2020 May 20;S0022-3476(20)30339-5. 

  7. Rotberg B, Wittenberg J, Orkin J, et al. Caring about caregivers: the role of paediatricians in supporting the mental health of parents of children with high caregiving needs. Archives of Disease in Childhood Published Online First: 6 May 2020. doi: 10.1136/archdischild-2019-318729. Available online: https://adc.bmj.com/content/early/2020/05/05/archdischild-2019-318729.abstract

Reports & Other Publications

2021

  1. Schiffer J, Birken C. Let the Children Play: Getting children and youth outdoors now for an active recovery. May 2021. Availble online from: https://www.sickkids.ca/siteassets/news/news-archive/2021/let-children-play-call-to-action.pdf.
  2. Sajedinejad S, Sansone G, Fallon B, Miller SP, Gitterman, A., Cohen, E., & Sokolowski, M.B. From Research to Impact: A Toolkit for Developing Effective Policy Briefs. April 2021. Toronto, Ontario: Policy Bench, Fraser Mustard Institute of Human Development, University of Toronto. Available online from: https://socialwork.utoronto.ca/wp-content/uploads/2021/06/Policy-Toolkit-Final-v2-Apr27.pdf
  3. Science M, Bitnun S. COVID-19: Guidance for School Reopening (Updated). January 21, 2021. Available online from: https://www.sickkids.ca/siteassets/news/news-archive/2021/covid19-guidance-for-school-operation-sickkids.pdf
  4. Gandhi S, Lu H, Wanigaratne S, Guttmann A. Characteristics of COVID-19 vaccine recipients in Ontario by Immigration Variables (Vaccination dates from 14DEC2020 to 08AUG2021), Applied Health Research Questions (AHRQ) # 2021 0950 080 000. Toronto: Institute for Clinical Evaluative Sciences; 2021.
  5. Gandhi S, Lu H, Wanigaratne S, Guttmann A. Characteristics of COVID-19 vaccine recipients in Toronto Public Health Unit by Immigration Variables (Vaccination dates from 14DEC2020 to 08AUG2021), Applied Health Research Questions (AHRQ) # 2021 0950 080 000. Toronto: Institute for Clinical Evaluative Sciences; 2021.
  6. Gandhi S, Lu H, Wanigaratne S, Guttmann A. Characteristics of COVID-19 vaccine recipients in Ottawa Public Health Unit by Immigration Variables (Vaccination dates from 14DEC2020 to 08AUG2021), Applied Health Research Questions (AHRQ) # 2021 0950 080 000. Toronto: Institute for Clinical Evaluative Sciences; 2021.
  7. Gandhi S, Lu H, Wanigaratne S, Guttmann A. Characteristics of COVID-19 vaccine recipients in Hamilton Public Health Unit by Immigration Variables (Vaccination dates from 14DEC2020 to 08AUG2021), Applied Health Research Questions (AHRQ) # 2021 0950 080 000. Toronto: Institute for Clinical Evaluative Sciences; 2021.
  8. Gandhi S, Lu H, Wanigaratne S, Guttmann A. Characteristics of COVID-19 vaccine recipients in Peel Public Health Unit by Immigration Variables (Vaccination dates from 14DEC2020 to 08AUG2021), Applied Health Research Questions (AHRQ) # 2021 0950 080 000. Toronto: Institute for Clinical Evaluative Sciences; 2021.
  9. Saunders N, Toulany A, Guan J, Fu L, Guttmann A, Kirdyak P, Strauss R, Stukel T. Pediatric (3 to 17 years) Mental Health Emergency Department Visits, Hospitalizations, and Outpatient Physician Visits Through the COVID-19 Pandemic in Ontario, Canada. Toronto, ON: ICES Report for Ministry of Health; The Hospital for Sick Children, Ontario COVID-19 Science Table; May 26, 2021.
  10. Guttmann A, Chung H, on behalf of the ICES COVID-19 Committee. Vaccine Coverage by Neighbourhood COVID-19 Risk in Immigrants, Refugees, and other Newcomers, up to April 26, 2021. Toronto, ON: ICES; April 2021.
  11. MHASEF Research Team. Chen S, Chiu M, Deb B, Fung K, Gatov E, Gandhi S, Huang A, Iqbal J, Guttmann A, Lebenbaum M, Kurdyak P, Saunders N, Strauss R, Toulany A, Vigod S, Wilton A, Wong F. Mental Health and Addictions System Performance in Ontario: 2021 Scorecard; Toronto, ON: ICES; Feb 2021.
  12. Ivers N, Miller KJ, Grindrod K, Kiran R, Chittle A, Cohen E, Morris AM, McCrindle B, Lai L, Jeimy S, Rambihar S: Myocarditis and Pericarditis after Covid-19 Vaccination. University of Waterloo, School of Pharmacy, Focused Communication: A primer for primary care professionals. Published August 12, 2021. https://uwaterloo.ca/pharmacy/sites/ca.pharmacy/files/uploads/files/myocarditis_and_pericarditis_after_covid-19_vaccination_a_primer_for_primary_care_professionals.pdf.

2020

  1. ​​Chung H, Fung K, Ferreira-Legere LE, Chen B, Ishiguro L, Kalappa G, Gozdyra P, Campbell T, Paterson JM, Bronskill SE, Kwong JC, Guttmann A, Azimaee M, Vermeulen MJ, Schull MJ. COVID19 Laboratory Testing in Ontario: Patterns of Testing and Characteristics of Individuals Tested, as of April 30, 2020. Toronto, ON: ICES; 2020. Available online: https://www.ices.on.ca/Publications/Atlases-and-Reports/2020/COVID-19-Laboratory-Testing-in-Ontario
  2. Science M, Bitnun S. COVID-19: Guidance for School Reopening. July 29, 2020. Available online: http://www.sickkids.ca/PDFs/About-SickKids/81497-COVID19-Recommendations-for-School-Reopening-SickKids-JUNE.pdf
  3. Guttmann A, Gandhi S, Wanigaratne S, Lu H, Ferreira-Legere LE, Paul J, Gozdyra P, Campbell T, Chung H, Fung K, Chen B, Kwong JC, Rosella L, Shah BR, Saunders N, Paterson JM, Bronskill SE, Azimaee M, Vermeulen MJ, Schull MJ. COVID-19 in Immigrants, Refugees and Other Newcomers in Ontario: Characteristics of Those Tested and Those Confirmed Positive, as of June 13, 2020. Toronto, ON: ICES; 2020. ISBN 978-1-926850-91-7 (Online).
  4. Guttmann A, Gandhi S, Wanigaratne S, Lu H, Ferreira-Legere LE. COVID-19 in Immigrants and Refugees in Ontario as of November 1, 2020. Toronto Results for Priority Group 1 and 2 Exhibits. Toronto, ON: ICES; 2020. Available online:  https://settlementatwork.org/sites/settlementatwork.org/files/ICES_COVIDinImmigrantsReport_%20November2020.pdf