Search Results - "Zemek, Roger"

Prognosticators of persistent symptoms following pediatric concussion: a systematic review by Zemek, Roger L, Farion, Ken J, Sampson, Margaret, McGahern, Candice

“…OBJECTIVE To identify predictors of persistent concussion symptoms (PCS) in children following concussion. DATA SOURCES We searched MEDLINE, Embase, and the…”
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Annual and Seasonal Trends in Ambulatory Visits for Pediatric Concussion in Ontario between 2003 and 2013 by Zemek, Roger L., MD, Grool, Anne M., MD, PhD, Rodriguez Duque, Daniel, MMath, DeMatteo, Carol, P&OT, DIP, MSc, Rothman, Linda, PhD, Benchimol, Eric I., MD, PhD, FRCPC, Guttmann, Astrid, MDCM, MSc, FRCPC, Macpherson, Alison K., PhD

“…Objective To investigate annual and seasonal trends in physician office and emergency department (ED) visit rates for pediatric concussion in Ontario between…”
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Association Between Early Participation in Physical Activity Following Acute Concussion and Persistent Postconcussive Symptoms in Children and Adolescents by Grool, Anne M, Aglipay, Mary, Momoli, Franco, Meehan, William P, Freedman, Stephen B, Yeates, Keith Owen, Gravel, Jocelyn, Gagnon, Isabelle, Boutis, Kathy, Meeuwisse, Willem, Barrowman, Nick, Ledoux, Andrée-Anne, Osmond, Martin H, Zemek, Roger

“…IMPORTANCE: Although concussion treatment guidelines advocate rest in the immediate postinjury period until symptoms resolve, no clear evidence has determined…”
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Association of Persistent Postconcussion Symptoms With Pediatric Quality of Life by Novak, Zuzana, Aglipay, Mary, Barrowman, Nick, Yeates, Keith O, Beauchamp, Miriam H, Gravel, Jocelyn, Freedman, Stephen B, Gagnon, Isabelle, Gioia, Gerard, Boutis, Kathy, Burns, Emma, Ledoux, Andrée-Anne, Osmond, Martin H, Zemek, Roger L

“…Persistent postconcussion symptoms (PPCS) pose long-term challenges and can negatively affect patients' health-related quality of life (HRQoL). To date, no…”
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Natural Progression of Symptom Change and Recovery From Concussion in a Pediatric Population by Ledoux, Andrée-Anne, Tang, Ken, Yeates, Keith O, Pusic, Martin V, Boutis, Kathy, Craig, William R, Gravel, Jocelyn, Freedman, Stephen B, Gagnon, Isabelle, Gioia, Gerard A, Osmond, Martin H, Zemek, Roger L

“…The natural progression of symptom change and recovery remains poorly defined in children after concussion. To describe the natural progression of symptom…”
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Annual Trends in Follow-Up Visits for Pediatric Concussion in Emergency Departments and Physicians' Offices by Fridman, Liraz, Scolnik, Michal, Macpherson, Alison, Rothman, Linda, Guttmann, Astrid, Grool, Anne M., Rodriguez Duque, Daniel, Zemek, Roger L.

“…To assess whether children and youth with concussion receive follow-up visits in accordance with the recommended guidelines. We conducted a retrospective,…”
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Associations between 24 hour movement behaviours and global cognition in US children: a cross-sectional observational study by Walsh, Jeremy J, Barnes, Joel D, Cameron, Jameason D, Goldfield, Gary S, Chaput, Jean-Philippe, Gunnell, Katie E, Ledoux, Andrée-Anne, Zemek, Roger L, Tremblay, Mark S

“…Childhood and adolescence are crucial periods for brain development, and the behaviours during a typical 24 h period contribute to cognitive performance. The…”
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Rates of Persistent Postconcussive Symptoms by Zemek, Roger L, Yeates, Keith Owen

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Nasopharyngeal swabs vs. saliva sampling for SARS-CoV-2 detection: A cross-sectional survey of acceptability for caregivers and children after experiencing both methods by Gagnon, François, Bhatt, Maala, Zemek, Roger, Webster, Richard J, Johnson-Obaseki, Stephanie, Harman, Stuart

“…Background Saliva sampling is a promising alternative to nasopharyngeal swabs for SARS-CoV-2 testing, but acceptability data is lacking. We characterize the…”
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Antibody Seronegativity in COVID-19 RT-PCR–Positive Children by Bhatt, Maala, Zemek, Roger L., Tang, Ken, Malley, Richard, Plint, Amy C., Pham-Huy, Anne, Dawson, Jennifer, McGahern, Candice, Pelchat, Martin, Arnold, Corey, Galipeau, Yannick, Langlois, Marc-André

“…This substudy of a prospective case-ascertained household transmission study investigated severe acute respiratory syndrome coronavirus 2 reverse transcription…”
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Efficacy of Melatonin in Children With Postconcussive Symptoms: A Randomized Clinical Trial by Barlow, Karen M, Brooks, Brian L, Esser, Michael J, Kirton, Adam, Mikrogianakis, Angelo, Zemek, Roger L, MacMaster, Frank P, Nettel-Aguirre, Alberto, Yeates, Keith Owen, Kirk, Valerie, Hutchison, James S, Crawford, Susan, Turley, Brenda, Cameron, Candice, Hill, Michael D, Samuel, Tina, Buchhalter, Jeffrey, Richer, Lawrence, Platt, Robert, Boyd, Roslyn, Dewey, Deborah

“…Approximately 25% of children with concussion have persistent postconcussive symptoms (PPCS) with resultant significant impacts on quality of life. Melatonin…”
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Patient engagement in pediatric concussion research by Reed, Nick, PhD MScOT, Leeder, Kathy, BA, Zemek, Roger, MD

“…Concussion is a brain injury that affects hundreds of thousands of Canadian children and youth annually, along with their families. Visit rates for concussion…”
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Association Between Preinjury Symptoms and Postconcussion Symptoms at 4 Weeks in Youth by Ledoux, Andrée-Anne, Tang, Ken, Gagnon, Isabelle, Osmond, Martin H., Yeates, Keith O., Healey, Katherine, Gioia, Gerard A., Zemek, Roger L.

“…To investigate whether preinjury physical, emotional, cognitive, and sleep symptoms on the Post-Concussion Symptoms Inventory (PCSI) are associated with…”
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Which psychosocial factors are associated with return to sport following concussion? A systematic review by van Ierssel, Jacqueline, Pennock, Kaleigh Ferdinand, Sampson, Margaret, Zemek, Roger, Caron, Jeffrey G.

“…•There is currently insufficient evidence to determine whether athletes are psychologically ready to return to sport following concussion.•A broad spectrum of…”
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The Diagnosis of Concussion in a Pediatric Emergency Department by Boutis, Kathy, MD, MSc, Weerdenburg, Kirstin, MD, Koo, Ellen, MSc, Schneeweiss, Suzan, MD, MEd, Zemek, Roger, MD

“…Objectives To compare the proportion of children diagnosed with a concussion by pediatric emergency physicians vs the proportion who met criteria for this…”
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Written Action Plan in Pediatric Emergency Room Improves Asthma Prescribing, Adherence, and Control by DUCHARME, Francine M, ZEMEK, Roger L, CHALUT, Dominic, MCGILLIVRAY, David, NOYA, Francisco J. D, RESENDES, Sandy, KHOMENKO, Lyudmyla, ROULEAU, Rachel, XUN ZHANG

“…An acute-care visit for asthma often signals a management failure. Although a written action plan is effective when combined with self-management education and…”
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Adolescents with a concussion have altered brain network functional connectivity one month following injury when compared to adolescents with orthopedic injuries by Healey, Katherine, Fang, Zhuo, Smith, Andra, Zemek, Roger, Ledoux, Andrée-Anne

“…•Salience network functional connectivity differs 1 month after pediatric concussion.•Between-network functional connectivity differs 1 month after pediatric…”
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Understanding Low-Acuity Visits to the Pediatric Emergency Department by Farion, Ken J, Wright, Megan, Zemek, Roger, Neto, Gina, Karwowska, Anna, Tse, Sandra, Reid, Sarah, Jabbour, Mona, Poirier, Stephanie, Moreau, Katherine A, Barrowman, Nicholas

“…Canadian pediatric emergency department visits are increasing, with a disproportionate increase in low-acuity visits locally (33% of volume in 2008-09, 41% in…”
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Longitudinal changes in brain metabolites following pediatric concussion by La, Parker L., Walker, Robyn, Bell, Tiffany K., Craig, William, Doan, Quynh, Beauchamp, Miriam H., Zemek, Roger, Yeates, Keith Owen, Harris, Ashley D.

“…Concussion is commonly characterized by a cascade of neurometabolic changes following injury. Magnetic Resonance Spectroscopy (MRS) can be used to quantify…”
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Radiologic common data elements rates in pediatric mild traumatic brain injury by Mayer, Andrew R., Cohen, Daniel M., Wertz, Christopher J., Dodd, Andrew B., Shoemaker, Jody, Pluto, Charles, Zumberge, Nicholas A., Park, Grace, Bangert, Barbara A., Lin, Cindy, Minich, Nori M., Bacevice, Ann M., Bigler, Erin D., Campbell, Richard A., Hanlon, Faith M., Meier, Timothy B., Oglesbee, Scott J., Phillips, John P., Pottenger, Amy, Shaff, Nicholas A., Taylor, H. Gerry, Yeo, Ronald A., Arbogast, Kristy B., Leddy, John J., Master, Christina L., Mannix, Rebekah, Zemek, Roger L., Yeates, Keith Owen

“…OBJECTIVEThe nosology for classifying structural MRI findings following pediatric mild traumatic brain injury (pmTBI) remains actively debated. Radiologic…”
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