Catherine M. Birt

ORCID: 0000-0002-0636-9955
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About
Contact & Profiles
Research Areas
  • Glaucoma and retinal disorders
  • Retinal Diseases and Treatments
  • Corneal surgery and disorders
  • Ocular Surface and Contact Lens
  • Ophthalmology and Eye Disorders
  • Retinal and Macular Surgery
  • Intraocular Surgery and Lenses
  • Cerebral Venous Sinus Thrombosis
  • Health disparities and outcomes
  • Retinal Development and Disorders
  • Ocular Diseases and Behçet’s Syndrome
  • Global Public Health Policies and Epidemiology
  • Retinal Imaging and Analysis
  • Facial Rejuvenation and Surgery Techniques
  • Drug-Induced Ocular Toxicity
  • Ocular Infections and Treatments
  • Agricultural Economics and Policy
  • Botulinum Toxin and Related Neurological Disorders
  • Facial Nerve Paralysis Treatment and Research
  • Food Security and Health in Diverse Populations
  • Urban Green Space and Health
  • Health Promotion and Cardiovascular Prevention
  • Retinal and Optic Conditions
  • Complementary and Alternative Medicine Studies
  • Health Services Management and Policy

University of Toronto
2012-2024

Sunnybrook Health Science Centre
2001-2024

Health Sciences Centre
2001-2024

Deleted Institution
2023

University of Liverpool
2013-2021

Gartnavel General Hospital
2011

Hong Kong Eye Hospital
2010

Chinese University of Hong Kong
2010

National Yang Ming Chiao Tung University
2009

Taipei Veterans General Hospital
2009

Background: There are an estimated one million completed suicides per year worldwide. As a response to increasing concern about suicide within Europe, the EUROSAVE (European Review of Suicide and Violence Epidemiology) study was undertaken examine recent trends in epidemiology self‐inflicted injury mortality European Union (EU). Methods: data for 15 EU countries years 1984–1998 were obtained from World Health Organisation (WHO), Statistical Office Commission (EUROSTAT) national statistical...

10.1093/eurpub/13.2.108 article EN European Journal of Public Health 2003-06-01

To study the impact of benzalkonium chloride (BAK) exposure from eye drops on subsequent time to trabeculectomy failure.Retrospective chart review 128 glaucoma patients who had undergone a between 2004 and 2006. The number type ophthalmic used preoperatively relevant demographics were recorded. Surgical failure criteria included inadequate pressure lowering or need for postoperative ocular antihypertensives, laser trabeculoplasty, 5-fluorouracil needling, repeated surgery. Patients examined...

10.1097/ijg.0b013e31825af67d article EN Journal of Glaucoma 2013-03-22

This review discusses the evidence concerning effect of topical medications and their preservatives on ocular surface in glaucoma patients. The role anti-glaucoma medication remains critical management chronic worldwide but beneficial effects treatment are counterbalanced by adverse corneal conjunctival toxicity. Areas covered: article covers drops preservatives, particularly benzalkonium chloride, cornea conjunctiva. Both basic science clinical will be presented. first part reviews...

10.1080/17425255.2016.1209481 article EN Expert Opinion on Drug Metabolism & Toxicology 2016-07-11

Psychological distress (PD) (mental ill-health) has a frequency between 5 and 25% in urban populations, there is mounting evidence that access to green space might reduce its occurrence. Evidence suggests the quality of as important accessibility promoting mental well-being. A pilot study for EURO-URHIS 2 allowed investigation relation PD deprived population UK. An adult health indicator questionnaire, including GHQ-12 validated questions on space, was sent stratified random sample 1680...

10.1093/eurpub/ckv094 article EN European Journal of Public Health 2015-07-15
Jason Bacharach Andrew J. Tatham Gloria E. Ferguson Sandra Belalcázar Hagen Thieme and 95 more Margot L. Goodkin Michelle Y. Chen Qiang Guo Jeen Liu Michael R. Robinson Marina Bejanian David Wirta Arturo Alezzandrini Gabriel Bercovich Pablo Deromedis Federico Furno Sola Carolina Gentile S. Lerner Anahi Lupinacci Carlos Zeolite Catherine M. Birt Andrew Crichton Sébastien Gagné Michael Giunta Paul Harasymowycz Delan Jinapriya Marcelo T. Nicolela Donald R. Nixon Patrick Saurel David Yan Darana Yuen Santiago Arango Sandra Belalcázar Alexander Martínez Juan Camilo Restrepo Vladimír Korda Jana Kadlecová Jitka Svačinová Hany A. Khairy Hani El Ibiary Zeinab El Sanabary Katharina Bell Roman Greslechner Joerg Michael Koch K Lorenz Isabel Oberacher-Velten Stefanie Schmickler C Schuart Hagen Thieme Francesco Bandello Carlo Cagini Michele Figus Leonardo Mastropasqua Luca Rossetti Maurizio G. Uva Sandragasu Thayanithi Anthony P. Wells Rahat Husain Victor Koh Dawn Lim Tin Aung Petrus Gous Lynette Venter Changwon Kee Michael S. Kook Ki Ho Park Muhsin Eraslan Özcan Kayıkçıoğlu Nilgün Yıldırım Rupert Bourne Anshoo Choudhary M. Francesca Cordeiro Vincent Dubois James Kirwan Sheng Yang Lim Keith R. Martin Antony Nithy Avinash Prabhu Andrew J. Tatham Ahmad Amir Jason Bacharach Howard Barnebey Allen D. Beck Lance Bergstrom Navaneet S.C. Borisuth James D. Branch Jonathan Briggs Stephen Bylsma Peter Chang William C. Christie Frank Cotter Michael Depenbusch Damien F. Goldberg Jack V. Greiner Shailesh Gupta Ron Gutmark Ying Han Sebastian Heersink Malik Y. Kahook Albert S Khouri

To evaluate the intraocular pressure (IOP)-lowering efficacy and safety of 10 15 µg bimatoprost implant in patients with open-angle glaucoma (OAG) or ocular hypertension (OHT). This randomized, 20-month, multicenter, masked, parallel-group, phase 3 trial enrolled 528 OAG OHT an open iridocorneal angle inferiorly study eye. Study eyes were administered on day 1, week 16, 32, twice-daily topical timolol maleate 0.5%. Primary endpoints IOP change from baseline through 12. Safety measures...

10.1007/s40265-021-01624-9 article EN cc-by-nc Drugs 2021-11-01

Purpose: To evaluate the efficacy of selective laser trabeculoplasty (SLT) versus argon (ALT) in lowering intraocular pressure (IOP) patients with open-angle glaucoma or ocular hypertension secondary to pseudoexfoliation. Design: Multicentered randomized clinical trial. Participants A total 76 eyes from 60 pseudoexfoliation and uncontrolled IOP were recruited 5 Canadian academic institutions. Patients prior trabeculoplasty, surgery within 6 months, previous surgery, an advanced visual field...

10.1097/ijg.0b013e31829e55e4 article EN Journal of Glaucoma 2013-07-04

Relative deprivation (RD) theory states that the perception of relative positions one's group and an out‐group in terms status privilege is psychologically important. RD predictions for members oppressed groups include increased endorsement militant acts, decreased feelings control life‐satisfaction as a function perceived discrimination. In present study, these were tested with 74 Toronto's gay male lesbian community. measures encompassed cognitive‐affective (i.e. concerned knowledge vs....

10.1111/j.2044-8309.1987.tb00774.x article EN British Journal of Social Psychology 1987-06-01

The numerous additions to the group of Streptothrices which have been recently made, and close resemblance majority these newly described forms bear one another, render it by no means an easy task assure oneself that a freshly isolated member this is has not previously met with described. A curious fact also, soon strikes anyone who investigates literature relating micro-organisms, in very few particular form author another. While great interest bacteriologist naturally attaches any new...

10.1017/s0022172400001868 article EN Journal of Hygiene 1902-04-01

To compare the effectiveness of argon laser trabeculoplasty (ALT) and selective (SLT) in lowering intraocular pressure (IOP) younger patients (age 60 or less).This was a prospective randomized control trial. Forty-two young 29 to y) had 1 eye ALT (n=22) SLT (n=20). IOP measured before hour, day, 6 weeks, 3 months, every months until 2 years, then yearly postlaser. Chi-square analysis Student t test were used determine statistical significance.The mean treatment 21.9 mm Hg for 19.1 with no...

10.1097/ijg.0b013e318202791c article EN Journal of Glaucoma 2011-05-01

To assess which signs and symptoms were relieved by gold weight implantation persisted.Prospective observational cohort.Tertiary care neurotology oncology center.Sixteen (4 males 12 females) consecutive patients whose average age was 56 years (age range, 31-76 years). Inclusion criteria implant, lagophthalmos of 2 mm or more, a House-Brackmann score 3 less at the completion follow-up. Mean follow-up 13 months.Each patient received implant. Six these underwent lower eyelid procedure.Surgical...

10.1001/archotol.127.3.299 article EN Archives of Otolaryngology - Head and Neck Surgery 2001-03-01

Purpose To determine the efficacy of a subconjunctival needling revision using 5-fluorouracil (5FU) when administered to patients who have nonfiltering, flat, or encapsulated blebs over 1 year after original surgery. Methods The charts 37 glaucoma patients, had undergone both trabeculectomy filtering procedure and 5FU revision, with minimum interval between these procedures no intervening surgical procedures, were retrospectively reviewed. was clinic 30-gauge needle 0.1 mL 50 mg/mL 5FU....

10.1097/ijg.0b013e318170a71c article EN Journal of Glaucoma 2009-02-01

Purpose Latanoprost, travoprost, and bimatoprost are prostaglandin or prostamide-type ocular hypotensive medications, all of which effective safe for lowering intraocular pressure (IOP). Most studies with these types drugs have included patients mainly from European white ethnic backgrounds; however, some reports suggested that there is a difference in response between African racial heritage. On account the possibility may act differently people different background, we decided to study...

10.1097/ijg.0b013e3181c4aeac article EN Journal of Glaucoma 2010-03-24

Purpose . To describe the distribution of ocular variables, risk factors, and disease severity in newly diagnosed hypertension (OH) or open-angle glaucoma (OAG). Methods Eligible subjects underwent a complete history examination. Adjusted odds ratios (ORs) 95% confidence intervals (CIs) obtained from multiple logistic regression models were used to compare OAG OH advanced early/moderate OAG. Results 405 enrolled: 292 (72.1%) with 113 (27.9%) OH. 51.7% had early, 27.1% moderate, 20.9% The OR...

10.1155/2012/757106 article EN cc-by Journal of Ophthalmology 2011-08-18
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