Richard Walton

ORCID: 0009-0002-0520-0135
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About
Contact & Profiles
Research Areas
  • Global Cancer Incidence and Screening
  • Colorectal Cancer Screening and Detection
  • Retinal Diseases and Treatments
  • Retinal Imaging and Analysis
  • Retinal and Optic Conditions
  • Attention Deficit Hyperactivity Disorder
  • Treatment of Major Depression
  • Health Systems, Economic Evaluations, Quality of Life
  • Pancreatic and Hepatic Oncology Research
  • Economic and Financial Impacts of Cancer
  • Schizophrenia research and treatment
  • Child and Adolescent Psychosocial and Emotional Development
  • Cancer Risks and Factors
  • Children's Physical and Motor Development
  • Endometrial and Cervical Cancer Treatments
  • Mental Health Research Topics
  • Hydrology and Drought Analysis
  • Retinal and Macular Surgery
  • Meta-analysis and systematic reviews
  • Electroconvulsive Therapy Studies
  • COVID-19 and healthcare impacts
  • Lung Cancer Treatments and Mutations
  • Intracranial Aneurysms: Treatment and Complications
  • Musculoskeletal pain and rehabilitation
  • Flood Risk Assessment and Management

Cancer Institute of New South Wales
2014-2024

Swiss Cancer League
2021

Institut National du Cancer
2021

Cancer Institute (WIA)
2021

Cancer Research Foundation
2021

Centre International De Reference Chantal Biya
2021

London School of Hygiene & Tropical Medicine
2021

The University of Sydney
2013-2018

University Hospitals of Leicester NHS Trust
2018

Eli Lilly (United States)
2011

To describe the development of a web-based high-quality data collection tool to track outcomes treatment macular disease in routine practice.Testing larger established which fields clinician would reliably fill out. The program, was developed using freely available software, consists modules interacting with core system. module for neovascular age-related degeneration is described here.Data initial visits can be entered within 30 seconds, 15 seconds follow-up visits. Fifteen centers from...

10.1097/iae.0b013e318296b271 article EN Retina 2013-07-04

Public concerns are commonly expressed about widening health gaps. This cohort study examines variations and trends in cancer survival by socio-economic disadvantage, geographical remoteness country of birth an Australian population over a 30-year period.

10.1186/s12889-017-4692-y article EN cc-by BMC Public Health 2017-09-05

To describe the Worldwide-Schizophrenia Outpatient Health Outcomes (W-SOHO) patient population at study entry, focusing on illness burden and prescribing practices across regions.The SOHO was a 3-year, prospective, observational designed to assess costs outcomes associated with antipsychotic use in outpatients initiating or changing (with an emphasis olanzapine compared other antipsychotics). conducted 10 European countries 27 as Intercontinental (IC-SOHO). Data from all have been pooled...

10.1111/j.1742-1241.2009.02191.x article EN International Journal of Clinical Practice 2009-09-22

✓ A new apparatus that can provide immediate intraoperative x-ray study or serial angiography is described.

10.3171/jns.1978.48.6.1038 article EN Journal of neurosurgery 1978-06-01

Purpose.: We report the 12-month outcomes of 1140 treatment-naïve eyes with exudative age-related macular degeneration (wet AMD) who were treated for 12 months intravitreal anti-VEGF drugs in routine clinical practice. Methods.: Index visit characteristics, such as lesion type and size, visual acuity (VA, Logarithm Minimal Angle Resolution [logMAR] letters), well treatments, activity status) ocular adverse events recorded a prospectively designed electronic database. characteristics...

10.1167/iovs.13-11993 article EN Investigative Ophthalmology & Visual Science 2013-07-03

Objective: To investigate opportunities to reduce lung cancer mortality after diagnosis of localised non-small cell (NSCLC) in New South Wales through surgical resection. Design, patients and setting: In this cohort study, resection rates risk were explored using multivariate logistic regression competing regression, respectively. Data for 3040 extracted from the NSW Central Cancer Registry diagnostic period 1 January 2003 31 December 2007. Subset analyses at low indicated outcomes under...

10.5694/mja14.00365 article EN The Medical Journal of Australia 2014-10-01

Abstract Objective To explore the relative association of adverse events with health‐related quality life (HRQL) in patients ( N = 16 091) schizophrenia, treated antipsychotic medication. Methods In this post hoc analysis data from two 3‐year observational studies, a mixed effects model repeated measures was used to evaluate between HRQL (EuroQoL visual analogue scale (EQ‐VAS)) and pre‐specified covariates including: severity illness, extrapyramidal symptoms, tardive dyskinesia, sexual...

10.1002/hup.1143 article EN Human Psychopharmacology Clinical and Experimental 2010-08-01

Attention deficit/hyperactivity disorder (ADHD) is often poorly understood, and treatment practices are variable. This 12-month, prospective, observational study provides information about the diagnosis, co-morbidities, patterns, quality of life (QOL) patients aged 6–17 years with ADHD symptoms from eastern Asia central Europe. Here, we present baseline data for 1068 enrolled eligible in (median age 8 years, 82.2% male). Patients were grouped into two cohorts based on whether they prescribed...

10.1089/cap.2008.0148 article EN Journal of Child and Adolescent Psychopharmacology 2009-08-01

Purpose: To identify the incidence rate and risk factors for unexplained visual loss associated with silicone oil endotamponade used during primary repair of macula-sparing rhegmatogenous retinal detachments. Methods: This retrospective cohort study included patients undergoing pars plana vitrectomy surgical detachments in whom was used. The outcome measure identification vision loss. Results: Of 1,218 eyes detachment repair, 44 were analysis. In 9 (20%), an occurred. Logistic regression...

10.1097/iae.0000000000001492 article EN Retina 2017-01-17

Abstract Objective This study aims to compare survival from breast, colon, lung, ovarian and rectal cancer by geographical remoteness in N ew S outh W ales ( NSW ). Design Retrospective population‐wide registry study. Setting , A ustralia. Participants total of 107 060 residents, who were diagnosed with any the five cancers between 01 January 2000 31 December 2008. Main outcome measures K aplan– M eier curves proportional hazards regression used residence at diagnosis, controlling for...

10.1111/ajr.12172 article EN Australian Journal of Rural Health 2015-02-01

This study compared the safety, tolerability and switch to oral medication in patients with bipolar disorder or schizophrenia who received intramuscular (IM) olanzapine other IM antipsychotics for treatment of acute agitation.Patients (N = 2011) from 15 countries participated this prospective, observational, non-interventional study. Inpatients requiring at least one injection a short-acting antipsychotic were assessed baseline within 7 days after first injection. Treatment groups comprised:...

10.1111/j.1742-1241.2009.02116.x article EN International Journal of Clinical Practice 2009-06-24

<h3>Aim</h3> To describe outcomes of eyes with wet age-related macular degeneration (AMD) subdivided by lesion activity in a large multicentre cohort study. <h3>Methods</h3> Treatment-naive subfoveal choroidal neovascularisation receiving antivascular endothelial growth factor therapy enrolled the Fight Retinal Blindness observational study were included. Lesions graded at each visit as active if there was intraretinal or subretinal fluid attributable to leak from fresh haemorrhage. Eyes...

10.1136/bjophthalmol-2014-305514 article EN British Journal of Ophthalmology 2014-09-23

In contrast to aetiological associations, there is little empirical evidence for generalising health service use associations from cohort studies. We compared the of study participants diagnosed with bowel or lung cancer source population people these cancers in New South Wales (NSW), Australia assess representativeness participants. Population-based registry data NSW residents aged ≥45 years at diagnosis were linked 45 and Up Study, a population-based (N~ 267,000). measured hospitalisation,...

10.1186/s12874-018-0537-3 article EN cc-by BMC Medical Research Methodology 2018-08-08

Aboriginal and Torres Strait Islander peoples in Australia have been found to poorer cancer survival than non-Aboriginal people. However, use of conventional relative analyses is limited due a lack life tables. This cohort study examined whether persist after accounting for competing risks death from other causes disparities stage at diagnosis, all cancers collectively by site. People diagnosed 2000–2008 were extracted the population-based New South Wales Cancer Registry. status was multiply...

10.1186/s12885-017-3374-6 article EN cc-by BMC Cancer 2017-06-02

Registries have key roles in cancer incidence, mortality and survival monitoring showing disparities across the population. Incidence began New South Wales 1972 other jurisdictions soon followed. Registry data are used to evaluate outcomes of preventive, screening, treatment support services. They shown decreases incidence following interventions been for workforce infrastructure planning. Crude markers optimal radiotherapy chemotherapy exist registry show shortfalls against these markers....

10.1071/ah14250 article EN Australian Health Review 2015-01-01

When using area-level disadvantage measures, size of geographic unit can have major effects on recorded socioeconomic cancer disparities. This study examined the extent changes in inequalities survival and distant stage when measure was based smaller Census Collection Districts (CDs) instead Statistical Local Areas (SLAs).Population-based New South Wales Cancer Registry data were used to identify cases diagnosed with primary invasive 2000-2008 (n=264,236). Logistic regression competing risk...

10.1111/1753-6405.12608 article EN cc-by-nc-nd Australian and New Zealand Journal of Public Health 2016-12-14

Objectives Informing cancer service delivery with timely and accurate data is essential to control activities health system monitoring. This study aimed assess the validity of ascertaining incident cases resection use for pancreatic periampullary cancers from linked administrative hospital data, compared a registry (the ‘gold standard’). Design, setting participants Analysis statutory population-based adults (aged ≥18 years) or case diagnosed during 2005–2009 admission these between 2005...

10.1136/bmjopen-2016-011161 article EN cc-by-nc BMJ Open 2016-07-01
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