Shehan Williams

ORCID: 0000-0001-7764-5550
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About
Contact & Profiles
Research Areas
  • Mental Health Treatment and Access
  • Migration, Health and Trauma
  • Resilience and Mental Health
  • Child and Adolescent Psychosocial and Emotional Development
  • Fatty Acid Research and Health
  • COVID-19 and Mental Health
  • Olfactory and Sensory Function Studies
  • Assisted Reproductive Technology and Twin Pregnancy
  • Coconut Research and Applications
  • Suicide and Self-Harm Studies
  • Health and Well-being Studies
  • Palliative Care and End-of-Life Issues
  • Pregnancy and Medication Impact
  • Maternal Mental Health During Pregnancy and Postpartum
  • Grief, Bereavement, and Mental Health
  • Advanced Chemical Sensor Technologies
  • Religion, Spirituality, and Psychology
  • Employment and Welfare Studies
  • Mental Health and Psychiatry
  • Smoking Behavior and Cessation
  • Health disparities and outcomes
  • Family and Patient Care in Intensive Care Units
  • Rabies epidemiology and control
  • Venomous Animal Envenomation and Studies
  • Dementia and Cognitive Impairment Research

University of Kelaniya
2015-2025

Colombo North Teaching Hospital
2018-2023

The Centre for Health (New Zealand)
2016

McMaster University
2016

Policy Analysis (United States)
2016

Washington University in St. Louis
2014

UCB Pharma (United States)
2013

University of Colombo
2010

John Radcliffe Hospital
2009

University of Oxford
2006-2009

Introduction The psychological impact of snakebite on its victims, especially possible late effects, has not been systematically studied. Objectives To assess delayed somatic symptoms, depressive disorder, post-traumatic stress disorder (PTSD), and impairment in functioning, among victims. Methods study had qualitative quantitative arms. In the arm, 88 persons who systemic envenoming following from North Central Province Sri Lanka were randomly identified an established research database...

10.1371/journal.pntd.0001255 article EN cc-by PLoS neglected tropical diseases 2011-08-02

Abstract not availableDOI: http://dx.doi.org/10.4038/sljpsyc.v5i2.7824Sri Lanka Journal of Psychiatry Vol 5(2):37-39

10.4038/sljpsyc.v5i2.7824 article EN Sri Lanka Journal of Psychiatry 2014-12-21

Dementia patients with anosmia are more likely to have Lewy body pathology at postmortem, but clinicopathological studies only assessed olfaction in moderate dementia or an average of 5 years before death. It is not known whether, mild (MMSE score over 20), olfactory function impaired Alzheimer disease (AD) than bodies (DLB).Patients DLB (n = 21), AD 27), cognitive impairment (MCI) 21) and controls 47) were using a 16-item identification test threshold which used sticks impregnated differing...

10.1136/jnnp.2008.155895 article EN Journal of Neurology Neurosurgery & Psychiatry 2009-05-15

<title>Abstract</title> Background Garment factory employees have been identified as a high-risk population for developing depression in Asian countries. Depression is recognised potentially reversible risk factor low productivity the garment workforce. Therefore, identification and treatment of workers can improve their quality life general. The study aimed to determine prevalence correlates Hambantota district, Sri Lanka. Methods This cross-sectional descriptive study. calculated sample...

10.21203/rs.3.rs-5850534/v1 preprint EN cc-by Research Square (Research Square) 2025-01-24

Background Snakebite results in delayed psychological morbidity and negative psycho-social impact. However, support is rarely provided to victims. Aim To assess the effectiveness of a brief intervention which can be by non-specialist doctors aimed at reducing following snakebite envenoming. Method In single blind, randomized controlled trial, victims with systemic envenoming [n = 225, 168 males, mean age 42.1 (SD 12.4) years] were into three arms. One arm received no (n 68, Group A), second...

10.1371/journal.pntd.0003989 article EN cc-by PLoS neglected tropical diseases 2015-08-11

Virgin coconut oil (VCO) is a potential therapeutic approach to improve cognition in Alzheimer's disease (AD) due its properties as ketogenic agent and antioxidative characteristics. This study aimed investigate the effect of VCO on people with AD determine impact apolipoprotein E (APOE) ɛ4 genotype cognitive outcomes. Participants this double-blind placebo-controlled trial (SLCTR/2015/018, 15.09.2015) were 120 Sri Lankan individuals mild-to-moderate (MMSE = 15-25), aged > 65 years, they...

10.3233/jad-230670 article EN Journal of Alzheimer s Disease 2023-11-13

Healthcare workers (HCWs) are at risk of mental health problems during a pandemic. Being stationed the frontline or not may have implications on their health.The aims this study were to assess depression, anxiety and stress among HCWs, explore differences between non-frontline workers, investigate associated factors.In cross-sectional study, HCWs recruited from COVID-19 screening hospital in Sri Lanka. Mental impact was assessed using Depression, Anxiety Stress Scale (DASS-21)....

10.4038/cmj.v66i1.9351 article EN Ceylon Medical Journal 2021-07-30

Abstract Background The 2004 tsunami, the civil conflict until 2009 and youth insurrection in late 1980s Sri Lanka resulted many persons being classified as ‘missing’ they disappeared were unaccounted for. Our aim was to compare prevalence of major depressive disorder (MDD) prolonged grief (PGD) families individuals, who eventually received mortal remains those did not. Method An ethically approved cross sectional study conducted a purposively selected sample after informed consent....

10.1017/s0033291718003793 article EN Psychological Medicine 2018-12-26

BackgroundThe internet is widely used as a source of health information, and the negative effects this practice well documented. Cyberchondria, unfounded escalation concerns about common symptoms based on review online information has been identified major concern. This area not studied in Sri Lanka. AimsWe prevalence, nature cyberchondria among outpatients MethodsData was gathered from 300 outpatients, 150 patients each attending government private hospital Western province using...

10.4038/sljpsyc.v10i1.8202 article EN cc-by Sri Lanka Journal of Psychiatry 2019-06-18

Ceylon Medical Journal (CMJ) is a peer-reviewed, open access journal published quarterly by the Sri Lanka Association in last week of March, June, September and December each year. The mission CMJ to promote science art medicine betterment public health. publishes original papers commentaries which have relevance allied sciences. committed maintaining conforming editorial ethical standards recommended International Committee Editors.

10.4038/cmj.v61i1.8261 article EN Ceylon Medical Journal 2016-03-21

Purpose: Psychosocial consequences of traumatic spinal cord injury (SCI) have been well documented in Western populations, but there is no published literature on such incidence the Sri Lankan population. The purpose this study was to explore psychosocial impact SCI a population and examine population’s coping mechanisms.Methods: Participants were recruited purposively at Ragama Rheumatology Rehabilitation Hospital, sole rehabilitation facility for patients Lanka. Focus groups conducted with...

10.3109/09638288.2015.1111433 article EN Disability and Rehabilitation 2016-01-05

Background: With more effective treatments and improved outcomes in thalassemia, there is increasing focus on its psychological sequelae. Most published data this topic are from high-income countries much less so low- middle-income countries, where thalassemia prevalent.Aim: The aim of study was to systematically evaluate the psychiatric morbidity quality life relation demographic- illness-related variables among Sri Lankan patients with thalassemia.Methods: This cross-sectional...

10.4103/jncd.jncd_49_18 article EN cc-by-nc-sa International Journal of Noncommunicable Diseases 2019-01-01

Background Studies in Western populations indicate that the prevalence of smoking patients with schizophrenia ranges from 70-90%. Data low and middle income countries is sparse. Aims To determine schizophrenia, to identify probable associations. Methodology The study was conducted at psychiatry outpatient clinics Colombo North Teaching Hospital, Ragama. Consecutive outpatients who met ICD-10 diagnostic criteria for were invited answer an interviewer administered, pre-tested questionnaire on...

10.4038/sljpsyc.v5i2.7816 article EN Sri Lanka Journal of Psychiatry 2014-12-21
Rashid Ahmed Amiram Gafni Eileen K. Hutton Eileen K. Hutton Jon Barrett and 95 more G.D. Carson M.F. Delisle Michael Dunn Suzanne Edwards Ana Fernández Amiram Gafni Mary E. Hannah Sheila Hewson Renato Natale Arne Ohlsson Sue Ross Andrew R. Willan Rory Windrim J.K. Pollard Schweitzer Georges Sylvestre P. Turtle Michael B. Bracken Patrick M. Crowley Allan Donner Lelia Duley Richard A. Ehrenkranz Miguel Curioni Raul Abalos Gorostiaga Christian Becker Phillips Elizabeth L. Errandonea M. Palermo Carolina Acosta Ramos M. Trabucco D. Montes Varela Marta Bertín José Luis Castaldi Maria Mohedano de Duhalde Christian Becker ANTHONY M. MESSINA J. Baumgartner G. Kovács B. Malcolm J NEIL K Mahomed A. Green Angela Child B.G. deVries Hala Phipps Alec Welsh Gwendolyn K. Davis Lorinda Roberts Nicole Watts Mateusz Cybulski Daniel J. Gibson Susan Tucker Ian McCahon Penelope M. Sheehan Mark P. Umstad James Milligan J. Morris Kathryn M. Rickard Glenn Gardener Sue JENKINS‐MANNING Cherie Boniface Misty A. Edmondson David Watson A. Ayub M.F. Delisle S. Soanes Aileen Jordan Rory Windrim Cora A. Fanning Barbara Parish Renato Natale Melanie Watson Daniel Reid P. Scheufler Anne Malott Angela Reitsma K.A. Haslauer Marilda Emmanuel Novaes Lipp Duncan F. Farquharson Kelly Gray Nestor Demianczuk Esko Penttinen Elaine Herer Kyle J McLean Fariba Aghajafari Shehan Williams Catherine Moravac Mark H. Yudin J.K. Pollard L. Miller R.B. Anderson Misty Good Matthew C. Walker Roshni Kulkarni Richard J. Scarfone

10.1016/j.jogc.2015.12.019 article EN Journal of Obstetrics and Gynaecology Canada 2016-03-01

Abstract A WHO rapid assessment of early impact the COVID-19 pandemic on mental health services worldwide found a consistent pattern degradation. In this context MASC study aimed to: identify consequences for and people with pre- existing conditions (MHCs) in 7 low- middle-income countries; (2) good practice to mitigate these impacts. The was conducted Chile, Ethiopia, Georgia, Nigeria, South Africa, Sri Lanka Ukraine. This an observational study, using mixed- methods convergent design,...

10.1101/2024.06.18.24309132 preprint EN cc-by medRxiv (Cold Spring Harbor Laboratory) 2024-06-20
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