User profiles for "author:Omar Omar"

Omar Omar

Imam Abdulrahman bin Faisal University, College of Dentistry
Verified email at iau.edu.sa
Cited by 4226

Guided bone regeneration: materials and biological mechanisms revisited

I Elgali, O Omar, C Dahlin… - European journal of oral …, 2017 - Wiley Online Library
Guided bone regeneration (GBR) is commonly used in combination with the installment of
titanium implants. The application of a membrane to exclude non‐osteogenic tissues from …

[HTML][HTML] External validation of multivariable prediction models: a systematic review of methodological conduct and reporting

GS Collins, JA de Groot, S Dutton, O Omar… - BMC medical research …, 2014 - Springer
Background Before considering whether to use a multivariable (diagnostic or prognostic)
prediction model, it is essential that its performance be evaluated in data that were not used …

[HTML][HTML] Developing risk prediction models for type 2 diabetes: a systematic review of methodology and reporting

GS Collins, S Mallett, O Omar, LM Yu - BMC medicine, 2011 - Springer
Abstract Background The World Health Organisation estimates that by 2030 there will be
approximately 350 million people with type 2 diabetes. Associated with renal complications …

[HTML][HTML] Mortality and pulmonary complications in patients undergoing surgery with perioperative SARS-CoV-2 infection: an international cohort study

D Nepogodiev, A Bhangu, JC Glasbey, E Li, OM Omar… - The Lancet, 2020 - thelancet.com
Background The impact of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
on postoperative recovery needs to be understood to inform clinical decision making during …

[HTML][HTML] Effects of hypothermia for perinatal asphyxia on childhood outcomes

D Azzopardi, B Strohm, N Marlow… - … England Journal of …, 2014 - Mass Medical Soc
Background In the Total Body Hypothermia for Neonatal Encephalopathy Trial (TOBY),
newborns with asphyxial encephalopathy who received hypothermic therapy had improved …

Timing of surgery following SARS‐CoV‐2 infection: an international prospective cohort study

COVIDSurg Collaborative… - …, 2021 - Wiley Online Library
Summary Peri‐operative SARS‐CoV‐2 infection increases postoperative mortality. The aim
of this study was to determine the optimal duration of planned delay before surgery in …

A sensitivity-enhanced field-effect chiral sensor

L Torsi, GM Farinola, F Marinelli, MC Tanese… - Nature materials, 2008 - nature.com
Organic thin-film transistor sensors have been recently attracting the attention of the plastic
electronics community for their potential exploitation in novel sensing platforms. Specificity …

Elective cancer surgery in COVID-19–free surgical pathways during the SARS-CoV-2 pandemic: an international, multicenter, comparative cohort study

JC Glasbey, D Nepogodiev, JFF Simoes… - Journal of Clinical …, 2021 - ascopubs.org
PURPOSE As cancer surgery restarts after the first COVID-19 wave, health care providers
urgently require data to determine where elective surgery is best performed. This study …

Titanium oral implants: surface characteristics, interface biology and clinical outcome

A Palmquist, OM Omar, M Esposito… - Journal of the …, 2010 - royalsocietypublishing.org
Bone-anchored titanium implants have revolutionized oral healthcare. Surface properties of
oral titanium implants play decisive roles for molecular interactions, cellular response and …

The prevalence of psychological consequences of COVID-19: A systematic review and meta-analysis of observational studies

T Arora, I Grey, L Östlundh, KBH Lam… - Journal of health …, 2022 - journals.sagepub.com
A systematic review and a meta-analysis were conducted to examine the overall prevalence
of psychological health outcomes during COVID-19. Seven databases were systematically …