Paulo Melo

ORCID: 0000-0003-3590-4926
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About
Contact & Profiles
Research Areas
  • Dental Health and Care Utilization
  • Dental Research and COVID-19
  • Oral microbiology and periodontitis research
  • Dental materials and restorations
  • Dental Erosion and Treatment
  • Laser Applications in Dentistry and Medicine
  • Dental Radiography and Imaging
  • HIV/AIDS oral health manifestations
  • Dental Education, Practice, Research
  • Innovations in Medical Education
  • Dental Anxiety and Anesthesia Techniques
  • Oral and Craniofacial Lesions
  • Orthodontics and Dentofacial Orthopedics
  • COVID-19 diagnosis using AI
  • Global Health Workforce Issues
  • Vitamin D Research Studies
  • Occupational health in dentistry
  • Smoking Behavior and Cessation
  • Child Nutrition and Water Access
  • Medical and Biological Ozone Research
  • Diet and metabolism studies
  • Public Procurement and Policy
  • Dental Implant Techniques and Outcomes
  • Fluoride Effects and Removal
  • Endodontics and Root Canal Treatments

Universidade do Porto
2016-2025

i3S - Instituto de Investigação e Inovação em Saúde, Universidade do Porto
2023-2025

Ibero-American University Puebla
2024

Ibero American University
2024

Universidad El Bosque
2024

Tufts University
2024

Indiana University – Purdue University Indianapolis
2021-2024

Universidad de Guadalajara
2024

University of Lisbon
2018-2022

Chinese University of Hong Kong
2021

Oral health in Down syndrome children has some peculiar aspects that must be considered the follow-up of these patients. This study focuses on characterizing environmental and host factors associated with dental caries Portuguese without syndrome. A sibling-matched, population-based, cross-sectional survey was performed. presented a significantly greater percentage caries, 78% vs. 58% non-Down siblings. difference DMFT index (number decayed, missing filled teeth) essentially reflects data...

10.1590/s1807-59322011000700010 article EN cc-by-nc Clinics 2011-07-01

OBJECTIVES: Although individuals with Down syndrome have considerable oral disease, the prevalence of dental caries in this group is low.The present study aimed to compare known risk factors for development children and a matched population (siblings).In both populations, number acidogenic microorganisms, such as mutans streptococci, lactobacilli Candida species, paraffin-stimulated pH, flow rate IgA concentration whole saliva were evaluated compared.METHOD: Saliva was collected, index 45...

10.6061/clinics/2012(09)04 article EN cc-by-nc Clinics 2012-01-01

Vitamin D deficiency has been associated with significant changes in dental structures. In children, it can induce enamel and dentin defects, which have identified as risk factors for caries. This study aimed to assess the association between low serum 25-hydroxyvitamin (25(OH) D) levels (<30 ng/mL) prevalence of caries permanent teeth mixed dentition 7-year-old children. A sample 335 children from population-based birth cohort Generation XXI (Porto, Portugal) was included. Data on...

10.3390/nu13010166 article EN Nutrients 2021-01-07

This systematic review and network meta-analysis aimed to evaluate the bond strength of artificial caries-affected dentin (ACAD) permanent human teeth with without biomimetic remineralization (BR), assessed in vitro studies. Following PRISMA guidelines, we conducted a search until June 2023, identifying 82 eligible articles for full-text analysis. We study characteristics, methodological quality, summary results. Bond was examined immediately after aging using three tests. performed...

10.20944/preprints202503.0793.v1 preprint EN 2025-03-11

Abstract Objectives To evaluate patients' perceptions of the use artificial intelligence (AI) in dental imaging diagnostics across six centers worldwide, hereby named according to their respective cities: Ribeirão Preto (Brazil), Aarhus (Denmark), Lyon (France), Tromsø (Norway), Porto (Portugal), Louisville (USA). Methods A survey was administered at each center, focusing on patient attitudes and beliefs regarding AI diagnostics. The comprised 16 statements rated a Likert scale,...

10.1093/dmfr/twaf018 article EN Dentomaxillofacial Radiology 2025-03-13

This systematic review and network meta-analysis aimed to evaluate the bond strength of artificial caries-affected dentin (ACAD) permanent human teeth with without biomimetic remineralization (BR), assessed based on in vitro studies. Following PRISMA guidelines, we conducted a search until June 2023, identifying 82 eligible articles for full-text analysis. We study characteristics, methodological quality, summary results. Bond was examined immediately after aging using three tests. performed...

10.3390/ijms26083488 article EN International Journal of Molecular Sciences 2025-04-08

ABSTRACT Introduction The aim of this study is to address the barriers that pregnant women face when accessing oral health care, particularly due lack confidence and knowledge among dental professionals. We focus on final‐year Portuguese students, aiming characterise their self‐assessed attitudes in providing care women. Methods Materials Between March April 2024, students from all faculties completed a 16‐question web‐based survey assessing regarding for Results Among 119 respondents, 98.3%...

10.1111/eje.13103 article EN European Journal Of Dental Education 2025-04-22

Background: Facing the coronavirus disease 2019 (COVID-19) challenge on a global level, dental care professionals are encouraged to optimize universal precautions and adopt measures that ensure protection against infection by contaminated aerosols droplets. Although aerosol transmission is possible, direct contact through large droplets probably responsible for vast majority of transmissions. Methods: This paper second series 3 management COVID-19 in clinical settings aims describe selection...

10.1016/j.identj.2021.01.007 article EN cc-by-nc-nd International Dental Journal 2021-01-18

To evaluate caries prevalence and dental treatment needs in Portuguese children teenagers, as well fluorosis 12-year-old children, order to address public oral health program strategies.A representative stratified random cluster sample of 3,710 participants 6, 12, 18 years old was selected. A questionnaire applied determine sociodemographic data some determinants. The clinical examination based on the ICDAS criteria, then adapted DMFS index, Dean's index for fluorosis.Caries at 45.2%, 47.0%,...

10.1922/cdh_4016calado05 article EN PubMed 2017-06-01

Context: Early observations of enamel surfaces prepared by erbium lasers motivated clinicians to use laser as an alternative chemical etching. Aims: Evaluate shear bond strength (SBS) values different dental adhesives on Erbium:Yttrium Aluminum Garnet (Er:YAG) and evaluate possible etching patterns correlations between SBS values. Subjects Methods: One hundred bovine incisors were randomly assigned tests (n = 15) morphology analysis ( n 5) after Er:YAG preparation follows: Group I - 37%...

10.4103/0976-237x.111588 article EN cc-by-nc-sa Contemporary Clinical Dentistry 2013-01-01

PRUDENT (Prioritization, incentives and Resource use for sUstainable DENTistry) is a multinational project funded under the European Union’s (EU’s) Horizon Europe program. Our team includes partners from Denmark, Estonia, France, Germany, Hungary, Ireland, Malta, Netherlands, Norway, Portugal, United Kingdom; we aim to develop implement an innovative context-adaptive framework optimal financing of oral health care that enables access essential everyone without causing financial hardship....

10.1177/23800844231189485 article EN cc-by JDR Clinical & Translational Research 2023-07-24

Ozone is an important disinfecting agent, however its influence on enamel adhesion has not yet been clarified.

10.1590/1678-7757201302362 article EN cc-by Journal of Applied Oral Science 2013-04-01

DELIVER (DELiberative ImproVEment of oRal care quality) is a multinational project funded under the EU’s Horizon Europe program; we aim to develop blueprint model for improving quality oral health everyone: Quality Improvement Model. We are team partners from Denmark, England, Germany, Malta, Netherlands, Portugal, and Sweden who will use mixed-methods research approach create synergistic problem-solving ecosystem convert deliberative dialogues into meaningful support care. Together with...

10.1177/23800844231189484 article EN cc-by JDR Clinical & Translational Research 2023-08-11

Despite being a largely preventable disease, untreated caries of permanent teeth is estimated to affect almost 2 billion people worldwide, which followed by severe periodontal disease. The aim this work was provide professional consensus on tooth brushing methods and associated oral hygiene behaviours develop evidence-informed recommendations. An initial scoping search undertaken identify systematic reviews relevance key questions. This comprehensive evidence mapping the literature focussing...

10.1016/j.identj.2023.10.018 article EN cc-by International Dental Journal 2023-12-05
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