Publications by authors named "Lucas Arrais Campos"

Introduction: The COVID-19 pandemic changed the daily lives of university students and affected their mental health. The aim of this study was to assess the feelings and perceptions regarding the pandemic and teaching, and to identify the mental health symptoms perceived by pharmaceutical sciences students at a Brazilian public university.

Methods: This is a cross-sectional study with data triangulation (mixed-methods approach), conducted online with semiannual data collection from May 2020 to May 2021.

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To study the influence of varying concentrations of arginine (Arg) combined with fluoride (F) and/or calcium glycerophosphate (CaGP) on biofilms. Biofilms were analyzed for acidogenicity, microbial viability and Ca, F and inorganic phosphorus (P) concentrations. For total bacteria, the lowest viability was found in F-containing groups, regardless of the arginine concentrations and presence of CaGP.

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Background/objectives: To adapt and estimate the psychometric properties of Utrecht Questionnaire for esthetic outcome assessment in rhinoplasty (OAR) to assess concern about smile appearance and to estimate the influence of demographic characteristics on this concern in adults.

Material/methods: This was a cross-sectional observational study. Individuals aged between 18 and 40 years participated in the study.

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Objectives: to verify the contribution of mothers' oral health impact profile to their children's oral health profile and the contribution of mothers' well-being and the caries index (dmft) to children's well-being.

Methods: This is a cross-sectional observational study. Mothers and pre-school children enrolled in public schools in the municipality of Araraquara-SP took part.

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Introduction: Evaluating signs of anxiety related to body appearance is becoming increasingly important in contemporary society and, in this sense, the Social Appearance Anxiety Scale (SAAS) seems an interesting alternative of measurement.

Objectives: To evaluate the psychometric properties of the Portuguese version of the SAAS when applied to Brazilian adults who practice physical exercise and verify the influence of individual characteristics on participants' social appearance anxiety.

Methods: This was a cross-sectional study conducted online.

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Aims: To study the probability of seeking/undergoing aesthetic dental treatment (ADT) and compare self-perception of orofacial appearance (OA) based on sex, age, and monthly income; and to estimate the impact of OA on life satisfaction (LS) among Finnish and Brazilian adults, considering the indirect effect of receiving ADT and the moderating effects of those sociodemographic variables.

Methods: This was an online cross-sectional study. Orofacial Esthetic Scale (OES), Psychosocial Impact of Dental Aesthetics Questionnaire (PIDAQ) and Satisfaction with Life Scale (SWLS) were used.

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Objective: The aim of the present study was to evaluate the psychometric properties of the (AUQEI) in pre-school children and estimate the influence of demographic characteristics on their subjective wellbeing.

Methods: Construct validity was estimated using confirmatory analysis and the chi-square per degrees of freedom ratio (χ/df), Comparative Fit Index (CFI), Tucker-Lewis Index (TLI), and Root Mean Square Error of Approximation (RMSEA). Reliability was assessed by the ordinal alpha (α) and omega (ω) coefficients and the factorial invariance by the difference in CFI (ΔCFI).

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Background: The literature is unclear about bite force (BF) and handgrip force (HF) in a specific group of different ages and dentate conditions, or even a predictive model for each specific group, using BF and HF as factors.

Objective: To establish the correlation between HF and BF in female participants with distinct ages and dentate conditions; also create a predictive model of BF as a function of HF.

Methods: Participants were divided into three groups (GI: young natural dentate women, n = 65; GII: adult natural dentate women, n = 67; and GIII: edentulous women users of bimaxillary complete dentures, n = 67) and subjected to an HF measurement test using a digital dynamometer.

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Introduction: Symptoms related to mental health disorders became the background of the COVID-19 pandemic, and psychologists had to adapt to the demands, while they themselves were exposed to the pandemic and its stressors.

Objectives: To identify demographic and professional characteristics of Brazilian psychologists in different phases of pandemic and their reported care practices, concerns, and symptoms.

Methods: This was an observational study conducted online in four independent phases with no pairing among the samples (May/June 2020,  = 263; November/December 2020,  = 131; May/June 2021,  = 378; November/December 2021,  = 222).

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Background: Identifying the motives why people exercise is interesting for the planning of effective health promoting strategies.

Objectives: To estimate the psychometric properties of the exercise motivations inventory (EMI-2) in Brazilian and Portuguese university students, and to compare motive-related factors for exercise among students.

Methods: One thousand Brazilian (randomly splitted into "Test sample" [ = 498] and "Validation sample" [ = 502]) and 319 Portuguese students participated in this cross-sectional study.

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Aims: 1. to elaborate a general model of physical appearance taking into account body image (BI) and orofacial appearance (OA) components; and 2. to evaluate the impact of BI and OA on life satisfaction among Brazilian adults.

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Objectives: To identify the strategies used by Brazilian adults for coping with the COVID-19 pandemic and to verify the effect of these strategies on subjective distress.

Methods: This was a cross-sectional observational study with online data collection in May/June 2020, November/December 2020, and May/June 2021. The BriefCOPE Inventory and the Impact of Event Scale (IES-R) were used.

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Objective: (i) To study the measurement invariance of Orofacial Esthetic Scale (OES) and Psychosocial Impact of Dental Aesthetics Questionnaire (PIDAQ), (ii) to compare the perception of orofacial appearance (OA) and (iii) to study the frequency of individuals who have sought or received aesthetic dental treatment between Brazil and Finland.

Methods: This was a cross-sectional observational study with snowball non-probability sample selection. Students and staff from universities in Finland and Brazil were invited to participate.

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The Oral Health Impact Profile-14 (OHIP-14) has been used to assess the impact that oral health problems can have on an individual's life. Different theoretical models were proposed to evaluate the results. The aims of this study were to evaluate the fit of different factorial models of the OHIP-14 to non-dental patients (NDP) and dental patients (DP) samples from Brazil and Finland and to estimate the differential functioning of the items in the OHIP-14 between the samples.

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Objective: To identify people with history of mental health disorders before the COVID-19 pandemic in the Brazilian population and estimate the prevalence of mood swings and the subjective distress of the pandemic among individuals with or without mental health disorders.

Methods: Through an online survey, participants were asked about presence or absence of mental health disorders. In addition, they answered the Brunel Mood Scale and the Impact of Event Scale.

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Introduction: The coronavirus disease of 2019 pandemic has changed university routines affecting student mental health. The aims of this study were to survey aspects related to mental health of pharmaceutical course students considering previous and current contexts.

Methods: The Depression, Anxiety, and Stress Scale (DASS-21), Impact of Event Scale-Revised, and Brunel Mood Scale were used.

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Background: Studies of previous pandemics indicate that healthcare workers have a high risk of developing symptoms related to mental health, especially depression, anxiety, and stress.

Objective: To identify mental disorder symptoms among Brazilian healthcare workers during the Sars-Cov-2 pandemic and compare findings in different work categories.

Methods: This was an online cross-sectional study.

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Objective: To develop the Finnish version of the Orofacial Esthetic Scale (OES-Fi) and the Psychosocial Impact of Dental Aesthetics Questionnaire (PIDAQ-Fi) and estimate the psychometric properties of these instruments applied to adult Finns.

Methods: The English versions of the instruments were translated into Finnish and back-translated. Thereafter, OES-Fi and PIDAQ-Fi were established in a pilot study.

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Background: Isolation measures used to contain epidemics generate social interaction restrictions and impose changes in routines of the public that increase negative psychological outcomes. Anxiety and depression are the most common symptoms.

Objective: To evaluate the mental health of the Brazilian population during the SARs-CoV-2 pandemic and its relationship with demographic and health characteristics.

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Objective: This study aimed to evaluate the contribution of demographic and clinical characteristics on the psychosocial impact of dental aesthetics of dental patients.

Methods: The psychosocial impact of dental aesthetics was assessed by the Psychosocial Impact of Dental Aesthetics Questionnaire (PIDAQ). Data validity was estimated using confirmatory factor analysis (CFA).

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The objective of this study was to compare the scores of the Helplessness, Magnification, Rumination, and Catastrophizing factors of the Pain Catastrophizing Scale (PCS) between samples with different pain characteristics. The psychometric properties of the PCS were evaluated in 1,151 Brazilian adults (78.9% female; 38.

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Objectives: To estimate the agreement between orthodontic pain perception, evaluated with the visual analog scale (VAS), and psychosocial and behavioural aspects of pain and to estimate the impact of clinical and demographic characteristics on these aspects.

Design: Cross-sectional design using non-probabilistic sampling.

Setting And Sample Population: Orthodontic patients undergoing treatment at orthodontic clinics (n = 507 [63.

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Background: This study presents an adaptation of the Brief Pain Inventory (BPI) extending its use in clinical/epidemiological contexts and the evaluation of the properties of BPI (short form) in a sample of Brazilian adults.

Methods: Part of item 1 of this instrument was removed because it prevented the participation of individuals with usual pain. In addition to the reference period of original response "last 24 hr," a new period "last pain experience" was proposed.

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Objectives: To investigate the effects of adhesion technique using different contemporary adhesive systems on the cuspal movement in class II composite restorations in human premolar teeth.

Methods: Human premolar teeth were prepared with class II cavities and then restored with composite and etch-and-rinse (Adper Scotchbond Multi Purpose and Adper Single Bond) or self-etch (Clearfil SE Bond and Clearfil S3 Bond) adhesive systems under different bonding techniques (total bonding and selective bonding). The influence of an intermediate layer of flowable composite was also evaluated.

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