scholarly journals Brazilian dental students and COVID-19: a survey on knowledge and perceptions

Author(s):  
Maria Gerusa Brito Aragao ◽  
Francisco Isaac Fernandes Gomes ◽  
Leticia Pinho Maia Paixao de Melo ◽  
Silmara Aparecida Milori Corona

This study evaluated the knowledge and perception of Brazilian dental students about COVID-19 and the undergraduate clinical practice during the outbreak by a self-administered web-based questionnaire. A social network campaign on Instagram was raised to approach the reach population. The survey covered demographic and academic profile, general knowledge, preventive measures, and perception about the COVID-19. Descriptive statistics were used to identify frequencies and distributions of variables, which were compared by type of institution and current year of enrollment using Chi-square or Fishers exact tests (alpha=0.05). A total of 833 valid responses were received over 10 days. Students were able to identify the incubation period, main symptoms, and contagious routes of the disease but struggled in recognizing the name of the virus responsible for the pandemics. Hand washing before and after a dental appointment with a patient (97.7%) followed by use of barriers to protect mucosa (97.2%) were the more frequently recognized measures to prevent COVID-19 spread in the dental office. As for the perception of COVID-19, 73.2% of the dental students perceive the disease as severe, while only 11.1% of them think that COVID-19 is severe only for people presenting risk factors. Dental students knowledge and perception were associated with the type of institution and year of enrollment. In summary, the dental students demonstrated an acceptable general knowledge about COVID-19, but dental schools will need to address gaps in knowledge and control measures and perceptions to ensure a safer return to practical activities.

2021 ◽  
Vol 21 (1) ◽  
Author(s):  
Qinglong Zhao ◽  
Yao Wang ◽  
Meng Yang ◽  
Meina Li ◽  
Zeyu Zhao ◽  
...  

Abstract Background Based on differences in populations and prevention and control measures, the spread of new coronary pneumonia in different countries and regions also differs. This study aimed to calculate the transmissibility of coronavirus disease 2019 (COVID-19), and to evaluate the effectiveness of measures to control the disease in Jilin Province, China. Methods The data of reported COVID-19 cases were collected, including imported and local cases from Jilin Province as of March 14, 2019. A Susceptible–Exposed–Infectious–Asymptomatic–Recovered/Removed (SEIAR) model was developed to fit the data, and the effective reproduction number (Reff) was calculated at different stages in the province. Finally, the effectiveness of the measures was assessed. Results A total of 97 COVID-19 infections were reported in Jilin Province, among which 45 were imported infections (including one asymptomatic infection) and 52 were local infections (including three asymptomatic infections). The model fit the reported data well (R2 = 0.593, P < 0.001). The Reff of COVID-19 before and after February 1, 2020 was 1.64 and 0.05, respectively. Without the intervention taken on February 1, 2020, the predicted cases would have reached a peak of 177,011 on October 22, 2020 (284 days from the first case). The projected number of cases until the end of the outbreak (on October 9, 2021) would have been 17,129,367, with a total attack rate of 63.66%. Based on the comparison between the predicted incidence of the model and the actual incidence, the comprehensive intervention measures implemented in Jilin Province on February 1 reduced the incidence of cases by 99.99%. Therefore, according to the current measures and implementation efforts, Jilin Province can achieve good control of the virus’s spread. Conclusions COVID-19 has a moderate transmissibility in Jilin Province, China. The interventions implemented in the province had proven effective; increasing social distancing and a rapid response by the prevention and control system will help control the spread of the disease.


2011 ◽  
Vol 52 (1/3) ◽  
pp. 33-37
Author(s):  
Clarissa Fatturi Parolo ◽  
Aline Macarevich ◽  
Juliana Jobim Jardim ◽  
Marisa Maltz

Purpose: To compare the restorative material used in the treatment of posterior teeth taught and performed in two Dental Schools (UFRGS and ULBRA) and in 8 basic health units (BHU) from the Public Health System in Porto Alegre, Brazil. Materials and methods: Data referring the teaching of restorative procedures using amalgam (AM) or resin (R) were obtained through the analysis of patient’s files and questionnaires applied to final year dental students. Information regarding restorative procedures at BHU was obtained through patient’s records and a questionnaire applied to the dentists. The type of restorative material used in both BHU and Dental Schools were compared by chi-square test. Results: At UFRGS, 327 restorations were performed, 78.28% R and 21.72% AM, and at ULBRA 366 restorations, 92.63% R and 7.37% AM. At BHU, 1664 restorations were performed (35.93% R and 64.07% AM). A major proportion of AM restorations was performed in the Public Health Service in comparison to both Dental Schools, in which resin restorations prevailed (p=0.000). Conclusion: The change from AM to R in the dental material choice for posterior teeth at Dental Schools was not followed by the Public Health System, where the AM is still widely used in posterior teeth.


Author(s):  
Farzane Vaziri ◽  
Fahimeh Rashidi Maybodi ◽  
Mohammad Hasan Akhavan-Karbassi ◽  
Elahe Mansoori ◽  
Nasrin Faal Rastegar

Introduction: Occupational exposure in dentistry is defined as exposing the skin or mucosa to blood, saliva, or infectious discharge of the patient. Dentists are in contact with sharp and high-speed rotary devices that increase the chance of occupational exposure. The purpose of this study was to determine the occupational exposure to blood and saliva of patients in dental students of Shahid Sadoughi University of Medical Sciencesin 2016-2017. Methods: A descriptive analytical study was conducted on 70 senior dental students at the School of Dentistry of Shahid Sadoughi University of Medical Sciences in Yazd, Iran. A standard questionnaire was used for collecting the data. After collecting the data, they were coded and entered into the SPSS 20 software and analyzed using descriptive statistics, Chi-square and Fisher exact test. Results: Based on the results, 49 (70%) of 70 students have been suffered from sharp devices. The skin or mucosa of the 62 students (88.6%) infected with saliva or other body fluids of the patients. Only 15.7% of the injuries were reported with sharp objects and 14.3% of mucosal-skin contamination with blood or saliva. Conclusion: Occupational exposure in dentistry environment is a common problem and many cases, which are related to these subjects were not reported. In order to reduce the risks of this, infection control issues should be taught to dental students. Therefore, occupational exposure management, follow-up centers and guidelines should be established for dental schools.  


2021 ◽  
Vol 9 ◽  
Author(s):  
Mai Aldhahri ◽  
Rana Alghamdi

Background: Infection prevention and control measures are critical for the prevention of the spread of COVID-19.Aim: In this study, we aimed to measure and evaluate the level of awareness and knowledge of the prevention, symptoms, and transmission control of COVID-19 before and after quarantine among the residents of Rabigh city and adjacent villages in Saudi Arabia.Methods: A cross-sectional online survey was conducted in two stages: the first stage took place before quarantine and the second stage took place after quarantine. The survey was filled out electronically.Results: A total of 448 participants responded and filled out the questionnaires. Females (73.70%) formed the largest number of participants for both stages. The majority of the participants were &lt;30 years old (50.90%) and had a high education level in various sectors and levels (97.1%). It was noticeable that during the first stage, the participants' awareness of COVID-19 symptoms was not very high: 13.62% did not know about the symptoms. However, by the second stage, awareness about symptoms had increased (9.6%).Conclusion: The residents of Rabigh city and the surrounding villages had good levels of knowledge about COVID-19.


2020 ◽  
Vol 8 (3) ◽  
pp. 396
Author(s):  
Nurasih Nurasih ◽  
Endang Nurrochmi

In Indonesia, Yoga is currently one of the most popular sports, not only for the general public but also for pregnant women. Many benefits can be obtained from prenatal yoga including the mother feeling comfortable and relaxed throughout pregnancy and during childbirth, training the pelvic floor muscles and perineum, keeping the body's muscles relaxed, balanced during childbirth, reducing stress, increasing and improving oxygen circulation to the body and fetus. . This study aims to determine the effect of prenatal yoga on optimizing fetal position on third trimester Primigravida maternal delivery output at Puskesmas Cirebon City. This research is a quasi-experimental research pre post control group design and only post control group design with T test and Chi Square test. Paired T Test results of the intervention group (mean difference = 3.111, P value = 0.000, control group (mean difference = 0.833, P value = 0.318). Independent T Test results obtained (average difference = -1.944, P value = 0.024), Chi Square test obtained a value of P = 0.73. There is a difference in the average anxiety before and after the intervention in the intervention group, there is no difference in average anxiety before and after the intervention in the control group. There is a difference in the average anxiety between the intervention and control groups. There is a difference in mean Long I stage between the intervention and control groups There was no effect of prenatal yoga on the type of labor.


2021 ◽  
Vol 2 (3) ◽  
pp. 19-26
Author(s):  
Erhan KAYA ◽  
Hüseyin ÜÇER

Introduction. Protection measurements should be paid attention so that the regions affected to a great extent gain time for medical care and medical facilities can cope with increasing intensive care cases. The purpose of this study was to investigate the change in the rate of behaviours of people related to going out and wearing a mask during the pandemic in Turkey. Material and methods. This observational study investigated people’s behaviours of going out and mask-wearing in the province of Kahramanmaras in Turkey during 4 different periods with 14-day intervals before and after Covid-19 pandemic. A total of 48 hours camera record made in 4 different periods at 12 pedestrian crossings used intensively by people was examined. Two researchers recorded and examined the number and gender of the people using these pedestrian crossings and their wearing-mask behaviours on a data collection form. The obtained data were presented as tables and graphics, showing numbers and percentages. Appropriate mask-wearing according to gender was analysed by ChiSquare test. Results. The number of people using pedestrian crossings decreased by 70.19% for men and 87.07% for women compared to before the pandemic. When comparing the appropriate mask-wearing according to gender, it was concluded that women had a higher statistically significant rate on the appropriate mask-wearing compared to men (p<0.05).Conclusions. Compliance to mask-wearing and control measures was high at the beginning of the pandemic. A high percentage of women wore masks correctly. About 40 days after the pandemic started, people wore the mask less correctly.


Pathogens ◽  
2020 ◽  
Vol 9 (4) ◽  
pp. 305 ◽  
Author(s):  
Benedetta Tuvo ◽  
Michele Totaro ◽  
Maria Luisa Cristina ◽  
Anna Maria Spagnolo ◽  
David Di Cave ◽  
...  

Introduction: Dental Unit Waterlines (DUWLs) have shown to be a source of Legionella infection. We report the experience of different dental healthcare settings where a risk management plan was implemented. Materials and methods: In a Hospital Odontostomatology Clinic (HOC) and three Private Dental Clinics (PDCs) housing 13 and six dental units (DUs), respectively, an assessment checklist was applied to evaluate staff compliance with guideline recommendations. DUWLs microbial parameters were investigated before and after the application of corrective actions. Results: In the HOC a poor adherence to good practices was demonstrated, whereas protocols were carefully applied in PDCs. L. pneumophila sg 2–15 was isolated in 31% (4/13) and 33% (2/6) of DUs in HOC and PDCs, respectively, mainly from handpieces (32%, 6/19) with counts >102 colony-forming units per milliliter (CFU/L), often associated with P. aeruginosa (68%, 13/19). The shock disinfection with 3% v/v hydrogen peroxide (HP) showed a limited effect, with a recolonization period of about 4 weeks. Legionella was eradicated only after 6% v/v HP shock disinfection and filters-installation, whilst P. aeruginosa after the third shock disinfection with a solution of 4% v/v HP and biodegradable surfactants. Conclusions: Our data demonstrate the presence and persistence of microbial contamination within the DUWLs, which required strict adherence to control measures and the choice of effective disinfectants.


2019 ◽  
pp. 179-189
Author(s):  
R. W. Kisusu ◽  
N. Kalimang'asi ◽  
N. Macha ◽  
J. L. Mzungu

This case study of Dodoma Municipal Council focuses on the application of statistical tools to establish Population Variables (PVs) affected by alcohol and suggested control measures. The establishment relied on primary data involving a sample size of 156 respondents selected through purposive sampling and analyzed by cross-tabs and Chi-square. The analysis found alcohol policy affects mostly the lower-educated population, small householders and youths, and these were significant at 0.029, 0.002, and 0.006 levels, respectively. The inferences drawn shows within PVs, alcohol reduces students' performances, influences separation of families, and increases poverty in the households, and all were significant at 0.003, 0.028, and 0.003, respectively. The findings conclude that alcohol affects all PVs, which consequently ends up deteriorating welfare. Therefore, to combat alcohol, the chapter recommends usage policy legal measures and educating the masses on the effect of alcohol.


Author(s):  
R. W. Kisusu ◽  
N. Kalimangʼasi ◽  
N. Macha ◽  
J. L. Mzungu

This case study of Dodoma Municipal Council focuses on the application of statistical tools to establish Population Variables (PVs) affected by alcohol and suggested control measures. The establishment relied on primary data involving a sample size of 156 respondents selected through purposive sampling and analyzed by cross-tabs and Chi-square. The analysis found alcohol policy affects mostly the lower-educated population, small householders and youths, and these were significant at 0.029, 0.002, and 0.006 levels, respectively. The inferences drawn shows within PVs, alcohol reduces students’ performances, influences separation of families, and increases poverty in the households, and all were significant at 0.003, 0.028, and 0.003, respectively. The findings conclude that alcohol affects all PVs, which consequently ends up deteriorating welfare. Therefore, to combat alcohol, the chapter recommends usage policy legal measures and educating the masses on the effect of alcohol.


Author(s):  
Mohammad Haddadi ◽  
Hamid Robat Sarpooshi ◽  
Elaheh Jaghouri ◽  
Alemeh Dehnabi

Abstract Objectives Acute myocardial infarction (MI) and hospitalization are one of the most stressful situations for many patients. Aromatherapy is a branch of the complementary medicine that is effective in anxiety. The present study aims to determine the effect of aromatherapy with rose essential oil (REO) on apparent anxiety in patients with acute MI. Methods This randomized clinical trial was carried out on patients with acute MI admitted to the cardiac ward of Heshmatieh Hospital in Sabzevar. Eighty patients were randomly assigned to two aromas and placebo groups, who received three drops of REO or placebo by inhalation three times a day for 3 days. Before and after the intervention, patients’ anxiety levels were measured by the Spielberger questionnaire. Data were analyzed by chi-square and the independent and paired and t-tests. Results Before the intervention, the mean of apparent anxiety was not significantly different in the intervention and control groups (48.44 ± 3.81 and 51.38 ± 7.21, respectively, p=0.16) while this parameter was significant after the intervention in both experimental groups (47.27 ± 7.11 and 44.16 ± 4.63, respectively, p=0.000), with a reduction in the mean of apparent anxiety in the intervention group. Moreover, the results of paired t-test revealed that the anxiety scores decreased significantly in the test group before and after the intervention (51.38 ± 7.21 and 44.16 ± 4.63, p=0.000). Conclusions Considering the positive effects of REO used in this study to reduce anxiety in patients with acute MI, the use of REO is recommended as a complementary treatment to reduce anxiety in these patients.


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