Jurnal Medali
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    110 research outputs found

    Effect of whitening toothpaste and toothpowder on nanofiller composite resin discoloration after immersion in black tea

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    Background: One of the factors of discoloration on composite resin is extrinsic factors, such as black tea. Various ways are used to restore the color of composite resin, for example, toothpaste or toothpowder with whitening ingredients. Adding whitening ingredients such as activated charcoal or pearl essence in toothpaste or toothpowder can remove pigments, chromophores, and stains on composite resin with an abrasion effect on the composite surface.Method: This research was an experimental laboratory with a pretest and post-test control group design. This study used 12 samples of nanofiller composite resin (Palfique LX5 B1) in a cylindrical shape with 10 mm diameter and 2 mm thickness. The research was conducted by immersing the samples in black tea for 4 hours with repetition for 13 days. After immersing, the samples were divided into 3 groups: group I was brushed with charcoal toothpaste, group II was brushed with whitening toothpowder, and group III was brushed with non-whitening toothpaste. Brushing was done for 3 minutes with repetition for 13 days. The color parameters were measured using VITA Easyshade V 3 times.Result: The Shapiro-Wilk normality test showed the data normally distributed (p>0,05). The repeated ANOVA test showed no significant color change (p>0,05).Conclusion: Charcoal toothpaste, whitening toothpowder, and non-whitening toothpaste affect the color change of nanofiller composite resin, but there is no significant color change between the three kinds of toothpaste

    Differences In Dimensional Stability of Type III Gypsum (Dental Stone) Usimg Potassium Sulfate and Without Adding Potassium Sulfate

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    Background: Gypsum is a material widely utilized in dental medicine for imprinting study models in prosthesis manufacturing. Dimensional stability is a crucial requirement for achieving optimal gypsum imprints. The addition of potassium sulfate to type III gypsum may serve as a solution to enhance dimensional stability. This study aims to compare the dimensional  stability values of type  III gypsum with  the  addition of 4% potassium sulfate against type III gypsum without the addition of potassium sulfate.Methode: This research employs an experimental design with a post-test-only control group. A total of 32 specimens were produced using gypsum molds in accordance with ADA no. 19. The specimens were divided into two groups: the first group consisting of type III gypsum with added potassium sulfate, and the second group comprising type III gypsum without added potassium sulfate. Data were subjected to non-paired parametric t-tests.Result: The mean value for the type III gypsum group without potassium sulfate addition was 0.0288±0.00052%, while the mean value for the type III gypsum group with potassium sulfate addition was 0.0058±0.00040%. The non-paired t-test results revealed a p-value of 0.000.Conclussion: Based on the conducted research, the addition of potassium sulfate to type III gypsum resulted in enhanced dimensional stability

    Description Of Primary School Student Behavior Post The 21 Days Tooth Brushing Program (Survey Of Students At Sdn Bangetayu Wetan 01 Semarang City)

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    Background: The high incidence of dental caries in elementary school-aged children was a public health problem. One effort to reduce the high rate of dental caries was through a 21-day tooth brushing program. It was hoped that the behavior would form permanently and become a habit. The purpose is to find out the description of elementary school students' behavior after the 21-day tooth brushing program.Method: The type of research was descriptive observational. The population in this study was elementary school students at SDN Bangetayu Wetan 01 Semarang City, totaling 386 students from grades 1 to 6. The sampling technique used was a total sampling technique which was in accordance with research inclusion and exclusion criteria, resulting in 105 samples. Data were subjected to descriptive statistical analysis.Result:The study showed that changes in dental and oral health maintenance behavior after the 21-day tooth brushing intervention were mostly in the sufficient category (49.5%). The majority of students' 21-day tooth brushing practice was in the routine category (82.9%). Conclusion: The most common characteristics of respondents were female (62.9%) and 10 years old (24.8%).Through the 21-day tooth brushing program, the students of SDN Bangetayu Wetan 01 Semarang City formed dental and oral health maintenance behavior

    EFFECT OF OMEGA 3 ON CAO AND P2O5 AS HYDROXHAPATITE CONSTITUENTS IN DENTAL MICE (MUS MUSCULUS)

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    Background: Omega has many benefits for the human body, such as acting as an anti-inflammatory, strengthening bones and teeth and helping the absorption of calcium in the body. Increased absorption of calcium so that the formation of bones and teeth will be more optimal. Omega 3 cannot be produced by the body so it needs external intake such as supplements containing omega 3. Pregnant women need this omega 3 intake to improve nutrition for the fetus and minimize caries and hypoplasia in children. Purpose: to determine the effect of omega 3 on CaO and P2O5 as hydroxyapatite constituents in the teeth of mice (Mus musculus). Method: This experimental study was conducted with a post test only control group design with a sample of 16 teeth. The groups were divided into two, namely the treatment of giving omega 3 and the control of distilled water in pregnant mice. Pregnant mice were given omega 3 during pregnancy and birth. Omega 3 supplements use a dose of 0.001 ml. Statistical tests were carried out using an independent t-test. Test CaO and P2O5 as hydroxyapatite constituents in the teeth of mice using SEM. Observation of email brute force results using SEM. Results: In this study there was a significant difference

    ANALYSIS OF THE DETERMINING FACTORS OF SMILE AESTHETICS (STUDIES ON STUDENTS OF THE ISLAMIC UNIVERSITY OF SULTAN AGUNG SEMARANG)

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    Background: A smile is one of the main components of the attractiveness of a person’s face. Several things build an aesthetic smile. The aesthetic assessment of a smile is a subjective matter, so each individual has their assessment. The purpose of this study was to determine the student’s assessment of the four components of a smile. Method: The research design used in this study was an observational study with a cross-sectional approach with a total of 100 research subjects, which included diploma, bachelor, professional education, master, and postgraduate students. Result: The result obtained from this study showed different results between male and female students. Conclusion: The high smile line was considered by male and female respondents to be aesthetic, and the medium smile line was considered unaesthetic by male respondents and aesthetically for women. The low smile line was considered unaesthetic by both of them. In the smile arc, the parallel smile arc is regarded as an aesthetic smile by both male and female respondents, while the straight smile arc is assessed as an unaesthetic smile by male and female respondents. For male respondents, a smile with a reverse smile arc was assessed as a very unaesthetic smile, while female respondents rated this smile as unaesthetic. In the upper lip curvature aspect, male respondents rated a smile with an upward upper lip curvature as very aesthetic, while female respondents rated it as aesthetic. Both male and female respondents rated Straight upper lip curvature as an aesthetic smile. A smile with downward upper lip curvature is rated as very unaesthetic by male respondents and unaesthetic by female respondents. In the buccal corridor aspect, male and female respondents rated a smile with a narrow and medium buccal corridor as an aesthetic smile. A smile with a wide buccal corridor was rated as very unaesthetic by male respondents, while female respondents rated this smile as unaesthetic

    THE RELATIONSHIP OF KNOWLEDGE TO INFORMED CONSENT COMMUNICATION PRACTICES OF PROFESSIONAL EDUCATION STUDENTS

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    Latar Belakang: Keterampilan komunikasi informed consent yang baik dalam pendidikan kedokteran akan mempengaruhi praktik dan dapat menentukan keberhasilan tindakan yang akan dilakukan. Tujuan Penelitian: Penelitian ini bertujuan untuk mengetahui hubungan pengetahuan mahasiswa pendidikan profesi dengan praktik mengomunikasikan informed consent di RSIGM Sultan Agung Semarang. Metode Penelitian: Penelitian ini dilakukan dengan metode observasional analitik dengan pendekatan survei cross sectional. Pengambilan sampel dilakukan melalui simple random sampling. Analisis statistik menggunakan uji korelasi Spearman. Hasil Penelitian: Hasil uji statistik Spearman Rank Correlation diperoleh nilai p = 0,000 < α 0,05 dengan nilai r = 0,524 yang menunjukkan bahwa terdapat hubungan yang signifikan antara pengetahuan dengan praktik komunikasi informed consent mahasiswa pendidikan profesi dengan kekuatan sedang. Kesimpulan: Terdapat hubungan yang signifikan antara pengetahuan dengan praktik mengomunikasikan informed consent mahasiswa pendidikan profesi di RSIGM Sultan Agung Semarang

    The Effect Of Halal Labeling On The Decision To Purchase Toothpaste Products For Unissula Students

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    Background: Toothpaste is a dental and oral hygiene ingredient that is used every day by the community. The era of modernization has caused toothpaste products to be sold freely in the market. The halal labeling is useful for knowing that toothpaste is halal and safe in accordance with Islamic law. The purpose of this study was to determine the effect of halal labeling on purchasing decisions for toothpaste products for UNISSULA students.Method: This research is a non-experimental observational analytic study with a quantitative approach. The research subjects were taken using a cluster sampling technique based on the faculties in UNISSULA. The data were analyzed using Spearman correlation analysis and descriptive analysis.Result: The results of the Spearman correlation test showed a significant difference with p = 0.00 (p <0.05) with a strong correlation strength of 0.616 and a positive correlation direction.Conclusion: Halal labeling influences the decision to buy toothpaste for UNISSULA students with high levels of perception of halal labeling and high and medium halal labeled toothpaste purchasing decisions

    MANUFACTURING AND TESTING THE VALIDITY AND RELIABILITY OF PARENTS KNOWLEDGE LEVEL MEASURMENT TOOLS ON ORAL CADIDIASIS IN INFANTS AGE 0-12 MONTHS

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    Background: Oral candidiasis is a fungal infection that affects the oral mucosa, most of these lesion are caused by Candida albicans. Candida infection often occured in infants aged 0-12 months because they had imunoregulator system which hadnot matured completely. Other causes were parents who often gave milk through bottles, leftover milk in the baby's mouth that was not cleaned, bad habits by giving pacifiers (fopspeen) to suck without paying attention to cleanliness.. The role of parents was very important in maintaining to prevent oral candidiasis. Make a valid and reliabel measured instrument in the form of a questionnaire is needed to be able to measeure the level of parental knowledge of oral candidiasis, until now there is no instrument that measure this focus. The main purpose in this study was to create a valid and realiable instrument which measure the level of parental knowledge of oral candidiadis in infants aged 0-12 months. Method: The study method is descriptive stages were the preparation of dimensions, indicators and statement items, content validity index(CVI), construct validity test with pearson correlation test (rcount>rtable) and reliability test by looking at the cronbach alpha value(0>7). Result: Results showed a valid I-CVI mean value was 0.89, the construct validity test showing the correlation value of each item was greater than 0.361 and the reliability stage showing the Cronbach Alpha value of 0.902 was greater than 0,7. Conclusion: : It was concluded that the contained 28 items of instrument statements on the level of parental knowledge of oral candidiasis in infants aged 0-12 months, valid and reliable,according to the principle that can be used as a measuring tool for further stud

    Effect of lightcuring duration on color change of nanofiller composite resin on red grape juice immersion

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    Background: One of the aesthetic issues in the use of composite resin is the color change. The study aims to compare the color changes of nanofiller composite resin before and after immersion in red grape juice with different curing durations.Method: This study involved 18 round composite resins with a diameter of 12 mm and a thickness of 2 mm. The sample was divided into three groups (n=6); group A was cured for 20 seconds, group B for 30 seconds, and group C for 40 seconds. After curing, the samples were immersed in artificial saliva at 37°C for 24 hours before being measured by UV-vis spectrophotometer. The three groups were immersed in red grape juice for three days and the final color was measured. Data were analyzed using One Way Anova and Post Hoc LSD.Result: The One Way Anova test showed a significance value of 0.000, meaning (p < 0.05) it was said that there was a significant difference in each group followed by a post hoc LSD test on composite resin cured for 20 seconds against 30 seconds. second group and 40 seconds to get a significant differenceConclusion: Longer curing duration can defend nanofiller composite resin against discoloration due to the consumption of grape juice

    EFFECTIVENESS OF BELUNTAS EXTRACT GEL (Pluchea indica) ON THE GROWTH OF Porphyromonas gingivalis

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    Background: Periodontal disease is common in Indonesia, especially periodontitis, with a prevalence of 74.1%. One of the main etiologies of periodontitis is Porphyromonas gingivalis which colonizes dental plaque in the stages of secondary colonization and maturation. Pluchea indica leaves contain active substances with antibacterial properties, including flavonoids, tannins, alkaloids, saponin, and atsiri oil which can be used as additional pharmacotherapeutic therapy in the treatment of periodontitis. The gel preparation has good dispersion, practical, easy to apply. Aim the study to specify the effectiveness of Pluchea indica extract gel 40%, 60% and 80% against the growth of Porphyromonas gingivalis. Method: This research employed an in vitro experimental post-test control design. Thirty samples were split into five groups: the 40%, 60%, and 80% concentrations of the Pluchea indica leaves gel, positive control using metronidazole gel, and negative control. Samples underwent 48 hours of incubation. After being administered a Pluchea indica leaves gel, the diffusion method is used to determine the sensitivity of the test bacteria to antibacterial. Result: The diameter of the inhibition zone formed by Pluchea indica extract gel group with a concentration of around 80% was in the category very strong. Based on the results of the Tukey post-hoc test

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