Improving dental‐oral health learning in students using a mobile application (“My tooth“): A controlled before and after study

Author(s):  
Zohreh Rahaei ◽  
Elham Moradian ◽  
Fatemeh Falahati‐Marvast
2019 ◽  
Author(s):  
David Zendle

Loot boxes are items in video games that may be paid for with real-world money, but which contain randomised contents. There is a reliable correlation between loot box spending and problem gambling severity: The more money gamers spend on loot boxes, the more severe their problem gambling tends to be. However, it is unclear whether this link represents a case in which loot box spending causes problem gambling; a case in which the gambling-like nature of loot boxes cause problem gamblers to spend more money; or whether it simply represents a case in which there is a general dysregulation in in-game spending amongst problem gamblers, nonspecific to loot boxes.The multiplayer video game Heroes of the Storm recently removed loot boxes. In order to better understand links between loot boxes and problem gambling, we conducted an analysis of players of Heroes of the Storm (n=112) both before and after the removal of loot boxes.There were a complex pattern of results. In general, when loot boxes were removed from Heroes of the Storm, problem gamblers appeared to spend significantly less money in-game in contrast to other groups. These results suggest that the presence of loot boxes in a game may lead to problem gamblers spending more money in-game. It therefore seems possible that links between loot box spending and problem gambling are not due to a general dysregulation in in-game spending amongst problem gamblers, but rather are to do with specific features of loot boxes themselves.


2019 ◽  
Vol 4 (1) ◽  
pp. 66
Author(s):  
Rahmaini Fitri

Pregnancy causes physiological changes in the body and as well as in the oral cavity. Dental and oral diseases associated with pregnancy that is, gingivitis, periodontitis and pregnancy granuloma. Mouth dental disease during pregnancy is not only influenced by the pregnancy itself but rather the lack of knowledge about dental and oral health maintenance. Efforts to improve the knowledge of pregnant women about oral health is done by providing information, information necessary for health education media. In this case the media is created and used to improve the knowledge of pregnant women is the booklet. This study aimed to analyze the differences in knowledge and attitudes before and after maintenance booklet oral health in pregnant women. This study is a quasi experiment with one group pre  and post test design. The sample is the first trimester pregnant women who come to the health center in Sentosa Baru Medan as many as 34 people. Analysis of the data  forcompare the average difference in scores of knowledge and attitudes before and after the intervention used the Wilcoxon test. The results showed there is an increased knowledge and attitude maintenance of oral health in pregnant women after being given a booklet with a value of p < 0.001, a percentage increase of 30% knowledge and attitudes percentage of 37%. The conclusions of this study is increased knowledge and attitude maintenance of oral health in pregnant women after being given a booklet.


Author(s):  
Holy Greata

This study aims to look at the effectiveness of performance appraisal training programs to improve perceived organizational support and employee engagement among employees at YPTK educational institutions. This research uses a quantitative approach, with the before-and-after study design research design. The strength of this program is the ability to measure the impact of an intervention. Measuring devices perceived organizational support is an adaptation of the survey of perceived organizational support, while measuring instruments employee engagement is an adaptation of the Utrecht work engagement scale. The results of this study indicate the influence of perceived organizational support on employee engagement of 0.168 (p = 0.016 significant at l.o.s 0.05). Paired sample t-test results showed significant differences in perceived organizational support and employee engagement scores before and after the training and outreach of performance appraisal. Keywords: Perceived Organizational Suppor; Employee Engagement, Performance assessment   Penelitian ini bertujuan melihat efektifitas program pelatihan penilaian kinerja untuk meningkatkan perceived organizational support dan employee engagement pada karyawan di lembaga pendidikan YPTK. Penelitian ini menggunakan pendekatan kuantitatif, dengan design penelitian the before-and-after study design. Kelebihan dari program ini adalah kemampuan untuk mengukur dampak dari sebuah intervensi. Alat ukur perceived organizational support merupakan adaptasi dari survey of perceived organizational support, sedangkan alat ukur employee engagement merupakan adaptasi dari Utrecht work engagement scale. Hasil penelitian ini menunjukkan adanya pengaruh perceived organizational support terhadap employee engagement sebesar 0.168 (p=0.016 signifikan pada l.o.s 0.05). Hasil uji paired sample t-test menunjukkan adanya perbedaan skor perceived organizational support dan employee engagement yang signifikan sebelum dan sesudah dilakukan pelatihan dan sosialisasi penilaian kinerja.   Kata Kunci: Perceived Organizational Suppor; Employee Engagement, Penilaian Kinerja.


2013 ◽  
Vol 1 (2) ◽  
pp. 209-234 ◽  
Author(s):  
Pengyuan Wang ◽  
Mikhail Traskin ◽  
Dylan S. Small

AbstractThe before-and-after study with multiple unaffected control groups is widely applied to study treatment effects. The current methods usually assume that the control groups’ differences between the before and after periods, i.e. the group time effects, follow a normal distribution. However, there is usually no strong a priori evidence for the normality assumption, and there are not enough control groups to check the assumption. We propose to use a flexible skew-t distribution family to model group time effects, and consider a range of plausible skew-t distributions. Based on the skew-t distribution assumption, we propose a robust-t method to guarantee nominal significance level under a wide range of skew-t distributions, and hence make the inference robust to misspecification of the distribution of group time effects. We also propose a two-stage approach, which has lower power compared to the robust-t method, but provides an opportunity to conduct sensitivity analysis. Hence, the overall method of analysis is to use the robust-t method to test for the overall hypothesized range of shapes of group variation; if the test fails to reject, use the two-stage method to conduct a sensitivity analysis to see if there is a subset of group variation parameters for which we can be confident that there is a treatment effect. We apply the proposed methods to two datasets. One dataset is from the Current Population Survey (CPS) to study the impact of the Mariel Boatlift on Miami unemployment rates between 1979 and 1982.The other dataset contains the student enrollment and grade repeating data in West Germany in the 1960s with which we study the impact of the short school year in 1966–1967 on grade repeating rates.


Author(s):  
Kirsi Rasmus ◽  
Antti Toratti ◽  
Saujanya Karki ◽  
Paula Pesonen ◽  
Marja-Liisa Laitala ◽  
...  

The aim of this pilot study was to investigate the acceptability of an oral health-related mobile application developed for young children based on the feedback given by the children and their parents. Another aim was to evaluate the self-reported change in children’s oral health behaviors during a short test period. The application—a virtual pet integrated into a child’s daily routines—aimed to promote oral hygiene and dietary behaviors in children. A total of 36 4–12-year-old voluntary children were given a mobile phone with the installed application. After the 5-week testing period, the feasibility of the application and possible changes in the children’s oral health behaviors were asked using an electronic questionnaire. Most of the children considered the application clear (n = 34), amusing (n = 31), and useful (n = 29). The children’s tooth brushing manners improved both qualitatively and quantitatively: the time used for tooth brushing increased and the children learned how to brush different tooth surfaces. Mobile applications can be fun and useful in oral health promotion; while playing, children can learn good oral health-related behaviors. Mobile applications integrate oral health promotion into children’s daily environment and routines.


Author(s):  
Maria D Ferrer ◽  
Salvadora Pérez ◽  
Aránzazu López Lopez ◽  
José Luis Sanz ◽  
Maria Melo ◽  
...  

Our aim was to evaluate clinical, biochemical and microbiological markers related to dental caries in adults. A sample that consisted of 75 volunteers was utilized. The presence of caries and the presence of plaque and gingival indices were determined. Unstimulated salivary flow, pH, lactate, Streptococcus mutans and Streptococcus dentisani were measured in the participants’ plaque and saliva samples before and after rinsing with a sugar solution. Lactate in plaque was found to be significantly related to age, gender, tooth-brushing frequency, the presence of cavitated caries lesions and plaque and gingival indices (p < 0.05). The levels of S. dentisani in plaque increased significantly with tooth-brushing frequency (p = 0.03). Normalized plaque S. dentisani values and the percentage of S. dentisani were slightly higher in patients with basal lactic acid levels ≤ 50 mg/L. After rinsing with a sugary solution, the percentage of S. mutans levels in plaque were higher in patients with lactic acid levels > 350 mg/L (p = 0.03). Tooth-brushing frequency was the factor which was most associated with oral health. Women reflected better clinical and biochemical parameters than men. Low pH and high lactic acid levels tended to be associated with high caries rates. No association was found between bacteria levels and caries indices.


Author(s):  
Yalil Augusto Rodríguez-Cárdenas ◽  
Luis Ernesto Arriola-Guillén ◽  
Aron Aliaga-Del Castillo ◽  
Gustavo Armando Ruíz-Mora ◽  
Guilherme Janson ◽  
...  

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