Arash Shahravan

[ 1 ] - Do you Recommend an Interdisciplinary Field to Your Graduate Student?

[ 2 ] - تحلیل مشکلات پژوهش حیطه دندان‌پزشکی و راهکارهای اصلاحی آن در ایران (یک مطالعه کیفی)

  دریافت: 26/2/92 پذیرش: 9/8/92   مقدمه: رشد علمی ایران طی سال‌های اخیر بسیار چشمگیر بوده است. در این میان تولیدات علمی رشته دندان‌پزشکی نقش مهمی در روند افزایش تولیدات علمی کشور داشته‌اند. با وجود افزایش روز افزون علاقمندان به امر پژوهش، متأسفانه عوامل باز دارنده متعددی در راستای انجام پژوهش به نحو مطلوب و استفاده از نتایج آن‌ها وجود دارد. هدف مطالعه حاضر شناسایی مشکلات پژوهش دندان‌پزشکی در کش...

[ 3 ] - Effect of different methods of education on oral health in children with hearing impairment: A systematic review

BACKGROUND AND AIM: The aim of oral health education is to prevent oral diseases. Literature review indicates that oral hygiene is poor in children with hearing impairment. Different methods have been used to teach oral health to children with hearing impairment. This systematic review was undertaken to evaluate the efficacy of different methods of oral health ...

[ 4 ] - The comments of dentists contributed in congresses in the field of dentistry on questionnaire-based researches, Tehran, Iran, 2015

BACKGROUND AND AIM: The questionnaire includes a category of questions that has been prepared based on some certain principles and dentists are requested to complete this form. The aim of this study was the investigation of dentists’ opinions about researches based on questionnaires. METHODS: The present investigation was...

[ 5 ] - A PRISMA assessment of reporting the quality of published dental systematic reviews in Iran, up to 2017

BACKGROUND AND AIM: Proper scientific reporting is necessary to ensure correct interpretation of study results by readers. Systematic reviews (SRs) are of critical importance in evidence-based dentistry. This study assessed the reporting quality of published dental SRs in Iran.METHODS: The PubMed and ISI electronic databases were searched to collect published Iranian dental SRs up to the end of...

[ 6 ] - What determines utilization of dental care services? The case of Iran

BACKGROUND AND AIM: Identifying the factors affecting utilization of dental services is one of the best ways to improve the health status. This study aimed to investigate the effective factors on utilization of dental services.METHODS: In this cross-sectional study, 1185 household heads were selected randomly, and using a researcher-made questionnaire based on World Health Organization (WHO) Gl...

[ 7 ] - Assessment of the quality of randomized controlled trials in orthodontics published in PubMed indexed journals by Iranian authors from 2007 to 2017

BACKGROUND AND AIM: Randomized controlled trials (RCTs) are the gold standard for providing evidence in clinical research. The present study was performed with the objective to assess the quality of reports of RCTs in orthodontics in PubMed-indexed journals published by Iranian authors from 2007 to 2017.METHODS: All the articles on orthodontics published from 2007 to 2017 and indexed in PubMed ...

[ 8 ] - Avoidance dental visit, the impact of predictor factors: A cross-sectional study in Kerman, Iran

BACKGROUND AND AIM: In spite of different reforms and programs, the evidence indicates that Iran dental health sector has not been able to improve the dental situation and decrease the unmet needs. This study assessed the factors which affect the avoiding dental visit during one year ago because of its costs.METHODS: This cross-sectional study was performed on 1158 household heads which were se...

[ 9 ] - The dietary patterns of 12-year-old children and their awareness about the effect of diet on oral health in Iran

BACKGROUND AND AIM: Foods containing carbohydrates have a major effect on the pathogenesis of dental caries. There is a direct correlation between frequency of consumption of foods containing sugar and dental caries. The purpose of this study was to evaluate the dietary patterns of 12-year-old children and their awareness about the effect of diet on oral health in Iran.METHODS: A cross-sectiona...

[ 10 ] - Bibliometric Study of periodontal publications by Iranian authors between 1995-2015: A Medline approach

BACKGROUND AND AIM: One of the methods to measure scientific achievement in a particular field is bibliometric analysis of scientific publications. The main goals of this study were bibliometric analysis of Iranian periodontal literature, study design, and topics investigated in periodontal research published from 1995 to 2015 in PubMed.METHODS: PubMed search strategy was developed to identify ...

[ 11 ] - Cleansing and preparation of data for statistical analysis: A step necessary in oral health sciences research

In many published articles, there is still no mention of quality control processes, which might be an indication of the insufficient importance the researchers attach to undertaking or reporting such processes. However, quality control of data is one of the most important steps in research projects. Lack of sufficient attention to quality control of data might have a detrimental effect on the r...

[ 12 ] - The level of evidence of published articles on orthodontics in PubMed journals from Iran during 2000-2015

BACKGROUND AND AIM: Evidence-based dentistry (EBD), including orthodontics, needs the availability and use of the high-quality studies. The aim of this study was to identify the level of evidence (LOE) of Iranian articles on orthodontics published in PubMed.METHODS: All the articles on orthodontics published from 2000 to 2015 in PubMed with Iran affiliations were extracted by typing orthodontic...

[ 13 ] - The level of evidence of articles published in Iranian Endodontic Journal in 3 years (2007, 2012 and 2013)

BACKGROUND AND AIM: Endodontists have the opportunity to apply relevant research findings to care their patients using the principles and methods of evidence-based treatment. The best level of evidence can be used to inform decisions regarding care. The aim of this study was to evaluate the level of evidence and study the design of all the articles published in Iranian Endodontic Journal in yea...

[ 14 ] - A systematic review of questionnaires used on oral health knowledge, attitude, ‎and practice in 12-year-olds

BACKGROUND AND AIM: National oral health knowledge, attitude, and practice (KAP) data among 12-year-old children need nation-wide programs to help promote oral health. In most countries, oral epidemiologic data are collected by self-administered structured questionnaires. The aim of this study was to undertake a systematic review of the existing literature about questionnaires used for analyzin...

[ 15 ] - Evaluation of referral system to endodontists among a group of general dental practitioners

BACKGROUND AND AIM: The primary providers of health services are general dental practitioners (GDPs), who must routinely do the diagnosis and treatment planning except in complicated cases. The present study evaluation of a referral system to endodontists among a group of GDPs in Iran. METHODS: This descriptive study was performed on 620 Iranian general dentists. A questionnaire with an accepte...

[ 16 ] - A comparative study of the cleaning effect of various ultrasonic cleaners on ‎new, unused endodontic instruments

BACKGROUND AND AIM: This study was carried out to compare three different ultrasonic cleaner devices in the cleaning process of endodontic instruments by scanning electron microscope (SEM). METHODS: In this study, 120 unused brand new hand and rotary instruments were examined after removing from the sealed package. The instruments were randomly divided into six groups of 20 rotary or hand files...

[ 17 ] - An evaluation of the knowledge and attitude of school teachers regarding root canal therapy in Kerman, Iran

BACKGROUND AND AIM: The aim of this cross-sectional study was to evaluate the knowledge and attitude of school teachers regarding root canal therapy (RCT) in Kerman, Iran. METHODS: 403 teachers participated in this study (49.9% were female and 46.9% were male). Data collection was performed by a researcher-made questionnaire. After checking the validity and reliability of the questionnaire, it ...

[ 18 ] - Survey of prevalence of xerostomia in a population of Kerman, Iran, attending medical and dental clinics

BACKGROUND AND AIM: The effects of xerostomia on oral health have been studied for decades; however, the prevalence of this disorder in the general population remains controversial. The purpose of this study was to determine the prevalence of xerostomia in the population of Kerman, Iran. METHODS: A total of 1010 subjects participated in this cross-sectional study. Study volunteers completed a s...

[ 19 ] - Statistics for dental researcher, Part 2: Descriptive statistics

Descriptive statistics is the process of summarizing gathered raw data from a research and creating useful statistics, which help the better understanding of data. According to the types of variables, which consist of qualitative and quantitative variables, some descriptive statistics have been introduced. Frequency percentage is used in qualitative data, and mean, median, mode, standard deviat...

[ 20 ] - Statistics for dental researchers; part 1: Introduction

Learning statistics is a necessity for dental researchers. Due to daily dental science expansion, dental researchers have to study new papers in recent dental journals to remain up to date. On the other hand, knowing principles of statistics helps better understanding of the articles. Some authors revealed that knowledge of dentists about basic topics of statistics was poor. Therefore, in this ...