Publications by authors named "Deepak Kumar Singhal"

Disparity in the esthetic perceptions between a patient and clinician could result in patient dissatisfaction with orthodontic treatment outcomes. The aim of this study was to compare the perceptions of a group of orthodontists, general dentists, and laypersons about the attractiveness of Indian facial profiles. In this study, a male and a female participants' photographs and lateral cephalograms were digitally manipulated by inserting them into Dolphin software; we considered four soft tissue parameters at a nasolabial angle, upper lip E-line, lower lip E-line, and pg-pg', so that 20 profiles were created for each model.

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Objectives: To compare the prevalence of root surface carious lesions among the nondiabetic and diabetic elderly population and its association with various risk factors.

Methods: An observational analytical cross-sectional study was conducted among 800 elderly participants, 431 males and 369 females, aged 50 years and above, with a minimum of ten teeth present, with 400 being diabetic and 400 nondiabetic from the various hospitals of the Udupi district. Demographics, socioeconomic status, oral hygiene practices, oral abusive habits, and history of type 2 diabetes were collected using an interviewer-administered questionnaire followed by an intraoral examination to assess root caries.

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The present study explores the efficacy of Machine Learning and Artificial Neural Networks in age assessment using the root length of the second and third molar teeth. A dataset of 1000 panoramic radiographs with intact second and third molars ranging from 12 to 25 years was archived. The length of the mesial and distal roots was measured using ImageJ software.

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Background: Wearable device technology has recently been involved in the healthcare industry substantially. India is the world's third largest market for wearable devices and is projected to expand at a compound annual growth rate of ~26.33%.

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Background: The Coronavirus disease (COVID-19) outbreak in 2019, has shocked the entire world. As an effort to control the disease spread, the Indian government declared a nationwide lockdown on March 25th, 2020. As dental treatment was considered high risk in the spread of COVID-19, dentistry became one of the most vulnerable professions during this time.

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This study compared the longevity of high strength posterior glass ionomer and metal-reinforced glass ionomer using ART in rural settings within an 18-month observation period. A nonblinded parallel design randomized controlled trial was conducted among children who attended dental outreach programs in a rural area of Southern India. Atraumatic Restorative Treatment (ART) was performed in 92 permanent posterior teeth with either high strength posterior glass ionomer or metal-reinforced glass ionomer restorations.

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Background: Tobacco usage is a global concern and it is essential to curb its usage and increase awareness among patients. Dental professionals’ contribution in tobacco cessation will definitely make a stark difference. Thus it is important to assess dental students’ and graduates’ knowledge, attitude and practice towards Tobacco cessation counselling (TCC).

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Aim: The aims of this study were to assess the prevalence of use and need for dental prostheses and to associate need with the life course determinants in young adults of age 18-35 years in Udupi taluk, Karnataka, India.

Materials And Methods: It was a cross-sectional survey conducted on a total of 580 individuals those attended dental screening camps organized at random locations. A self-administered questionnaire was administered to participants to assess their life course determinants such as socioeconomic, behavioral, and psychological circumstances followed by an oral examination to assess their prosthetic status (WHO, 1997).

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Introduction: Oral malodour is a social malady affecting people of all the age groups. Effective management of oral malodour is the key to improve the quality of life of such people.

Aim: To evaluate the effectiveness of ayurvedic medication, G32 in controlling oral malodour and comparing the effects with Chlorhexidine (CHX).

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Background: The management of deep carious lesions can be done by various techniques but residual caries dilemma still persists and bacterial reduction in cavities treated by either partial or complete caries removal techniques is debatable. So the objective of the present randomized clinical trial was to compare microbial counts in cavities submitted to complete caries removal and partial caries removal using either hand instruments or burs before and after 3 weeks of restoration.

Materials And Methods: Primary molars with acute carious lesions in inner half of dentine and vital pulp were randomly divided into three groups of 14 each: Group A: Partial caries removal using hand instruments atraumatic restorative treatment (ART) only; Group B: Partial caries removal using bur; Group C: Complete caries removal using bur and caries detector dye.

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Objectives: The study was designed to characterize the surface, core promoter, precore/core region sequences for the presence of mutations in hepatitis B virus (HBV) associated with different liver diseases.

Methods: 567 HBV associated patients with different liver diseases were enrolled in this study. All samples were analyzed for HBV surface, core promoter, precore/core region mutations and genotypes using PCR and direct sequencing.

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