Comparison of Estimation Method in Diagnostic Meta-Analysis: An Application in Dentistry
Merve Parmaksiz, Hayal Boyacioğlu, Pelin Güneri and Nezaket Ezgi Özer
Article Type: Research Article | First Published: June 28, 2021
In this study, the objective was to compare different estimation methods in diagnostic meta-analysis. In this scope, DerSimonian and Laird (DL), Restricted Maximum Likelihood (REML), Sidik and Jonkman (SJ), Hedges and Olkin (HO), Maximum Likelihood (ML), Paule and Mandel (PM) estimation methods were examined. In the implementation part, effectiveness of Clinical Oral Examination (COE) in predicting the diagnosis of histological dysplasia or Oral Squamous Cell Carcinoma (OSCC) was studied. Meta a...
The Incidence of Tuberculosis in Brazil from 2001 to 2018: Use of Polynomial Regression Combined with a Stochastic Volatility Model
Jorge Alberto Achcar, Ricardo Puziol de Oliveira and Emerson Barili
Article Type: Original Article | First Published: April 21, 2021
Monthly tuberculosis (TB) counts from January 2001 to December 2018 showed an upward trend (data from SINAN - Information System for Notifiable Diseases). The increase in the incidence of TB in general is associated with an increase in the rate of extreme poverty, an increase in AIDS cases and other factors. Combining the polynomial linear regression and stochastic volatility models, the purpose of this study was to analyze monthly count data as well as the AIDS/TB, extreme poverty/TB and urban/...
Psychophysiological Differences in Patients with/without Schizophrenia: A Comparative Study
Theofilidis Antonis and Fountoulakis Konstantinos
Article Type: Original Article | First Published: April 09, 2021
Schizophrenia is a chronic and severe mental disorder affecting 20 million people worldwide. Characterized by distortions in thinking, perception, emotions, language, sense of self and behaviour. Differences in body mass index, weight and height, in patients with schizophrenia, mood disorders vs. normal controls. The study sample included 76 patients with unipolar depression, 16 patients with schizoaffective disorder, 122 patients with schizophrenia, and 78 patients with other mental disorders,...
Multiobjective Optimal Control of the COVID Virus Outbreak
Article Type: Research Article | First Published: January 20, 2021
The number of fatalities caused by the COVID virus is not only extremely high but also increasing at an alarming rate. The many strategies that are being used throughout the world, to control the pandemic, are being overwhelmed mercilessly by the global pandemic. In this paper three different optimization strategies are used to determine the best strategy that can minimize the damage. It is also demonstrated that for one value of the number of infected subjects two values of recovered and perish...