Courses PhD Program in Dentistry

Prof. Hélio Doyle Pereira da Silva – DDS, MSc, PhD

Education and Professional Activities
Dr. Hélio Doyle holds a BS in Statistics from the University of Brasilia, UnB (2005), with a specialization in Statistics Applied to Biology and Health Sciences from the Master's Program in Biostatistics at the University of Lisbon, Portugal (2008). He has a research degree from the Department of Statistics of the Doctoral Program at the Universitat Politècnica de Catalunya (2011) and PhD in Statistics from the Department of Medicine of the University of Barcelona, ​​Spain (2016).

Due to the hybrid technical-scientific training (Health Sciences/Statistics) has the capacity to act as professor/researcher in the areas of knowledge related to human health, which includes Dentistry. He is currently Associate Professor of the Postgraduate Program in Dentistry, in the areas of Periodontics, Implant Dentistry and Orthodontics at the University of Guarulhos (Brazil). Reviewer: International Dental Journal.

Research Interests
His recent field of research is in the development and application of random effects Bayesian models for the estimation of parameters performance (validity, reliability and accuracy) of multiple and repeated clinical diagnostic tests in the absence of gold standard. Another field of effective action is in the application of the statistical methods to different projects related to the dental sciences in general.

Selected Peer-Reviewed Publications
Pereira da Silva HD, Ascaso C, Gonçalves AQ, Orlandi PP, Abellana R. A Bayesian approach to model the conditional correlation between several diagnostic tests and various replicated subjects measurements. Stat Med, v. na, p. na-na, 2017. doi: 10.1002/sim.7339.

Perez-Porcuna TM, Pereira da Silva HD, Ascaso C, Malheiro A, Bührer S, Martinez-Espinosa F, et al. Prevalence and Diagnosis of Latent Tuberculosis Infection in Young Children in the Absence of a Gold Standard. PLoS ONE 11(10): e0164181-13, 2016. doi: 10.1371/journal.pone.0164181.

Maciel SS, Feres M, Gonçalves TED, Zimmermann GS, Pereira da Silva HD, Figueiredo LC, Duarte PM. Does obesity influence the subgingival microbiota composition in periodontal health and disease?. Journal of Clinical Periodontology, v. 43, p. 1003-1012, 2016. doi: 10.1111/jcpe.12634.

Gonçalves TED, Zimmermann GS, Figueiredo LC, Souza MC, da Cruz DF, Bastos MF, Pereira da Silva HD, Duarte PM. Local and serum levels of adipokines in patients with obesity after periodontal therapy: one-year follow-up. Journal of Clinical Periodontology, v. 42, p. 431-439, 2015. doi: 10.1111/jcpe.12396

Gonçalves AQ, Abellana R, Pereira da Silva HD, Santos I, Serra PT, Julião GR, Orlandi PP, Ascaso C. Comparison of the performance of two spontaneous sedimentation techniques for the diagnosis of human intestinal parasites in the absence of a gold standard. Acta Tropica, v. 131, p. 63-70, 2014. doi: 10.1016/j.actatropica.2013.11.026.