Antonio Carlos de Medeiros Pereira

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BACKGROUND The objective this study was to investigate the influence of clinical conditions, socioeconomic status, home environment, subjective perceptions of parents and schoolchildren about general and oral health on schoolchildren's oral health-related quality of life (OHRQoL). METHODS A sample of 515 schoolchildren, aged 12 years was randomly selected(More)
The purpose of this study was to identify risk indicators of high caries level at baseline (HCLB) based on cross-sectional data and predictors of high caries increment (HCI) based on a 7-year-follow-up examination in 6-8-year-old schoolchildren. Two hundred and six schoolchildren were examined in 1997 and in 2004 by the same two calibrated dentists, in(More)
The present study investigated the distribution profile of dental caries and its association with areas of social deprivation at the individual and contextual level. The cluster sample consisted of 1,002 12-year-old schoolchildren from Piracicaba, SP, Brazil. The DMFT Index was used for dental caries and the Care Index was used to determine access to dental(More)
OBJECTIVE The aims of this study were to investigate the effectiveness of sealant placement under the guidelines of the Oral Health Promotion Program for Children and Adolescents (Portugal), and to test the influence of clinical and socioeconomic variables on the DMFT increment in 277 children, born in 1997. MATERIAL AND METHODS A dental hygienist(More)
BACKGROUND The objective of this study was to compare the socioeconomic and family characteristics of underprivileged schoolchildren with and without curative dental needs participating in a dental health program. METHODS A random sample of 1411 of 8-to-10 year-old Brazilian schoolchildren was examined and two sample groups were included in the(More)
The aim of this study was to evaluate the relationship between malocclusion and self-perception of oral appearance/function, in 12/15-year-old Brazilian adolescents. The cluster sample consisted of 717 teenagers attending 24 urban public (n=611) and 5 rural public (n=107) schools in Maringá/PR. Malocclusion was measured using the Dental Aesthetic Index(More)
OBJECTIVE To assess the performance, in Brazil, of the definition of a suspected measles case among patients with rash diseases that has been adopted in Brazil and many other countries. METHODS From January 1994 to December 2003, patients with acute rash were seen at two large primary health care units and a public general hospital in Niterói, a city in(More)
OBJECTIVE The aim of this 2-year cohort study (2003 to 2005) was to investigate how caries experience, at initial lesions (early or non-cavited lesions) and cavited stages, predicts caries increment in permanent teeth in 7-10- year-olds. MATERIAL AND METHODS The random sample of 765 children attending public schools in the city of Piracicaba, SP, Brazil,(More)
BACKGROUND The aim of this cross-sectional study was to evaluate the impact of oral health conditions, socioeconomic status and use of specific substances on quality of life of alcohol and drug addicted persons, receiving care at outpatient treatment facilities in Brazil. METHODS A random sample of 262 participants, mean age 37 years, from Psychosocial(More)
BACKGROUND The objective of this study was to evaluate the convergent validity between the domains of the Autoquestionnaire Qualité de Vie Enfant image (AUQUEI) and the Child Perceptions Questionnaire instrument (CPQ(11-14)) among schoolchildren and to assess the difference between socio-economic and clinical variables associated with their scores. (More)