OBJECTIVE: This study aimed to assess the survival and life quality evolution of patients subjected to surgical excision of oral and oropharyngeal squamous cell carcinoma. MATERIAL AND METHODS: Forty-seven patients treated at a Brazilian healthcare unit specialized in head and neck surgery between 2006 and 2007 were enrolled in the study. The gathering of data comprised reviewing hospital files and applying the...
OBJECTIVE: To assess the association between oral health and hygiene practices and oral cancer. METHODS: Hospital-based case-control study in the metropolitan area of São Paulo, southeastern Brazil, from 1998 to 2002. A total 309 patients with squamous cell carcinoma of the mouth and the pharynx and 468 controls matched by sex and age were included in the study. Cases were recruited in seven reference hospitals...
Neste estudo, investigou-se os fatores dietéticos associados com o câncer oral, em um estudo tipo caso-controle de base hospitalar no Município de São Paulo, Brasil, entre 1998 e 2002. Participaram 835 indivíduos, sendo 366 casos incidentes de câncer de cavidade oral ou faringe e 469 controles. Os dados de consumo alimentar foram obtidos por um Questionário de Freqüência Alimentar (QFA). Os valores de odds rati...
Estudo caso-controle conduzido para avaliar a associação de exposições ocupacionais e câncer oral e orofaringe na Região Metropolitana de São Paulo. Inclui 325 casos e 468 controles, recrutados por freqüência de sexo e faixa etária, entrevistados entre janeiro de 1999 e março de 2002. A análise por ramos de atividade e ocupações foi restrita aos homens (266 casos, 362 controles) e os odds ratios (OR), calculado...
CONTEXT AND OBJECTIVE: Diet and nutrition are environmental factors in health/disease relationships. From the epidemiological viewpoint, diet represents a complex set of highly correlated exposures. Our objective was to identify patterns of food intake in a group of individuals living in São Paulo, and to develop objective dietary measurements for epidemiological purposes. DESIGN AND LOCAL: Exploratory factor a...
CONTEXT: Around 90% of lung cancer worldwide is attributable to cigarette smoking, although less than 20% of cigarette smokers develop lung cancer. Other factors such as diet, chronic lung diseases, occupation and possibly environmental agents also contribute to this cancer. Genetic factors seem to play a role in lung cancer, but the precise characteristics influencing lung cancer susceptibility are not known, ...