Childhood cancer: incidence and spatial patterns in the city of Campinas, Brazil, 1996-2005.

This article analyzes cancer incidence and spatial patterns in children and adolescents (0-19 years of age) residing in the city of Campinas in Southeastern Brazil who were diagnosed from 1996-2005. Cancers were classified according to the Third International Classification of Childhood Cancer (ICCC-3) Groups. The four most common groups were studied: leukemias, lymphomas, and central nervous system and soft tissue neoplasms.

Assessment of a physical activity program on the medical-hospital costs of a healthcare company.

Background: The protective effect of regular physical activity against risk of development of noncommunicable diseases and reduction of medical-hospital costs are well established in the literature. However, no study investigated the financial impact of workplace physical activity promotion programs in Brazil.

Objective: To investigate the financial impact of a workplace physical activity promotion program on the medical-hospital costs of a private healthcare company.

Improving patient care trajectories: an innovative quasi-experimental research method for health services.

Scores to predict treatment outcomes have earned a well-deserved place in healthcare practice. However, when used to help achieve excellence in the care of a given disease, scores should also take into account organizational and social aspects. This article aims to create scores to obtain key variables and its application in the management of care of a given disease.

Survival analysis of women with breast cancer: competing risk models.

This study aimed to estimate the effects of prognostic factors on breast cancer survival, such as age, staging, and extension of the tumor, using proportional hazards and competing risks models proposed by Cox and Fine-Gray, respectively. This is a retrospective cohort study, based on a population of 524 women, who were diagnosed with breast cancer in the period from 1993 to 1995 and monitored until 2011, residents in the city of Campinas, São Paulo, Brazil. The cutoff points for the variable of age were defined with Cox simple models.

[Survival in gastric cancer patients in Campinas, São Paulo, Brazil].

This study analyzes the survival of gastric cancer patients in the city of Campinas, São Paulo State, Brazil. Data from the Campinas Population-Based Cancer Registry (RCBP) related to gastric cancer cases diagnosed from 1991 to 1994 were analyzed. Observed and relative survival rates were calculated, and to compare rates between different groups and international populations, the relative mortality risk was used.

[Risk factors and predictors of induced abortion: a population-based study].

This study aimed to identify key risk factors and predictors of induced abortion. A cross-sectional population-based study was conducted with a representative sample of 3,002 women 15 to 49 years of age in southern Brazil, randomly assigned to answer questions on induced abortion using either the ballot-box method or the indirect questioning method. Socioeconomic, demographic, and reproductive data were obtained through a pre-coded questionnaire.

[Treatment of diabetic retinopathy: patients' perceptions in Rio Claro (São Paulo State)--Brazil].

Purpose: To collect information and opinions from a group of diabetic patients regarding diabetic retinopathy and its treatment, in order to get reliable information that can help to improve programs and actions to control and prevent this ocular disease.

Methods: A cross-sectional study was performed. The sample was from 980 diabetic patients seen in a diabetic association.

[Estimating the frequency of induced abortion: a comparison of two methods].

Objective: To compare two methods-the "ballot box" method and the "indirect questioning" method-for estimating the frequency of induced abortions in population-based studies.

Methods: A cross-sectional population-based study was conducted with a representative sample of 3 002 women between 15 and 49 years of age living in the city of Pelotas, Rio Grande do Sul, Brazil. The women were selected through multistage sampling and randomly assigned to answer questions concerning induced abortion with one of the two methods, after they had answered a general questionnaire that collected socioeconomic and demographic information.

[Work, violence and death in Campinas, São Paulo, Brazil].

In this epidemiological study, deaths resulting from external causes in 1999 and 2000 among males (age 15-64 years) in Campinas, São Paulo State were analyzed through interviews with their relatives. We attempted to correlate this incidence with individual occupational history, allowing the characterization of these events as work-related injuries. The proportional death rate due to work-related injuries was estimated at 27% in this group.

Dorzolamide X apraclonidine in the prevention of the intraocular pressure spike after Nd : YAG laser posterior capsulotomy.

Objective: To evaluate the efficacy of dorzolamide compared to apraclonidine, in the prevention of the intra-ocular pressure (IOP) spike after Nd :YAG laser posterior capsulotomy. SITE: Department of Ophthalmology, State University of Campinas (UNICAMP) General Hospital, Campinas, São Paulo, Brazil.

Methods: In a double masked prospective clinical trial, 217 eyes from 217 patients were randomly assigned to receive either dorzolamide 2 h before and placebo 1 h before Nd : YAG laser capsulotomy or placebo 2 h before and apraclonidine 1 h before the procedure.

Refractive errors and cataract as causes of visual impairment in Brazil.

Purpose: To identify the main causes of visual impairment (VA
Methods: A retrospective review of the ophthalmic forms used for 60,404 patients examined in 74 Cataract Projects was performed.