Multivariate analysis of prognostic factors in male breast cancer in Serbia.

Background: The aim of this study was to analyze the demographic and clinical characteristics of male breast cancer patients in Serbia, and furthermore to determine overall survival and predictive factors for prognosis.

Materials And Methods: In the period of 1996-2006 histopathological diagnosis of breast cancer was made in 84 males at the Institute for Oncology and Radiology of Serbia. For statistical analyses the Kaplan-Meier method, long-rank test and Cox proportional hazards regression model were used.

Cigarette smoking, coffee intake and alcohol consumption preceding Parkinson's disease: a case-control study.

Objective: A case-control study was performed in Belgrade in order to investigate the association between Parkinson's disease (PD) and smoking, coffee and alcohol consumption.

Methods: During the period 2001-2005, 110 new PD cases and 220 hospital controls were interviewed. Cases and controls were matched by sex, age and place of residence (urban/rural).

Environmental factors and Parkinson's disease: a case-control study in Belgrade, Serbia.

A case-control study was performed in Belgrade in order to investigate the association between Parkinson's disease (PD) and some environmental factors. During the period 2001-2005, 110 new PD cases and 220 hospital controls were interviewed. Cases and controls were matched by sex, age (+/-2 years), and place of residence (urban/rural).