Impact of urban atmospheric environment on hospital admissions in the elderly.

Objective: To analyze the impact of intra-urban atmospheric conditions on circulatory and respiratory diseases in elder adults.

Methods: Cross-sectional study based on data from 33,212 hospital admissions in adults over 60 years in the city of São Paulo, southeastern Brazil, from 2003 to 2007. The association between atmospheric variables from Congonhas airport and bioclimatic index, Physiological Equivalent Temperature, was analyzed according to the district's socioenvironmental profile.

[Temperature modifications in shantytown environments and thermal discomfort].

Objective: To study aspects of the microclimate in a shantytown (favela), in order to understand the influence of the land occupation pattern on its climatic parameters.

Methods: The study was carried out in a shantytown located in the southwestern region of the city of São Paulo, Brazil, between February 19 and July 31, 2003, i.e.