[Association between particulate matter from biomass burning and respiratory diseases in the southern region of the Brazilian Amazon].

Objective: To investigate the short-term effects of exposure to particulate matter from biomass burning in the Amazon on the daily demand for outpatient care due to respiratory diseases in children and the elderly.

Methods: Epidemiologic study with ecologic time series design. Daily consultation records were obtained from the 14 primary health care clinics in the municipality of Alta Floresta, state of Mato Grosso, in the southern region of the Brazilian Amazon, between January 2004 and December 2005.

Impact on human health of particulate matter emitted from burnings in the Brazilian Amazon region.

Objective: To analyze the impact on human health of exposure to particulate matter emitted from burnings in the Brazilian Amazon region.

Methods: This was an ecological study using an environmental exposure indicator presented as the percentage of annual hours (AH%) of PM2.5 above 80 microg/m3.