Ozone air pollution and ischaemic stroke occurrence: a case-crossover study in Nice, France.

ABSTRACT:

Objectives

Relationship between low-level air pollution and stroke is conflicting. This study was conducted to document the relationship between outdoor air pollution and ischaemic stroke occurrence.

Design

Time-stratified case-crossover analysis.

Setting

University Hospital of Nice, France.

Participants

All consecutive patients with ischaemic stroke living in Nice admitted in the University Hospital of Nice (France) between January 2007 and December 2011.

Main outcome measure

Association (adjusted OR) between daily levels of outdoor pollutants (ozone (O3), nitrogen dioxide (NO2), particulate matter (PM10) and sulfur dioxide (SO2)) and ischaemic stroke occurrence.

Results

1729 patients with ischaemic stroke (mean age: 76.1±14.0 years; men: 46.7%)

SUBMITTER: Suissa L 

PROVIDER: S-EPMC3855570 | biostudies-literature | 2013 Dec

REPOSITORIES: biostudies-literature