Air Pollution, Emergency Service, Hospital, Weather
Conditions
Brief summary
The goal of this observational study is to evaluate the impact of primary air pollutants and weather parameters on emergency department (ED) visits in the metropolitan area of Florence.
Detailed description
This is a retrospective, single-center, observational cohort study aimed at investigate the impact of primary air pollutant concentrations and weather parameters on emergency department (ED) visits in the metropolitan area of Florence. Anonymous data for each individual ED visit is retrieved from the hospital medical record. The daily concentrations of PM2.5, PM10, NO2, SO2 and O3 and the levels of atmospheric pressure, humidity and temperature are recorded by stations of the dedicated local agencies. The relationship between ED daily visits and pollutant concentrations or weather parameters are investigated.
Interventions
NA (not applicable)
Sponsors
Study design
Eligibility
Inclusion criteria
* Consecutive emergency department visits within the study period
Exclusion criteria
* Patients resident outside the metropolitan area investigated * Patients admitted to the emergency department for traumatic injuries
Design outcomes
Primary
| Measure | Time frame | Description |
|---|---|---|
| number of daily emergency department visits | through study completion, 1 year | Total number of emergency department visits on a given day |
Other
| Measure | Time frame | Description |
|---|---|---|
| number of patients with Levels of Urgency (I-V) of emergency department visits | through study completion, 1 year | Levels of urgency of emergency department visits defined according to the Canadian triage system. With I emergency and V non-urgent visit |
| Number of patients with the most frequent primary complaints of emergency department visits | through study completion, 1 year | — |
| Number of patients hospitalised | through study completion, 1 year | Admission to a hospital ward |
| In-hospital mortality | through study completion, 1 year | Death occurring either in the emergency department or following admission to ward |
Countries
Italy