Air pollution sources in indoor area are one of the main factors for reducing indoor air quality of locations. A gastrointestinal endoscopy unit consists of the following area: procedural, recovery areas, and area for a disinfection and cleaning for equipment. This area is frequently exposed to the gastrointestinal gas expelled from patients and gas from electrocoagulated tissue through carbonation or electrocoagulation of neoplasms. This can be potential harmful component for respiratory health not only to medical practitioners but also to the patients who undergo endoscopic examinations. However, there has been scare data for the air quality check in the endoscopic unit.
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atmospheric Carbon dioxide (CO2)
Timeframe: up to 1 week
atmospheric total volatile organic compound (TVOC)
Timeframe: up to 1 week
atmospheric particulate matter that have a diameter of less than 2.5 micrometer (PM2.5)
Timeframe: up to 1 week
atmospheric nitrogen dioxide (NO2)
Timeframe: up to 1 week
atmospheric carbon mono-oxide (CO)
Timeframe: up to 1 week
atmospheric ozone
Timeframe: up to 1 week