Rok Kogoj, Manja Grašek, Alen Suljič, Samo Zakotnik, Doroteja Vlaj, Kaja Kotnik Koman, Mario Fafangel, Miroslav Petrovec, Tatjana Avšič-Županc, Misa Korva
Sequencing analysis of SARS-CoV-2 cases in Slovenian long-term care facilities to support outbreak control
Frontiers in public health
continuous ambient air quality monitoring kenya limited resulting sparse data base health impacts air pollution country operated centrally located monitor nairobi measuring fine particulate matter pm25 pollutant demonstrated impact health describe temporal levels trends pm25 data nairobi evaluate associated health implications used centrally located reference sensor beta attenuation monitor bam1022 measure hourly pm25 concentrations 3year period 21 august 2019 20 august 2022 used minimum 75 daily hourly concentration represent 24hour concentrations given calendar day estimate deaths attributable air pollution used world health organization airq tool input pm25 concentration data local mortality statistics population sizes daily 24hour mean sem pm25 concentration 19 2 06 gm3 pollutant levels lowest 0300 peaked 2000 sundays lowest daily concentrations increased mondays remained high saturdays season pollutant concentrations lowest april highest august mean annual concentration 184 71 gm3 estimated lead 400 1400 premature deaths citys population 2021 hence contributing 58 17432 adult deaths excluding accidents referenced recommended 2021 air quality guideline annual thresholds 5 gm3 fine particulate matter air pollution nairobi showed daily dayofweek seasonal fluctuations consistent anthropogenic source mix particularly motor vehicles longterm population exposure pm25 37 times higher annual guideline 5 gm3 estimated lead substantial burden attributable deaths updated regulation targeting measures reduce vehicular emissions recommended