Finding F-0241

“The cumulative mean indoor and outdoor PM1, PM2.5 and PM10 for the study area were 23.6 μg/ m3 and 27.7 μg/m3; 41.6 μg/m3 and 46.3 μg/m3; and 175.5 μg/m3 and 188.8 μg/m3, respectively.”

Comparative Analysis of Indoor and Outdoor Particulate Matter Concentrations and Air Quality in Ogbomoso, Nigeria (2020). Journal of health & pollution. Page 4. CKB 7996

Structure

Factor: Particulate matter (PM₂.₅ and PM₁₀)
Setting: outdoors at homes, NG
Study design: comparative measurement of indoor and outdoor PM1, PM2.5 and PM10 across residential precincts of Ogbomoso, Nigeria, with means per precinct (class 4)
Effect: mean 27.7
Caveat: PM1 filed under particulate-matter, there is no finer slug

A Finding records what one published document states, verbatim and with its page. It is not a conclusion of Coridum; see the Claims that build on it.