Finding F-1631

“Indoor radon measurements were performed in 633 daycare centers where the mean radon concentration was 86 Bq/m3 and the median 40 Bq/m3 .”

Indoor radon measurements in Finnish daycare centers and schools - enforcement of the… (2020). International journal of environmental research and public health. Page 1. CKB 0417

Structure

Factor: Radon
Setting: daycare, FI
Study design: national enforcement survey of radon in Finnish daycare centres and schools: indoor radon measured in the premises of the high-radon municipalities where measurement is obligatory (class 4)
Effect: mean 86
Caveat: only the municipalities where measurement is obligatory, so the sample is drawn from the high-radon areas

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.