Finding · as stated by the study, recorded by Coridum · status verified-machine

Finding F-0653

“The winter/summer ratio over all the measurements was 1.63, this ratio refers to that the indoor 222Rn levels in winter is 63% higher than that in summer.”

Yousef Indoor radon levels, influencing factors and annual effective doses in dwellings of Al-Kharj City, Saudi Arabia (2019). Page 7. CKB 0406

Structure

Factor
Radon
Population
residential occupants
Setting
dwelling, SA
Study design
measurement of indoor radon with track detectors in dwellings of Al-Kharj City, Saudi Arabia, in winter and summer on ground, first and second floors, with influencing factors and annual effective dose (class 4)
Effect
ratio 1.63
Caveat
a ratio of measured seasonal levels; the per-floor values sit in extra

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.