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. Author manuscript; available in PMC: 2018 Aug 13.
Published in final edited form as: J Toxicol Environ Health A. 2017 Jul 11;80(9):485–501. doi: 10.1080/15287394.2017.1330578

Table 4.

Estimated Intraclass Correlation Coefficients (ρ̂h) for the Four Exposures.*

Clean Air DE O3 DE+O3
Systolic BP 0.730 0.427 0.644 0.136
Diastolic BP 0.387 0.187 0.229 0.435
FEV1 0.927 0.994 0.869 0.620
FVC 0.999 0.996 0.896 0.835
IL-2 0.780 0.716 0.871 0.640
IL-4 0.413 0.563 0.983 0.826
IL-5 0.843 0.722 0.913 0.744
IL-8 0.139 0.843 0.429 0.271
IL-12p70 0.895 0.633 0.950 0.889
IFN-γ 0.982 0.934 0.924 0.754
TNF-α 0.902 0.913 0.744 0.683
*

ρ̂h ranges from 0 to 1, where “0” is only within-person variance, “0.5” is an equal division between within and between person variance, and “1” is only between-person variance.