Table 4.

Group and conditional posterior inclusion probabilities (PIPs) from BKMR, with air pollutants and pesticides as separate groups or exposure domains for hierarchical variable selection.

		January		June
Exposure	Group	Group PIP	Conditional PIP	Group PIP	Conditional PIP
O3	Air pollutants	0.61	0.35	0.73	0.37
PM2.5	Air pollutants	0.61	0.35	0.73	0.31
NO2	Air pollutants	0.61	0.30	0.73	0.33
Total DE	Pesticides	0.80	0.18	0.54	0.54
Total DM	Pesticides	0.80	0.82	0.54	0.46