Table 4.

Variables which LASSO identified as being most predictive across the handwashing sample

	Importance	Q1	Median	Q3	% zero	% positive	Predictive effect
Compliance last shift	0.77	0.66	0.70	0.92	0	100	Positive
Entry indicator	0.35	−0.33	−0.28	−0.04	18	5	Negative
Compliance within a room	0.12	0.00	0.01	0.14	33	51	Negative
Room compliance of others	0.08	0.04	0.05	0.12	32	66	Negative
Prev. room compliance	0.07	0.03	0.04	0.11	32	65	Negative