Table 4.

ICCs and DEs for outcome variables at each level^a

Level	Variable	ICC (95% CI)	DE
Organization level	How often use a PDA or Table PC	0.35 (0.22, 0.50)	10.63
	RNAO best practice guideline use	0.11 (0.05, 0.23)	4.03
	Best evidence Nursing+ database use	0.11 (0.05, 0.23)	4.08
	Drug dictionary (PEPID/Lexi)	0.31 (0.18, 0.46)	9.57
Sector level	How often use a PDA or Table PC	0.13 (0.03, 0.45)	32.98
	RNAO best practice guideline use	0	1
	Best evidence Nursing+ database use	0	1
	Drug dictionary (PEPID/Lexi)	0.01 (0.00, 0.16)	3.46

^aICCs were used to determine if substantial variation exists between groups compared to variation within groups.