Table 3.

Comparison of Median % CHM, % Struggle, and % Mastery^*

Learner Demographics	n (%)	% CHM, Median (IQR)	P	% Struggle, Median (IQR)	P	% Mastery, Median (IQR)	P
Total	1,320 (100)	9.5 (4.8, 17.4)	—	0 (0, 4.8)	—	61.9 (42.9, 76.1)	—
Work unit			<0.001		0.41		<0.001
ED	388 (29)	13.0 (8.7, 21.7)		4.4 (0, 8.7)		56.5 (39.1, 69.6)
Acute care inpatient	932 (71)	9.5 (4.8, 14.3)		0 (0, 4.8)		61.9 (42.9, 76.2)
Role			0.48		<0.001		<0.001
Bedside nurse	946 (72)	9.5 (4.8, 17.4)		4.4 (0, 4.8)		57.1 (39.1, 71.4)
Provider	374 (28)	9.5 (4.8, 14.3)		0 (0, 4.4)		69.6 (52.4, 81.0)
Work location			<0.001		0.055		0.21
Free-standing children’s hospital	1010 (77)	9.5 (4.8, 14.3)		0 (0, 4.8)		61.9 (42.9, 76.2)
Community hospital	310 (23)	14.3 (4.8, 21.7)		4.4 (0, 8.7)		60.1 (42.9, 73.9)

*Median values were calculated by determining the individual % for each learner (the proportion of questions answered by an individual learner that fulfilled metric criteria) and then calculating the median % across all learners in a given subgroup.