Table 4.

Errors Made During Each Task

Activity	Errors Made, Median (IQR)			P Value for all Groups and Paired Analyses
	Novice	Trainee	Expert	All∗	Novice vs Trainee†	Novice vs Expert†	Trainee vs Expert†
Vertical peg	1 (0.5-2)	1 (0-1.5)	1.25 (1-1.5)	.86	.68	.95	.71
Horizontal peg	4.5 (2.5-5)	2 (1-2.5)	1.5 (0.75-1.8)	.027‡	.079	.018‡	.46
Maze	0 (0-1)	0 (0-0)	0 (0-0.75)	.55	.31	.79	.56

IQR, interquartile range.

^∗Kruskal-Wallis test.

^†Wilcoxon rank sum test.

^‡Statistically significant (P < .05).