Table 4.

Summary of independent predictors of clinical knowledge (hierarchical linear regression)

Outcome variable †	Block	Independent predictors	Beta	t	p	R2
CP1 knowledge	1	White ethnicity	0.290	3.636	<0.001	0.102
		Selective schooling	−0.157	−2.139	0.034
	2	White ethnicity	0.255	3.225	0.002	0.167
		Selective schooling	−0.169	−2.363	0.019
		Verbal Reasoning	0.177	2.381	0.018
		Quantitative Reasoning	0.166	2.256	0.025
	3	White ethnicity	0.220	3.334	0.001	0.425
		Parts I & II weighted average	0.529	8.701	<0.001
CP2 knowledge	1	Male sex	−0.180	−2.396	0.018	0.091
		White ethnicity	0.213	2.604	0.010
	2	Male sex	−0.225	−3.007	0.003	0.165
		White ethnicity	0.162	2.007	0.046
		Verbal Reasoning	0.233	3.069	0.003
	3	Male sex	−0.161	−3.271	0.001	0.647
		Parts I & II weighted average	0.334	5.725	<0.001
		CP1 knowledge	0.512	8.319	<0.001
CP3 knowledge	1	(none)				0.041
	2	Verbal Reasoning	0.207	2.669	0.008	0.128
		Quantitative Reasoning	0.191	2.489	0.014
	3	CP1 knowledge	0.155	2.210	0.029	0.671
		CP2 knowledge	0.609	8.039	<0.001

* Factors with p > 0.005 are considered not significant (Bonferroni correction for multiple comparisons).

† CP1, CP2, CP3 = successive phases in Clinical Practice.