Table 5.

Multiple Regression Models Relating Practitioner Characteristics to Whether the Practitioner Earned Any Continuing Education Credits or Whether the Practitioner Coauthored Any Publication or Presentation

	Bivariate^*		Full Model^†		Final/Reduced Model^‡
	Odds Ratio	P	Odds Ratio	P	Odds Ratio	95% CI	P
Orientation only vs no CE
Male vs female	1.5	<.001	1.2	.07	X^§	X	X
White/Black/Hispanic vs Asian/other	1.8	<.001	1.2	.08	X	X	X
Year graduated dental school (per 10 years)	0.80	<.001	0.86	<.001	0.83	0.78–0.89	<.001
General versus specialist	1.8	<.001	1.9	<.001	1.9	1.5–2.3	<.001
Western versus other regions	0.20	<.001	0.21	<.001	0.21	0.15–0.28	<.001
≥1 CE vs no CE (orientation only excluded)
Male vs female	1.4	<.001	1.2	.02	1.2	1.0–1.4	.02
White/Black/Hispanic vs Asian/other	1.7	<.001	1.3	.008	1.3	1.1–1.6	.008
Year graduated dental school (per 10 years)	0.78	<.001	0.66	<.001	0.66	0.60–0.72	<.001
General versus specialist	1.9	<.001	2.0	<.001	2.0	1.7–2.3	<.001
Western versus other regions	0.33	<.001	0.36	<.001	0.36	0.30–0.43	<.001
≥1 CE vs only orientation
Year graduated dental school (U shaped)	Cat	.048	Cat	.02	Cat		<.001
Western versus other regions	1.7	.002	1.7	.002	1.7	1.2–2.3	.002
Presentations/publications
Graduated dental school before 2000	2.0	<.001	2.0	.002	2.3	1.5–3.5	<.001
General practitioner	2.0	.002	2.2	.001	2.1	1.3–3.4	.002
HP/PDA	2.4	<.001	2.2	.01	2.2	1.20–3.93	.01
Southwest or Northeast region	0.61	.006	0.68	.04	0.67	0.46–0.96	.03

HP, HealthPartners Dental; PDA, Permanente Dental Associates; CI, confidence interval; Cat, Categorical.
↵* Only characteristics associated with outcome (CE or coauthored publication or presentation) at P < .10 are listed.
↵† All characteristics in bivariate analysis with P < .10 entered.
↵‡ Only characteristics with P < .05 retained.
↵§ X denotes P > .05 not retained.