Table 2.

Receipt of Preventive Services, Patients Seen by PGY-1 (N=53) Versus PGY-2 (N=67) Residents: An Adult University Internal Medicine Continuity Teaching Clinic, 2000 to 2001 and 2002 to 2003

	No. of Ideal Candidates	Proportion of ideal candidate patients receiving preventive measure
		Overall (%)	PGY-1 Residents' Patients (%)	PGY-2 Residents' Patients (%)	Unadjusted Odds Ratio (95% CI) P value*
Pneumococcal vaccination	692	61	63	59	1.14 (0.79, 1.64) [.47]
Tobacco use screening	1,017	53	58	51	1.36 (1.003, 1.84) [.048]
Advising tobacco cessation	326	64	66	62	1.17 (0.68, 1.91) [.5]
Colon cancer screening	714	83	84	83	1.02 (0.63, 1.66) [.8]
Breast cancer screening	346	89	91	87	1.45 (0.68, 3.13) [.3]
Lipid screening	987	84	83	84	0.92 (0.60, 1.40) [.7]

^*P from univariate logistic regression, with generalized estimating equations to adjust for clustering of patients within providers.

PGY, postgraduate year; CI, confidence interval.