Table 4.

Concordance and Perceived Similarity Effects on Outcome Measures (N = 214 Patients)

	Patient Involvement		Patient Trust		Patient Satisfaction		Likely to Adhere
Feature	Estimate (SE)	P	Estimate (SE)	P	Estimate (SE)	P	Estimate (SE)	P
Doctor race = black (ref = white)	−0.69 (1.08)	.52	2.30 (2.15)	.29	3.15 (1.59)	.049	1.26 (3.11)	.72
Doctor race=Asian (ref=white)	0.10 (1.10)	.93	−5.28 (2.25)	.02	−0.01 (1.70)	.99	1.18 (3.25)	.69
Doctor age	0.06 (0.05)	.22	−0.03 (0.10)	.79	0.11 (0.07)	.12	0.27 (0.15)	.062
Race discordant=black/Hispanic patient (ref=race concordant)	0.24 (1.01)	.81	−2.10 (2.37)	.38	−1.54(1.96)	.43	4.74 (3.42)	.17
Race discordant=white patient (ref=race concordant)	1.82 (1.16)	.12	−2.93 (2.69)	.12	0.59 (2.20)	.79	2.45 (3.89)	.53
Sexual concordance	0.34 (0.72)	.64	−0.18 (1.54)	.91	1.99 (1.19)	.09	−1.91 (2.23)	.39
Patient age	0.04 (0.03)	.16	−0.08 (0.06)	.20	0.06 (0.05)	.21	−0.21 (0.09)	.02a
Patient sex (ref = female)	−1.25 (0.77)	.10	−3.26 (1.67)	.06	−1.04 (1.35)	.44	−3.05 (2.46)	.22
Patient education (<HS, HS, some college, college graduate)	0.69 (0.35)	.052	−0.77 (0.82)	.35	−0.51 (0.68)	.45	0.02 (1.19)	.99
Number of previous visits	−0.56 (0.30)	.061	1.49 (0.66)	.026	0.18 (0.52)	.72	1.15 (0.95)	.23
Physicians’ patient-centered communication	0.35 (0.05)	.000	0.22 (0.10)	.028	0.20 (0.08)	.01	0.39 (0.14)	.007
Perceived personal similarity to the physician	0.00 (0.03)	.88	0.19 (0.06)	.002	0.18 (0.05)	.001	0.31 (0.09)	.001
Perceived ethnic similarity to the physician	−0.00 (0.01)	.91	0.01 (0.03)	.80	−0.03 (0.03)	.35	0.00 (0.05)	.93

HS = high school; ref = referent.

^a The significance of this effect may in part be a statistical artifact, since the bivariate relationship between patient age and intent to adhere was not significant.