Table 5.

Question-Asking Behavior by Patients in Intervention Practices (n = 415 Patients) and Control Practices (n = 352 Patients) as Determined From Audio Recordings

	Unadjusted			Adjusteda,b
Measure	Intervention Patients % or Mean	Control Patients % or Mean	P Value	Intervention Patients % or Mean	Control Patients % or Mean	P Value
Did patient ask any AM3 questions? (% Yes)	26	30	.16c	26	31	.34
Did patient ask any questions of any type? (% Yes)	92	92	.87c	92	91	.84
Number of AM3 questions	0.47	0.52	.56d	0.50	0.53	.83
Number of questions including AM3	6.94	6.37	.23d	6.75	6.55	.82
Number of questions excluding AM3	6.46	5.86	.18d	6.23	6.03	.80

AM3=Ask Me 3.

^a F statistic from generalized linear mixed models (for categorical data) or general linear mixed models (for continuous data).

^b Adjusted for clustering and the following covariates: age, sex, race/ethnicity (non-Hispanic white vs other/missing), education, years with physician.

^c χ² test.

^d Student t test for independent samples.