Table 2.

Ambulatory Care Experience Survey (ACES) Score Changes, by Experimental Group

	Control Physicians			Intervention Physicians
Survey Measure	Pre-Intervention (n = 525)	Post-Intervention (n = 662)	Change	Pre-Intervention (n = 453)	Post-Intevention (n = 441)	Change
Quality of Physician-Patient Interactions	85.6	85.9	0.3	85.8	88.7	2.9	0.08
Explains things	89.1	88.1	-0.9	88.2	91.3	3.1	0.02
Clear instructions	87.9	88.0	0.1	87.1	89.9	2.8	0.11
Listens carefully	86.8	87.1	0.3	86.8	88.6	1.9	0.18
Spend enough time	81.3	81.8	0.5	83.4	85.9	2.5	0.32
Knowledge of medical history	83.7	84.2	0.5	83.4	85.9	2.5	0.23
Overall Rating of Physician	84.6	84.8	0.2	84.0	86.2	2.2	0.09
Willingness to Recommend Physician	84.3	84.8	0.5	84.1	87.6	3.5	0.07
Care Coordination	72.3	71.9	-0.4	79.2	81.1	1.9	0.51
Follow-up on test results	68.8	67.8	-0.9	81.7	83.1	1.3	0.69
Informed about care	77.5	78.0	0.5	78.2	78.2	0.1	0.90
Organizational Access	80.5	77.8	-2.7	81.3	81.9	0.6	0.09
Timely sick care	84.8	81.5	-3.2	86.6	86.2	-0.4	0.04
Timely call back	79.2	75.0	-4.1	78.9	77.5	-1.4	0.21
After hours advice	68.2	72.3	4.1	74.5	74.7	0.2	0.71
Office Staff Interactions	83.0	82.2	-0.8	79.0	81.1	2.1	0.06

Note: Survey scores are adjusted for patient age, gender, education, race, self-rated physical health, sample derivation differences, and physician-patient relationship duration. Multilevel regression models that used random effects to account for the clustering of respondents within physicians were used to predict mean scores.