Table 2.

Descriptive Statistics and Reliability Estimates for Patient Experience Measures.^a

Measure (Number of Items)	Mean	SD	α	Clinic-Level Intraclass Correlation
Access (5)	87	18	0.71	0.066
Communication (9)	86	17	0.86	0.067
Administrative assistant (4)	95	12	0.60	0.101
Global ratings (2)	89	14	0.71	0.033
Office appearance (1)	90	13	NA	0.069
Perceived outcomes (3)	82	17	0.74	0.012
Insurance met expectations (1)	81	31	NA	0.020

Abbreviation: NA, not applicable for single items.

^aMeasures are scored on 0 to 100 possible range with a higher score indicating more positive perceptions of care.