Table 2.

Factor Loadings from Confirmatory Factor Analysis (CFA) of CAHPS^® 2.0 Adult Survey Report Items

	Factors from Separate CFA Models
	Five					Three			Two
CAHPS® Survey Item	1	2	3	4	5	1	2	3	1	2
AC15 how often got help when calling doctor	.63					.56			.52
AC17 how often got appointment for regular care	.53					.47			.44
AC19 how often got care for illness or injury	.51					.47			.42
AC24 how often waited <15 minutes	.39					.35			.35
AC06 no problem getting personal doctor/nurse		.47				.47				.47
AC10 no problem getting referral to specialists		.52				.49				.51
AC22 no problem getting necessary care		.66				.62				.62
AC23 no problem with delays for approval		.57				.52				.56
AC27 how often doctors listened carefully			.82				.81		.80
AC28 how often doctors explained things			.74				.73		.71
AC29 how often doctors showed respect			.82				.81		.79
AC30 how often doctors spent enough time			.75				.75		.74
AC25 how often office staff was courteous and respectful				.72			.57		.60
AC26 how often office staff was helpful				.84			.66		.68
AC33 no problem in finding or understanding written plan information					.48			.48		.41
AC35 no problem getting help from customer service					.55			.55		.45
AC37 no problem with paperwork for plan					.50			.50		.42

Note: All factor loadings were significantly greater than zero, p<.0001.

Five-factor model: AGFI=.99; CFI=.98; NFI=.98; RMSEA=.03; χ²=12,854.21; df=109.

Three-factor model: AGFI=.96; CFI=.94; NFI=.94; RMSEA=.05; χ²=50,789.26; df=111.

Two-factor model: AGFI=.95; CFI=.92; NFI=.92; RMSEA=.06; χ²=64,482.26; df=113.

AGFI=Goodness-of-Fit Index Adjusted for Degrees of Freedom; CFI=Comparative Fit Index; NFI=Normed Fit Index; and RMSEA=Root Mean Squared Error of Approximation.