Table 6.

Standardized Estimates from Regression Equations in which Total Medical Charges* are Explained by the Average Percentage of Patient-Centered Care Over the 1-Year Study Period, for Female Compared to Male Patients Controlling for Baseline Patient Age, Education, Income, Physical Health Status, Mental Health Status, Obesity, Alcohol Abuse, and Smoking

Independent Variable^†	Women (n = 306)			Men (n = 188)
Independent Variable^†	SE	P	R²	SE	P	R²
Age	0.2339	<.0001	0.1547	0.2530	.0002	0.3118
Education	0.0351	.5370		−0.0672	.3248
Income	−0.0684	.2412		0.0781	.2535
Physical health status	−0.1647	.0043		−0.3460	<.0001
Mental health status	0.0178	.7480		−0.0263	.6822
Obesity	0.0764	.1622		0.0791	.2223
Alcohol abuse	0.0029	.9583		0.0621	.3356
Smoking	0.0838	.1453		0.0896	.1707
Patient-centered care	−0.1292	.0255		−0.1889	.0045

↵* Total medical charges are in log-transformed dollars, with mean 7.37 (SD, 1.51) for women and 6.97 (SD, 1.68) for men.
↵† All independent variables are baseline measurements except for the patient centered care, which is averaged over 1 year of care.
SE, standardized error.