TABLE 2—
Multivariate Predictors of Hospital Admissions and Charges for Patients With Diabetes: Philadelphia Health Care Centers, March 1993–December 2001
| Hospitalizations per Person-Year, Parametera (95% Confidence Interval) | Hospital Charges per Person-Year, Parameterb (95% Confidence Interval) | |
| Race/ethnicity | ||
| African American | Reference | Reference |
| Non-Hispanic White | 0.040 (0.008, 0.073) | $184 (−$1071, $1439) |
| Hispanic | −0.09 (−0.137, −0.061) | −$34 (−$4923, −$2015) |
| Asian | −0.24 (−0.307, −0.173) | −$65 (−$9071, −$3946) |
| Other | −0.20 (−0.298, −0.119) | −$45 (−$8020, −$1133) |
| Unknown | −0.09 (−0.524, 0.344) | −$62 (−$17 275, $16 028) |
| Gender × age interaction | ||
| Female gender | 0.109 (0.030, 0.189) | $261 (−$434, $5654) |
| Age at baseline (per 10 years) | 0.046 (0.035, 0.057) | $222 ($1799, $2643) |
| Female × age interaction (per 10 years) | −0.03 (−0.051, −0.022) | −$10 (−$1589, −$461) |
aAdditional hospitalizations per year relative to reference category, adjusted for other variables shown.
bAdditional hospital charges per year relative to reference category, adjusted for other variables shown.