Table 1.
Baseline Patient Characteristics
| Characteristic | Patients, n (%) |
|---|---|
| Age* | |
|
| |
| 1–17 y | 1189 (0.7) |
|
| |
| 18–29 y | 3020 (1.8) |
|
| |
| 30–49 y | 32 115 (18.9) |
|
| |
| 50–64 y | 63 914 (37.7) |
|
| |
| 65–75 y | 40 074 (23.6) |
|
| |
| ≥75 y | 29 399 (17.3) |
|
| |
| Male | 88 523 (52.2) |
|
| |
| Race/ethnicity | |
| White/European | 82 314 (48.5) |
|
| |
| Black | 17 249 (10.2) |
|
| |
| Hispanic† | 22 946 (13.5) |
|
| |
| Asian/Pacific Islander | 24 709 (14.6) |
|
| |
| Other | 6719 (4.0) |
|
| |
| Unknown | 15 774 (9.3) |
|
| |
| Neighborhood SES | |
| High | 120 116 (70.8) |
|
| |
| Low | 45 543 (26.8) |
|
| |
| Unknown | 4052 (2.4) |
| Existing chronic diseases‡ | |
|
| |
| Asthma | 23 229 (13.7) |
|
| |
| Coronary artery disease | 28 533 (16.8) |
|
| |
| Chronic heart failure | 13 470 (7.9) |
|
| |
| Hypertension | 108 100 (63.7) |
SES = socioeconomic status.
*
Age as of 1 January 2004.
†
All members with Hispanic ethnicity are categorized as having Hispanic race/ethnicity.
‡
Chronic disease status assessed using integrated delivery system disease care registries at the end of 2003.