EXHIBIT 2.
Unadjusted Annual Rates Of Ambulatory Care–Sensitive Hospital Events Among Elderly And Nonelderly Disabled Dual-Eligible Medicare Enrollees, Per 1,000 Person-Years
| Elderly
|
Nonelderly disabled
|
|||||||
|---|---|---|---|---|---|---|---|---|
| Hospitalizations
|
ED visits
|
Hospitalizations
|
ED visits
|
|||||
| Number | SD | Number | SD | Number | SD | Number | SD | |
| STUDY POPULATION | ||||||||
|
| ||||||||
| All | 120.6 | 460.5 | 173.4 | 591.2 | 65.9 | 391.3 | 138.8 | 655.3 |
| White | 128.2 | 469.1 | 189.2 | 600.3 | 62.5 | 366.7 | 132.4 | 608.3 |
| Black | 145.1 | 521.4 | 214.4 | 692.2 | 81.6 | 464.5 | 169.4 | 781.0 |
| Asian | 49.0 | 276.9 | 68.3 | 334.7 | 30.5 | 264.4 | 68.2 | 705.5 |
| Hispanic | 96.8 | 414.8 | 138.0 | 502.8 | 47.8 | 335.6 | 104.0 | 533.1 |
| Other | 88.6 | 390.9 | 113.7 | 471.8 | 53.2 | 333.8 | 108.6 | 560.4 |
|
| ||||||||
| HEALTH CENTER USERS | ||||||||
|
| ||||||||
| All | 106.7 | 440.4 | 189.2 | 654.8 | 64.9 | 393.3 | 169.7 | 741.5 |
| White | 119.1 | 465.0 | 208.2 | 677.0 | 62.3 | 369.9 | 166.6 | 704.2 |
| Black | 116.6 | 466.9 | 211.8 | 737.9 | 80.1 | 473.7 | 198.8 | 881.3 |
| Asian | 42.1 | 265.4 | 73.7 | 369.8 | 34.7 | 283.9 | 89.5 | 479.9 |
| Hispanic | 74.3 | 356.6 | 138.8 | 516.6 | 42.2 | 292.3 | 117.5 | 526.7 |
| Other | 88.7 | 390.4 | 153.6 | 601.5 | 56.8 | 365.1 | 149.3 | 725.1 |
|
| ||||||||
| HEALTH CENTER NONUSERS | ||||||||
|
| ||||||||
| All | 122.4 | 463.0 | 171.4 | 582.4 | 66.1 | 390.8 | 131.9 | 634.4 |
| White | 129.4 | 469.6 | 180.8 | 589.9 | 62.6 | 366.0 | 124.8 | 584.5 |
| Black | 149.0 | 528.3 | 214.8 | 685.7 | 81.9 | 462.5 | 163.2 | 758.1 |
| Asian | 49.7 | 278.2 | 67.7 | 330.5 | 29.7 | 260.4 | 64.1 | 741.6 |
| Hispanic | 100.3 | 423.1 | 137.9 | 500.6 | 49.3 | 345.9 | 100.6 | 534.7 |
| Other | 88.6 | 391.0 | 108.5 | 451.7 | 52.3 | 325.6 | 98.5 | 511.4 |
SOURCE Authors’ analysis of Medicare claims data for 2008–10. NOTES ED is emergency department. SD is standard deviation.