Table 4. Distribution of Standard Errors for HEDIS® Measures Used in Summary Scores.
| Measure |
N Valid |
Minimum | Percentile | Maximum | ||
|---|---|---|---|---|---|---|
|
| ||||||
| 25th | 50th | 75th | ||||
|
| ||||||
| Median | ||||||
| Mammography | 274 | 0.23 | 1.77 | 2.35 | 2.58 | 7.74 |
| Blood Pressure Control | 262 | 0.49 | 2.31 | 2.43 | 2.51 | 8.83 |
| Hemoglobin Testing | 289 | 0.28 | 1.78 | 2.06 | 2.35 | 7.30 |
| Poor Hemoglobin Control | 271 | 0 | 2.19 | 2.39 | 2.51 | 6.16 |
| Eye Exam | 287 | 0.28 | 2.28 | 2.43 | 2.53 | 8.38 |
| Lipid Profile | 289 | 0.35 | 2.02 | 2.24 | 2.47 | 7.48 |
| Lipid Control | 278 | 0 | 2.41 | 2.49 | 2.53 | 7.75 |
| Nephropathy Monitoring | 286 | 0.31 | 2.20 | 2.41 | 2.52 | 7.17 |
NOTE: HEDIS® is Health Plan Employer Data Information System.
SOURCE: Zaslavsky et al., Harvard Medical School, Boston, Massachusetts, 2002.