Table 1.
Estimate of Recombinant Tissue-Type Plasminogen Activator Use for Acute Ischemic Stroke (ICD-9 433, 434, 436) From Premier and Medicare Provider and Analysis Review National Databases
| FY 2005 | FY 2006 | FY 2007 | FY 2008 | FY 2009 | |
|---|---|---|---|---|---|
| MEDPAR | |||||
| Total no. of ischemic stroke cases DRG 14/15/524/559 | 254 530 | 236 258 | 223 483 | 217 798 | 213 888 |
| No. with ICD-9 code 99.10 (%) | 2908 (1.1) | 4793 (2.0) | 5320 (2.4) | 6013 (2.8) | 7201 (3.4) |
| Premier Database | |||||
| Total no. of ischemic stroke cases, DRG 14/15/524/559, age older than 65 y | 37 878 | 41 622 | 41 730 | 42 285 | 44 259 |
| No. with ICD-9 code 99.10 (%) | 459 (1.2) | 842 (2.0) | 979 (2.3) | 1266 (3.0) | 1509 (3.4) |
| No. with pharmacy billing for thrombolytic (%)* | 844 (2.2) | 1124 (2.7) | 1246 (3.0) | 1548 (3.7) | 1857 (4.2) |
| Total no. of cases, DRG 14/15/524/559, all ages | 55 402 | 61 168 | 61 560 | 62 754 | 66 080 |
| No. with ICD-9 code 99.10 (%) | 774 (1.4) | 1417 (2.3) | 1628 (2.6) | 1944 (3.1) | 2418 (3.7) |
| No. with pharmacy billing for thrombolytic (%)* | 1343 (2.4) | 1852 (3.0) | 2036 (3.3) | 2391 (3.8) | 2952 (4.5) |
DRG indicates diagnosis-related group; FY, fiscal year; ICD-9, International Classification of Diseases 9th revision; MEDPAR, Medicare Provider and Analysis Review.
*
Including alteplase 100 mg, alteplase 50 mg, alteplase 20 mg, alteplase misc, retavase, tenectaplase, urokinase, excluding streptokinase, and alteplase 1 mg.