Table 2.
Algorithm | n | Age, years (SD) | Female,% | Uric Acid, mg/dl (SD | MSU documented,% |
---|---|---|---|---|---|
Medication | |||||
ICD-9 + medication claim for any gout related medications* | 503 | 75.4 (±7.7) | 39 | 8.5 (±2.4) | 10 |
ICD-9 + medication claim for Colchicine** | 302 | 76 (±7.8) | 39 | 8.6 (±2.6) | 15 |
ICD-9 + medication claim for NSAID/Cox-2 selective inhibitor | 174 | 74.5 (± 7.0) | 39 | 7.8 (±1.7) | 5 |
ICD-9 + medication claim for oral Glucocorticoids | 270 | 75.4 (±7.7) | 36 | 8.7 (±2.6) | 13 |
Outpatient | |||||
ICD-9 + medication claim for any gout related medications* | 75 | 70.1 (±11.1) | 40 | 7.4 (±2.1) | 6 |
Procedure | |||||
ICD-9 + CPT or J code within 7 days | 290 | 76.3 (±7.6) | 32 | 8.3 (±2.6) | 32 |
ICD-9 + CPT or J code on same day | 196 | 76.1 (±7.6) | 31 | 8.6 (±2.3) | 38 |
SD= Standard Deviation, ICD-9=International Classification of Diseases, 9th Revision; CPT= Current Procedural MSU= Monosodium urate, NSAID= Non steroidal anti-inflammatory drug.
Gout-related medications include colchicine, NSAIDs, cox-2 selective inhibitor, and glucocorticoids.
Medication categories are not mutually exclusive.