Table 5.
Summary of significant predictors for top 5% high-risk groups
| Predictors (ICD-9) | Only fusion enhanced correct (%) | Both correct (%) | P value | Case exposed/case nonexposed | Control exposed/control nonexposed | |
|---|---|---|---|---|---|---|
| Fusion assisted | 784, Symptoms involving head and neck | 0.56 | 5.69 | .01 | 14/471 | 919/37887 |
| 682, Other cellulitis and abscess | 0 | 4.07 | .01 | <6/480 | 1146/37660 | |
| 437, Other and ill-defined cerebrovascular disease | 0 | 4.07 | .01 | <6/483 | 38/38768 | |
| 054, Herpes simplex | 0 | 3.25 | .03 | <6/482 | 406/38400 | |
| 279, Disorders involving the immune mechanism | 0 | 3.25 | .03 | <6/483 | 233/38573 | |
| 656, Other known or suspected fetal and placental problems affecting management of mother | 0 | 3.25 | .03 | <6/482 | 1001/37805 | |
| E92, Other accidents | 0 | 3.25 | .03 | 8/477 | 603/38203 | |
| V63, Unavailability of other medical facilities for care | 0 | 3.25 | .03 | <6/481 | 25/38781 | |
| V27, Outcome of delivery | 0.56 | 4.07 | .04 | 11/474 | 8113/30693 | |
| Fusion corrected | 584, Acute kidney failure | 5.08 | 0 | .01 | 11/474 | 693/38113 |
| 427, Cardiac dysrhythmias | 5.08 | 0 | .01 | 16/469 | 963/37843 | |
| 285, Other and unspecified anemias | 3.95 | 0 | .04 | 11/474 | 2385/36421 | |
| 299, Pervasive developmental disorders | 6.78 | 1.63 | .05 | 23/462 | 960/37846 |
Notes: Both original and adjusted P values are reported, and the selected predictors with unadjusted P values less than .05 are listed.