Table 4.
Baseline comorbidities of matched CDR versus ACDF cohorts.
| Comorbidities | CDR | ACDF | p |
|---|---|---|---|
| AIDS/HIV, n (%) | a | a | 1.00 |
| Alcohol Abuse, n (%) | 14 (0.8) | 21 (1.1) | 0.308 |
| Carotid Artery Disease, n (%) | 29 (1.6) | 25 (1.4) | 0.681 |
| Congestive Heart Failure, n (%) | a | a | 0.627 |
| Coagulopathy, n (%) | a | 11 (0.6) | 0.823 |
| Chronic Pulmonary Disease, n (%) | 210 (11.4) | 218 (11.8) | 0.719 |
| Deficiency Anemia, n (%) | a | a | 0.422 |
| Depression, n (%) | 224 (12.1) | 227 (12.3) | 0.920 |
| Diabetes (complicated), n (%) | 25 (1.4) | 20 (1.1) | 0.549 |
| Diabetes (uncomplicated), n (%) | 140 (7.6) | 127 (6.9) | 0.446 |
| Drug Abuse, n (%) | 26 (1.4) | 55 (3.0) | 0.002 |
| Fluid and Electrolyte Disorders, n (%) | 11 (0.6) | 21 (1.4) | 0.110 |
| Hypertension (complicated), n (%) | 16 (0.9) | a | 0.054 |
| Hypertension (uncomplicated), n (%) | 458 (24.8) | 460 (24.9) | 0.970 |
| Hypothyroidism, n (%) | 113 (6.1) | 107 (5.8) | 0.728 |
| Liver Disease, n (%) | 16 (0.9) | a | 0.054 |
| Obesity, n (%) | 199 (10.8) | 187 (10.1) | 0.554 |
| Other Neurologic Disorder, n (%) | 34 (1.8) | 46 (2.5) | 0.214 |
| Paralysis, n (%) | a | 11 (0.6) | 0.210 |
| Pulmonary Circulation Disorders, n (%) | a | a | 1.00 |
| Peripheral Vascular Disorders, n (%) | a | 16 (0.9) | 0.094 |
| Renal Failure, n (%) | 16 (0.9) | a | 0.152 |
| Rheumatoid Arthritis, n (%) | 27 (1.5) | 20 (1.1) | 0.378 |
| Valvular Disease, n (%) | 14 (0.8) | a | 0.403 |
| Elixhauser Comorbidity Index | |||
| Elixhauser Score, mean (SD) | 0.88 (1.11) | 0.89 (1.08) | 0.845 |
a
Value is below NRD reporting minimum of 10 or fewer cases.