Table 2 Patient Comorbidities
| Â | Total | Â | |
|---|---|---|---|
N | Percent | ||
Total Visits | 29,850,475 | 100% | Â |
Elixhauser Comorbidities | |||
 Congestive Heart Failure | 2,956,976 | 9.9% |  |
 Cardiac Arrhythmia | 4,708,604 | 15.8% |  |
 Valvular Disease | 1,269,470 | 4.3% |  |
 Pulmonary Circulation Disorders | 896,999 | 3.0% |  |
 Peripheral Vascular Disorders | 1,392,847 | 4.7% |  |
 Hypertension (Uncomplicated) | 10,030,305 | 33.6% |  |
 Hypertension (Complicated) | 1,768,162 | 5.9% |  |
 Paralysis | 470,505 | 1.6% |  |
 Other Neurological Disorders | 2,076,621 | 7.0% |  |
 Chronic Pulmonary Disease | 5,651,859 | 18.9% |  |
 Diabetes (Uncomplicated) | 4,479,120 | 15.0% |  |
 Diabetes (Complicated) | 962,632 | 3.2% |  |
 Hypothyroidism | 2,680,999 | 9.0% |  |
 Renal Failure | 1,781,578 | 6.0% |  |
 Liver Disease | 1,017,975 | 3.4% |  |
 Peptic Ulcer Disease (excluding bleeding) | 219,464 | 0.7% |  |
 AIDS/HIV | 77,709 | 0.3% |  |
 Lymphoma | 50,977 | 0.2% |  |
 Metastatic Cancer | 375,880 | 1.3% |  |
 Solid Tumor without Metastasis | 816,723 | 2.7% |  |
 Rheumatoid Arthritis Collagen | 582,016 | 1.9% |  |
 Coagulopathy | 988,278 | 3.3% |  |
 Obesity | 3,335,095 | 11.2% |  |
 Weight Loss | 985,799 | 3.3% |  |
 Fluid and Electrolyte Disorders | 5,086,695 | 17.0% |  |
 Blood Loss Anemia | 260,342 | 0.9% |  |
 Deficiency Anemia | 711,987 | 2.4% |  |
 Alcohol Abuse | 1,672,862 | 5.6% |  |
 Drug Abuse | 1,684,008 | 5.6% |  |
 Psychoses | 920,047 | 3.1% |  |
 Depression | 4,026,007 | 13.5% |  |
Elixhauser Comorbidity Index | |||
 Median | 2 |  |  |
 Mean | 2.1 |  |  |
 Std Dev | 2.17 |  |  |
Chronic Kidney Disease | |||
 No CKD | 28,085,084 | 94.0% |  |
 CKD | 1,765,391 | 5.9% |  |
Stage of Chronic Kidney Disease | N | % Overall | % of CKD |
 Stage 1 | 11,958 | 0.0% | 0.7% |
 Stage 2 | 99,004 | 0.3% | 5.6% |
 Stage 3 | 644,398 | 2.2% | 36.5% |
 Stage 4 & 5 | 219,255 | 0.7% | 12.4% |
 Unspecified | 790,776 | 2.6% | 44.8% |
Diagnosis of Cancer | |||
 No Cancer | 28,828,219 | 97.0% |  |
 Primary Cancer | 1,022,256 | 3.4% |  |
Type of Primary Cancer | N | % Overall | % of Cancer |
 Bone | 2991 | 0.0% | 0.3% |
 Breast | 77,428 | 0.3% | 7.6% |
 Colorectal | 127,275 | 0.4% | 12.5% |
 Endocrine | 37,769 | 0.1% | 3.7% |
 Gastrointestinal | 164,323 | 0.6% | 16.1% |
 Gynecological | 64,034 | 0.2% | 6.3% |
 Hemolymph | 42,572 | 0.1% | 4.2% |
 Leukemia | 37,869 | 0.1% | 3.7% |
 Liver | 18,022 | 0.1% | 1.8% |
 Lung | 133,837 | 0.4% | 13.1% |
 Miscellaneous | 120,556 | 0.4% | 11.8% |
 Neurological | 29,724 | 0.1% | 2.9% |
 Respiratory | 9034 | 0.0% | 0.9% |
 Skin | 7073 | 0.0% | 0.7% |
 Urinary | 149,749 | 0.5% | 14.6% |