Table 3 Balance table
Elixhauser Group, n (%) | Overall (N = 55,946) | Derivation Set (n = 39,162) | Validation Set (n = 16,784) | P value |
|---|---|---|---|---|
Congestive heart failure | 14,613 (27.0) | 10,181 (27.0) | 4432 (27.0) | 0.6 |
Cardiac arrhythmias | 2068 (3.9) | 1478 (3.9) | 590 (3.7) | 0.11 |
Valvular disease | 7327 (14.0) | 5128 (14.0) | 2199 (14.0) | 0.8 |
Pulmonary circulation disorder | 4128 (7.7) | 2875 (7.7) | 1253 (7.8) | 0.8 |
Peripheral vascular disorders | 11,812 (22.0) | 8214 (22.0) | 3598 (22.0) | 0.4 |
Hypertension | 24,721 (46.0) | 17,343 (46.0) | 7378 (46.0) | 0.2 |
Paralysis | 801 (1.5) | 574 (1.5) | 227 (1.4) | 0.3 |
Neurodegenerative disorder | 2455 (4.6) | 1706 (4.6) | 749 (4.6) | 0.7 |
Chronic pulmonary disease | 6497 (12.0) | 4480 (12.0) | 2017 (12.0) | 0.091 |
Diabetes, uncomplicated | 6672 (12.0) | 4685 (13.0) | 1987 (12.0) | 0.5 |
Diabetes, complicated | 691 (1.3) | 486 (1.3) | 205 (1.3) | 0.8 |
Hypothyroidism | 6092 (11.0) | 4,287 (11.0) | 1,805 (11.0) | 0.4 |
Renal failure | 1163 (2.2) | 797 (2.1) | 366 (2.3) | 0.3 |
Liver disease | 1126 (2.1) | 767 (2.0) | 359 (2.2) | 0.2 |
Peptic ulcer disease, no bleeding | 508 (0.9) | 359 (1.0) | 149 (0.9) | 0.7 |
AIDS/HIV | 16 (< 0.1) | 11 (< 0.1) | 5 (< 0.1) |  > 0.9 |
Lymphoma | 434 (0.8) | 320 (0.9) | 114 (0.7) | 0.087 |
Metastatic cancer | 1269 (2.4) | 900 (2.4) | 369 (2.3) | 0.4 |
Solid tumor without metastasis | 4380 (8.2) | 3069 (8.2) | 1,311 (8.1) | 0.8 |
RA / collagen vascular disease | 1,108 (2.1) | 776 (2.1) | 332 (2.1) |  > 0.9 |
Coagulopathy | 1065 (2.0) | 760 (2.0) | 305 (1.9) | 0.3 |
Obesity | 3055 (5.7) | 2,133 (5.7) | 922 (5.7) |  > 0.9 |
Weight loss | 285 (0.5) | 201 (0.5) | 84 (0.5) | 0.9 |
Fluid and electrolyte disorder | 6874 (13.0) | 4773 (13.0) | 2101 (13.0) | 0.4 |
Deficiency anemia | 3749 (7.0) | 2618 (7.0) | 1131 (7.0) |  > 0.9 |
Alcohol abuse | 214 (0.4) | 148 (0.4) | 66 (0.4) | 0.9 |
Drug abuse | 71 (0.1) | 54 (0.1) | 17 (0.1) | 0.3 |
Psychosis | 1316 (2.5) | 909 (2.4) | 407 (2.5) | 0.5 |
Depression | 2354 (4.4) | 1628 (4.3) | 726 (4.5) | 0.5 |