Table 1. Definitions used to define Elixhauser medical co-morbidities, and use of DNR and palliative care.
| Variables | ICD-10-CM code |
| Elixhauser Component Comorbidities | |
| Paralysis | G04.1, G80.0-G80.2, G80.4-G80.9, G81-G83, I69, R53.2 |
| Other neurologic disorders | E75.0, E75.1, E75.23, E75.25, E75.29, E75.4, F84.2, G10-G13, G20, G21.4, G24.0, G24.2, G24.8, G25.4, G25.5, G25.81, G30-G32, G35-G37, G40, G47.4, G80.3, G89.0, G91, G93.7, G93.89, G93.9, G94, O99.35, P91.6, R41.0, R41.82, R47.01, R56 |
| Alcohol abuse | F10 |
| Drug abuse | F11-F16, F18-F19, F55, O99.32 |
| Psychoses | F20, F22-F25, F28-F31, F32.4, F32.5, F33.4, F34.8, F34.9, F39, F44.89, F84.3 |
| Depression | F32, F33, F34.1, F43.21 |
| Congestive heart failure | I09.81, I50 |
| Peripheral vascular disease | I70, I71, I72.0-I72.4, I72.8, I72.9, I73.1, I73.8-I73.9, I74.2-I74.4, I76, I77.1, I77.71-I77.74, I77.79, I79, K55.1, K55.8-K55.9, Z95.8, Z95.9 |
| Valvular heart disease | A52.03, I05-I08, I09.1, I09.89, I34-I39, Q23.0-Q23.3, Z95.2-Z95.4 |
| Hypertension | I10, O10.0, O10.9, I16, I67.4 |
| Chronic pulmonary disease | J40~J47, J60~J67, J68.4 |
| Pulmonary circulation disorders | I26, I27, I28.9, T80.0XXA, T82.817A, T82.818A |
| Peptic ulcer disease | K25-K28 |
| Liver disease | K70.2, K70.3, K71.1, K73, K74.0, K74.2-K74.6 |
| Renal Failure | N01, N03, N05.2-N05.6, N07.2-N07.4, N18, N19, N25 |
| Fluid and electrolyte disorders | E86, E87 |
| Solid tumor without metastasis | C00-C26, C30-C34, C37-C41, C43, C45-C58, C60-C76, C7A, D03, E31.21-E31.23 |
| Metastatic cancer | C77-C80 |
| Lymphoma | C81-C86, C88, C90.0-C90.4, C90.9, C90.A, D47.Z9 |
| Coagulopathy | D65-D68, D69.1, D69.3-D69.6, D75.82, O99.1 |
| Blood loss anemia | D50.0, O90.81, O99.0 |
| Deficiency anemia | D50.1, D50.8, D50.9, D51-D53, D63, D64.9 |
| Rheumatoid arthritis and collagen vascular disorders | L90.0, L94.0, L94.1, L94.3, M05, M06, M08, M12.0, M32-M35, M36.0, M36.8, M45, M46.0, M46.1, M46.5-M46.9, M48.X, M49.8 |
| Diabetes mellitus (uncomplicated) | E08.0, E08.1, E08.9, E09.0, E09.1, E09.9, E10.1, E10.9, E11.1, E11.9, E13.0, E13.1, E13.9, O24.0-O24.3, O24.8, O24.9 |
| Diabetes mellitus (complicated) | E08.2, E08.31-E08.36, E08.39, E08.4-E08.8, E09.21, E09.22, E09.29, E09.31-E09.36, E09.39, E09.4-E09.8, E10.2, E10.31-E10.36, E10.39, E10.4-E10.8, E11.2, E11.31-E11.36, E11.39, E11.4-E11.8, E13.2, E13.31-E13.36, E13.39, E13.4-E13.8, P70.2 |
| Hypothyroidism | E00-E03, E89.0 |
| Obesity | E66, O99.21, R93.9, Z68.3, Z68.4, or recorded BMI > 30 |
| Weight loss | E40-E46, E64, R63.4, R63.6 |
| Use of DNR and Palliative care | |
| DNR | Z51.5 |
| Palliative care | Z66 |
ICD-10-CM, international classification of diseases, tenth revision, clinical modification; DNR, do not resuscitate; HIV, human immunodeficiency virus; AIDS, acquired immunodeficiency syndrome.