Table 2. CCS codes used in feature construction.
| CCS group | CCS code |
|---|---|
| CHF | 108 |
| COPD | 127 |
| Asthma | 128 |
| Renal failure | 157 |
| Uncomplicated diabetes | 49 |
| Complicated diabetes | 50 |
| Septicemia | 2 |
| Pneumonia | 122, 129, 130 |
| Chronic kidney disease | 158 |
| Anemia | 59, 60, 61 |
| Cerebrovascular disease | 109, 111, 113 |
| Cancer | 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 41 |
| Arrhythmia | 106, 107 |
| Connective tissue | 210, 211 |
| Dementia | 653 |
| Depression | 311 |
| Drug / Alcohol disorder | 660 |
| Fluid disorders | 55 |
| HIV | 5 |
| Nutrition deficiencies | 52 |
| Nephritis | 156 |
| Paralysis | 82 |
| Gastroduodenal ulcer | 139 |
| Atherosclerosis | 114 |
| Acute coronary syndrome | 101 |
| Cardiorespiratory failure/ Shock | 131, 249 |
| Rheumatic | 96 |
| Gastrointestinal disorder | 153, 154, 155 |
| Hematological | 62, 63, 64 |
| Lung disorder | 133 |
| Myocardial infarction | 100 |
| Other heart disease | 104 |
| Psych disorder | 650, 651, 652, 655, 656, 657, 658, 659, 660, 661, 662, 663, 670 |
| Peripheral vascular disease | 115 |
| Solid tumor | 39 |
| Ulcer | 199 |
| Urinary tract disorder | 159, 160 |
| Other liver disease | 151 |
Abbreviations: CCS, Clinical Classification Software; CHF, congestive heart failure; COPD, chronic obstructive pulmonary disease; HIV, human immunodeficiency virus.