Table 2. Patient characteristics.
| Variable | n = 511 |
|---|---|
| Age, years [Median (IQR)] | 68 (58 to 77) |
| Gender | |
| Male | 302 (59.1%) |
| Female | 209 (40.9%) |
| Hospital Outcome | |
| Died | 87 (17.0%) |
| Survived | 404 (79.1%) |
| Unknown/Missing | 20 (3.9%) |
| Ethnicity | |
| White | 335 (65.6%) |
| Black | 28 (5.5%) |
| Hispanic | 16 (3.1%) |
| Other | 34 (6.7%) |
| Unknown/Missing | 98 (19.2%) |
| Primary ICD-9 Diagnosis Group | |
| Infectious and parasitic diseases (001–139) | 45 (8.8%) |
| Neoplasms (140–239) | 34 (6.7%) |
| Diseases of the circulatory system (390–459) | 251 (49.1%) |
| Diseases of the respiratory system (460–519) | 44 (8.6%) |
| Diseases of the digestive system (520–579) | 37 (7.2%) |
| Trauma (800–959) | 23 (4.5%) |
| Other | 57 (11.2%) |
| Unknown/Missing | 20 (3.9%) |
| First admitted to | |
| Cardiac Surgery Recovery Unit | 196 (40.0%) |
| Medical ICU | 111 (22.7%) |
| Surgical ICU | 79 (16.1%) |
| Coronary Care Unit | 65 (13.3%) |
| Trauma/Surgical ICU | 39 (8.0%) |
| Unknown/Missing | 21 (4.1%) |
The table displays the clinical characteristics of the subjects, as given in the MIMIC III clinical database. Instances where many values had too few instances to justify a separate category have been concocted as ‘Other’. Missing data is reported per variable.