Table 2.
Characteristics of subjects (N = 11,212) with COPD exacerbation by vital status at 90-days after admission*
| Variables |
Alive Within 90 days (N = 9825) |
Dead within 90-days (N = 1387) |
P-value |
| Age, years mean (SD) | 73.8 (5.6) | 75.0 (5.8) | <0.0001 |
| Men | 9627 (98) | 1366 (98) | 0.2 |
| Race/ethnicity | |||
| White | 8059 (82) | 1167 (84) | |
| Black | 1276 (13) | 162 (12) | |
| Hispanic | 269 (3) | 31 (2) | 0.1 |
| Other/unknown | 221 (2) | 27 (2) | |
| Married | 4788 (49) | 687 (50) | 0.3 |
| Comorbid conditions | |||
| Myocardial infarction | 1335 (14) | 189 (14) | 0.97 |
| Congestive heart failure | 4800 (49) | 741 (53) | 0.001 |
| Peripheral vascular disease | 2703 (28) | 404 (29) | 0.2 |
| Stroke | 1012 (10) | 153 (11) | 0.4 |
| Peptic ulcer | 1411 (14) | 173 (12) | 0.06 |
| Rheumatologic disease | 511 (5) | 62 (5) | 0.2 |
| Diabetes | 3020 (31) | 386 (28) | 0.03 |
| Diabetes with complications | 1322 (13) | 153 (11) | 0.01 |
| Liver disease, mild | 291 (3) | 56 (4) | 0.03 |
| Liver disease, moderate | 41(0.4) | 14 (1) | 0.003 |
| Hemiplegia | 375 (4) | 57 (4) | 0.6 |
| Dementia | 415 (4) | 65 (5) | 0.4 |
| Renal disease | 943 (10) | 180 (13) | <0.0001 |
| Any malignancy | 3068 (31) | 500 (36) | <0.0001 |
| Metastatic solid tumor | 410 (4) | 123 (9) | <0.0001 |
| Medications | |||
| ACE Inhibitor/ARB | 3249 (33) | 335 (24) | <0.0001 |
| Statin | 2113 (22) | 173 (13) | <0.0001 |
| Cardiac, count (SD) | 4.8 (4.0) | 4.7 (4.0) | 0.7 |
| Respiratory, count (SD) | 4.4 (3.7) | 4.4 (3.7) | 0.7 |
| Diabetic, count (SD) | 3.0 (2.2) | 3.0 (2.2) | 0.5 |
| Inhaled corticosteroids | 2667 (27) | 394 (28) | 0.3 |
| Oral corticosteroids | 2650 (27) | 390 (28) | 0.4 |
*Data are presented as number (%) or mean (standard deviation).