Table 2 Patient Clinical Characteristics and Treatment
Mean (+/−SE)/no.(%) | P Value | |||
|---|---|---|---|---|
MV N = 2,546 | No MV N = 19,805 | All N = 22,350 | ||
No. of chronic conditions | 4.2 (+/−0.06) | 4.3 (+/−0.03) | 4.3 (+/−0.03) | <.001 |
Chronic obstructive pulmonary disease | 736 (28.9%) | 7,800 (39.4%) | 8,535 (38.2%) | <.001 |
Bacterial pneumonia | 1,252 (49.2%) | 7,352 (37.1%) | 8,604 (38.5%) | <.001 |
Lung cancer | 59 (2.3%) | 348 (1.8%) | 407 (1.8%) | 0.380 |
Cardiovascular conditions | 1,229 (48.3%) | 8,835 (44.6%) | 10,063 (45.0%) | 0.137 |
Ischemic heart disease | 717 (28.2%) | 5,622 (28.4%) | 6,339 (28.4%) | 0.913 |
Myocardial infarction | 267 (10.5%) | 1,078 (5.4%) | 1,345 (6.0%) | <.001 |
Congestive heart failure | 793 (31.1%) | 5,427 (27.4%) | 6,219 (27.8%) | 0.119 |
Pulmonary hypertension | 19 (0.8%) | 65 (0.3%) | 84 (0.4%) | 0.146 |
APR-DRG severity of illness | <.001 | |||
Minor loss of function | 5 (0.2%) | 443 (2.2%) | 447 (2.0%) | |
Moderate loss of function | 16 (0.6%) | 5,042 (25.5%) | 5,058 (22.6%) | |
Major loss of function | 341 (13.4%) | 10,197 (51.5%) | 10,538 (47.1%) | |
Extreme loss of function | 2,184 (85.8%) | 4,123 (20.8%) | 6,307 (28.2%) | |