Table 4. Selected Complication Rates by Emergency Department Source of Admission.
| Emergency Department Source of Admission |
|||||
|---|---|---|---|---|---|
| Yes (N = 4,040) |
No (N = 20,578) |
||||
| Complicationa | n | % | n | % | Chi Square |
| Any complication | 2,903 | 71.9 | 9,037 | 43.9 | 1,055.49 |
| Gastrointestinal bleeding | 760 | 18.8 | 2,486 | 12.1 | 133.66 |
| Electrolyte or fluid abnormality | 711 | 17.6 | 1,483 | 7.2 | 449.27 |
| Respiratory compromise | 477 | 11.8 | 1,222 | 5.9 | 181.01 |
| Hypotension or hypovolemia | 463 | 11.5 | 539 | 2.6 | 676.04 |
| Congestive heart failure | 442 | 11.0 | 905 | 4.4 | 279.49 |
| Aspiration pneumonia | 305 | 7.5 | 852 | 4.1 | 87.63 |
| Renal dysfunction | 427 | 10.6 | 1,089 | 5.3 | 162.74 |
a
p < 0.001 for all complications
Note. Because of incomplete or missing data, N = 24,618.