Table 3.
Predictors of discharge to facility after lower extremity fracture*
| Parameter | Significance | OR | 95% CI | |
|---|---|---|---|---|
| Lower | Upper | |||
| Schizophrenia | < 0.001 | 5.6 | 5.5 | 5.8 |
| Fracture of femur (other than neck) | < 0.001 | 3.5 | 3.5 | 3.6 |
| Fracture of neck of femur | < 0.001 | 3.2 | 3.1 | 3.2 |
| Cerebrovascular disease | < 0.001 | 2.5 | 2.4 | 2.5 |
| Pulmonary insufficiency | < 0.001 | 2.5 | 2.4 | 2.5 |
| Chest or abdominal trauma | < 0.001 | 2.3 | 2.3 | 2.4 |
| Fracture of tibia and fibula | < 0.001 | 2.2 | 2.2 | 2.2 |
| Partial hip arthroplasty | < 0.001 | 2.1 | 2.1 | 2.1 |
| Fracture of neck and trunk | < 0.001 | 2.0 | 2.0 | 2.1 |
| Acute renal failure | < 0.001 | 1.9 | 1.8 | 1.9 |
| Congestive heart failure | < 0.001 | 1.7 | 1.7 | 1.7 |
| Induced mental disorder | < 0.001 | 1.6 | 1.5 | 1.6 |
| Pneumonia pulmonary congestion | < 0.001 | 1.5 | 1.5 | 1.6 |
| Chronic pulmonary disease | < 0.001 | 1.5 | 1.5 | 1.5 |
| Fracture of radius and ulna | < 0.001 | 1.5 | 1.5 | 1.5 |
| Diabetes mellitus | < 0.001 | 1.5 | 1.4 | 1.5 |
| Transfusion | < 0.001 | 1.4 | 1.4 | 1.5 |
| Acute postoperative anemia | < 0.001 | 1.4 | 1.4 | 1.4 |
| Fracture of tarsal or metatarsal bones | < 0.001 | 1.4 | 1.4 | 1.4 |
| Complications not elsewhere classified | < 0.001 | 1.4 | 1.4 | 1.4 |
| Geographic Northeast compared with South | < 0.001 | 1.4 | 1.4 | 1.4 |
| Atrial fibrillation | < 0.001 | 1.4 | 1.3 | 1.4 |
| Thyroid disease | < 0.001 | 1.4 | 1.3 | 1.4 |
| Geographic Midwest compared with South | < 0.001 | 1.3 | 1.3 | 1.3 |
| CRIF | < 0.001 | 1.3 | 1.3 | 1.3 |
| Chronic coronary artery disease | < 0.001 | 1.3 | 1.3 | 1.3 |
| Male sex | < 0.001 | 1.3 | 1.3 | 1.3 |
| Dementia | < 0.001 | 1.3 | 1.2 | 1.3 |
| Geographic West compared with South | < 0.001 | 1.2 | 1.2 | 1.3 |
| ORIF | < 0.001 | 1.2 | 1.2 | 1.2 |
| Depression | < 0.001 | 1.2 | 1.2 | 1.2 |
| Wound complication | < 0.001 | 1.1 | 1.1 | 1.2 |
| Fracture of ankle | < 0.001 | 1.1 | 1.1 | 1.1 |
| Fracture of patella | < 0.001 | 1.1 | 1.1 | 1.1 |
| Osteoporosis | < 0.001 | 1.1 | 1.1 | 1.1 |
| Age | < 0.001 | 1.1 | 1.1 | 1.1 |
| Hypertension | < 0.001 | 1.1 | 1.1 | 1.1 |
| Anxiety | < 0.001 | 1.04 | 1.02 | 1.06 |
| Myocardial infarction | < 0.001 | 1.03 | 1.01 | 1.06 |
| Days of care | < 0.001 | 0.997 | 0.997 | 0.998 |
| Number of beds 200–299 compared with 6–99 | < 0.001 | 0.98 | 0.97 | 0.98 |
| Number of beds 100–199 compared with 6–99 | < 0.001 | 0.92 | 0.91 | 0.93 |
| Number of beds 300–499 compared with 6–99 | < 0.001 | 0.83 | 0.82 | 0.84 |
| Number of beds > 500 compared with 6–99 | < 0.001 | 0.72 | 0.71 | 0.73 |
* From bivariate analyses’ significant variables in the model: age, sex, geographic region, hospital size, days of care, fracture of neck or trunk, fracture of radius/ulna, fracture of femur neck, fracture of femur other than neck, fracture of patella, fracture of tibia/fibula, fracture of ankle, fracture of tarsal/metatarsal, chest or abdominal trauma, depression, anxiety, dementia, schizophrenia, hypertensive disease, chronic coronary artery disease, atrial fibrillation, osteoporosis, thyroid disease, myocardial infarction, congestive heart failure, cerebrovascular disease, chronic pulmonary disease, diabetes, wound complication, acute renal failure, complications not elsewhere classified, acute posthemorrhagic anemia, induced mental disorders, transfusion, pneumonia or pulmonary congestion, pulmonary insufficiency, CRIF, ORIF, partial hip arthroplasty; OR = odds ratio; CI = confidence interval; ORIF = open reduction and internal fixation; CRIF = closed reduction and internal fixation.