Table 4.
Results from multivariable logistic regression analyses for OAC appropriateness of prescription or nonprescription at hospital discharge
| OR | 95% CI | P‐value | |
|---|---|---|---|
| Model 1 | |||
| Age (1 y) | 0.93 | 0.88–0.98 | .01 |
| Sex (male vs female) | 0.93 | 0.52–1.65 | .80 |
| History of falls (yes vs no) | 0.39 | 0.20–0.74 | .004 |
| BMI | 1.01 | 0.97–1.06 | .63 |
| AST | 0.97 | 0.96–0.99 | .001 |
| Alcohol consumption (yes vs no) | 0.29 | 0.15–0.54 | .001 |
| Appropriateness at admission (yes vs no) | 7.43 | 4.02–13.73 | .0001 |
| Model 2 | |||
| Age (1 y) | 0.94 | 0.90–0.99 | .02 |
| Sex (male vs female) | 1.08 | 0.62–1.91 | .77 |
| History of falls (yes vs no) | 0.58 | 0.34–0.99 | .04 |
| BMI | 1.02 | 0.98–1.07 | .29 |
| AST | 0.97 | 0.96–0.99 | .0009 |
| Alcohol consumption (yes vs no) | 0.32 | 0.18–0.57 | .0001 |
| Antiplatelet use at admission (yes vs no) | 0.46 | 0.25–0.85 | .03 |
| Model 3 | |||
| Age (1 y) | 0.95 | 0.90–0.99 | .03 |
| Sex (male vs female) | 1.08 | 0.62–1.90 | .78 |
| History of falls (yes vs no) | 0.49 | 0.29–0.84 | .009 |
| BMI | 1.03 | 0.98–1.07 | .25 |
| AST | 0.97 | 0.96–0.99 | .001 |
| Alcohol consumption (yes vs no) | 0.28 | 0.15–0.52 | .001 |
| OAC use at admission (yes vs no) | 2.75 | 1.57–4.84 | .0004 |
AST = aspartate aminotransferase; BMI = body mass index; OAC = oral anticoagulant; OR = odd ratio.