Predictors of rehospitalization (n=663)
| B | Exp. B | 95% CI | p Value | |
|---|---|---|---|---|
| Block 1. Demographic variables | ||||
| Age | −0.002 | 1.0 | 0.98 to 1.02 | 0.819 |
| Gender (male) | −0.346 | 0.71 | 0.45 to 1.11 | 0.130 |
| White ethnicity (AA) | −0.345 | 0.71 | 0.42 to 1.19 | 0.191 |
| Other ethnicity (AA) | 0.246 | 1.28 | 0.38 to 4.32 | 0.693 |
| Block 2. Clinical variables | ||||
| Age | −0.008 | 1.0 | 0.97 to 1.01 | 0.391 |
| Gender (male) | −0.328 | 0.72 | 0.45 to 1.16 | 0.180 |
| White ethnicity (AA) | −0.574 | 0.56 | 0.33 to 0.96 | 0.034 |
| Other ethnicity (AA) | 0.208 | 1.23 | 0.36 to 4.27 | 0.743 |
| NYHA class III/IV (class I/II) | 0.233 | 1.26 | 0.84 to 1.90 | 0.263 |
| Current smoker (non-smoker) | 0.365 | 1.44 | 0.90 to 2.30 | 0.127 |
| CAD (no CAD) | 0.429 | 1.54 | 0.99 to 2.39 | 0.059 |
| Hypertension (no hypertension) | 0.230 | 1.26 | 0.81 to 1.96 | 0.312 |
| BMI | −0.020 | 0.98 | 0.95 to 1.01 | 0.180 |
| LVEF | −0.010 | 0.99 | 0.98 to 1.01 | 0.195 |
| Antidepressant use (none) | 0.627 | 1.87 | 1.24 to 2.83 | 0.003 |
| Block 3. Patient categories based on diabetes and depressive symptoms | ||||
| Age | −0.007 | 0.99 | 0.98 to 1.01 | 0.473 |
| Gender (male) | −0.345 | 0.71 | 0.44 to 1.15 | 0.165 |
| White ethnicity (AA) | −0.506 | 0.60 | 0.35 to 1.03 | 0.065 |
| Other ethnicity (AA) | −0.373 | 1.45 | 0.42 to 5.05 | 0.558 |
| NYHA class III/IV (class I/II) | 0.111 | 1.12 | 0.73 to 1.71 | 0.608 |
| Current smoker (non-smoker) | 0.418 | 1.52 | 0.94 to 2.45 | 0.087 |
| CAD (no CAD) | 0.316 | 1.37 | 0.87 to 2.16 | 0.172 |
| Hypertension (no hypertension) | 0.170 | 1.19 | 0.87 to 1.86 | 0.458 |
| BMI | −0.024 | 0.98 | 0.95 to 1.01 | 0.116 |
| LVEF | −0.010 | 0.99 | 0.95 to 1.01 | 0.220 |
| Antidepressant use (none) | 0.548 | 1.73 | 1.13 to 2.66 | 0.012 |
| Depressive symptoms only (No depressive symptoms and no diabetes) | 0.212 | 2.29 | 0.68 to 2.26 | 0.490 |
| Diabetes only (No depressive symptoms and no diabetes) | 0.164 | 1.18 | 0.71 to 1.96 | 0.527 |
| Both depressive symptoms and diabetes (No depressive symptoms and no diabetes) | 0.857 | 2.36 | 1.27 to 4.39 | 0.007 |
Cox regression—Overall Model χ2=42.23, df=14; p<0.001.
Comparison group in parentheses.
AA, African-American; BMI, body mass index; CAD, coronary artery disease; LVEF, left ventricular ejection fraction; NYHA, New York Heart Association.