Table 4.
Association of depressive symptoms (BDI-II) with RMSSD in heart failure patients
| B (SE b) | t | β | |
|---|---|---|---|
| Block 1 | |||
| Sex | −0.33 (0.21) | −1.57 | −.15 |
| Age | 0.02 (0.01) | 1.97 | .19 |
| Β-blocker | 0.40 (0.21) | 1.95 | .19 |
| Hypertension | 0.04 (0.20) | 0.17 | .02 |
| Diabetes | −0.34 (0.20) | −1.71 | −.17 |
| R2 | 0.10 | ||
| F | 2.29 | ||
| Block 2 | |||
| BDI-II | −0.03 (0.01)** | −2.75 | −.26 |
| ΔR2 | 0.06** | ||
| F for ΔR2 | 7.54** |
Sex: male = 1, female = 2; β-blocker use: no = 0, yes = 1; hypertension: no = 0, yes =1; diabetes: no = 0, yes = 1.
BDI Beck Depression Inventory; RMSSD = root mean square of successive differences.
**p-value <.01.