Table 4.
Regression analysis of potential prognostic factors of heart failure with improved ejection fraction
| Factor | Univariate analysis |
Multivariate analysis |
||
|---|---|---|---|---|
| P | OR (95% CI) | P | OR (95% CI) | |
| Younger age | < 0.001 | 1.042 (1.018–1.066) | < 0.001 | 1.849 (1.786–1.914) |
| Female sex | 0.012 | 2.219 (1.386–3.552) | 0.088 | 3.859 (0.818–18.205) |
| Nonischemic etiology | 0.045 | 2.974 (1.022–8.653) | 0.481 | 1.727 (0.378–7.891) |
| Higher TAPSE | 0.008 | 2.816 (1.298–6.109) | < 0.001 | 3.071 (1.742–5.413) |
| Lower LAVi | < 0.001 | 2.212 (1.409–3.472) | 0.006 | 2.034 (1.218–3.396) |
| Higher IVC | 0.231 | 3.113 (0.487–19.898) | NI | |
| Smoking | 0.581 | 1.259 (0.555–2.856) | NI | |
| Hypertension | 0.106 | 2.567 (0.817–8.065) | NI | |
| Heart rate | 0.756 | 1.235 (0.326–4.678) | NI | |
| P2Y12 inhibitor | 0.217 | 3.494 (0.478–25.539) | NI | |
| Nitrate | 0.268 | 0.123 (0.003–5.043) | NI | |
| Revascularization | 0.093 | 0.525 (0.247–1.115) | NI | |
| LA diameter | 0.121 | 2.816 (0.761–10.421) | NI | |
| FS | 0.495 | 1.252 (0.656–2.389) | NI | |
| IVSd | 0.208 | 1.568 (0.778–3.161) | NI | |
| LVIDd | 0.071 | 2.521 (0.881–7.213) | NI | |
CI, confidence interval; d, end diastole; FS, fractional shortening; IVC, inferior vena cava; IVS, interventricular septal; LA, left atrial; LVID,left ventricular internal diameter; LAVi, left atrial volume index; NI, not included; OR, odds ratio; P2Y12, purinergic receptor P2Y G protein-coupled 12; TAPSE, tricuspid annular plane systolic excursion.