## 4 Results
\begin{table}
\begin{tabular}{l c c c} \hline \hline \multirow{2}{*}{**Parameter**} & **LVEF \textless{} 40\%** & **LVEF 40–49\%** & \multirow{2}{*}{**\(p\)-Value**} \\  & **(n = 862)** & & \\ \hline \multicolumn{4}{l}{**Basic characteristics**} \\ Sex—man & 717 (83.2\%) & 163 (72.1\%) & **0.008** \\ Age (years) & 63 \(\pm\) 12 & 67 \(\pm\) 11 & **<0.001** \\ BMI (kg/m\({}^{2}\)) & 29 \(\pm\) 5 & 29 \(\pm\) 5 & NS \\ SPB (mmHg) & 127 \(\pm\) 16 & 135 \(\pm\) 19 & **<0.001** \\ DBP (mmHg) & 79 \(\pm\) 11 & 81 \(\pm\) 10 & NS \\ HR (min\({}^{-1}\)) & 75 \(\pm\) 13 & 70 \(\pm\) 12 & **<0.001** \\ LVEF (\%) & 27 \(\pm\) 7 & 43 \(\pm\) 3 & **<0.001** \\ \hline \multicolumn{4}{l}{**Comorbidities**} \\ Ischemic etiology & 410 (47.6\%) & 142 (62.8\%) & **0.001** \\ of HF & 354 (41.1\%) & 117 (51.8\%) & NS \\ Prior IM & 558 (64.7\%) & 155 (68.6\%) & NS \\ Dyslipidemia & 652 (75.6\%) & 186 (82.3\%) & NS \\ Diabetes mellitus & 349 (40.5\%) & 73 (32.3\%) & NS \\ COPD & 117 (13.6\%) & 29 (12.8\%) & NS \\ Lower limb ischemia & 91 (10.6\%) & 31 (13.7\%) & NS \\ Smoking & & & \\ Non-smoker & 424 (49.2\%) & 128 (56.6\%) & NS \\ Smoker & 83 (9.6\%) & 30 (13.3\%) & \\ Ex-smoker & 355 (41.2\%) & 68 (30.1\%) & \\ NYHA classification & & & \\
1 & 83 (9.6\%) & 60 (26.5\%) & **<0.001** \\
2 & 515 (59.7\%) & 142 (62.8\%) & \\
3–4 & 264 (30.6\%) & 24 (10.6\%) & \\ \hline \hline \end{tabular}
\end{table} 
Table 1: Basic characteristics of patients in the FAR NHL registry by LVEF. \begin{table}
\begin{tabular}{l c c c} \hline \hline
**Predictor** & **OR (95\% CI)** & _p-Value_ \\ \hline
**Basic characteristics** & & & \\ Sex & Man (ref. woman) & 1.91 (1.36–2.69) & **<0.001** \\ Age (years) & 10-unit increase & 0.75 (0.65–0.85) & **<0.001** \\ BMI (kg/m\({}^{2}\)) & 1-unit increase & 0.99 (0.96–1.02) & 0.575 \\ SPB (mmHg) & 10-unit increase & 0.76 (0.70–0.82) & **<0.001** \\ DBP (mmHg) & 10-unit increase & 0.87 (0.75–1.00) & **0.044** \\ HR (min\({}^{-1}\)) & 10-unit increase & 1.35 (1.19–1.54) & **<0.001** \\ \hline
**Comorbidities** & & & \\ Ischemic etiology of heart disease & Yes (ref. no) & 0.54 (0.40–0.73) & **<0.001** \\ Prior MI & Yes (ref. no) & 0.65 (0.48–0.87) & **0.004** \\ Hypertension & Yes (ref. no) & 0.84 (0.61–1.15) & 0.279 \\ Dyslipidemia & Yes (ref. no) & 0.67 (0.46–0.97) & **0.035** \\ DM & Yes (ref. no) & 1.43 (1.05–1.94) & **0.025** \\ COPD & Yes (ref. no) & 1.07 (0.69–1.65) & 0.771 \\ Lower limb ischemia & Yes (ref. no) & 0.74 (0.48–1.15) & 0.181 \\ Smoking status & Smoker (ref. non-smoker) & 0.84 (0.53–1.33) & 0.445 \\  & Ex-smoker (ref. & 1.58 (1.14–2.18) & **0.006** \\  & non-smoker) & & \\ NYHA & II (ref. f) & 2.62 (1.79–3.84) & **<0.001** \\  & III–IV (ref. l) & 7.95 (4.66–13.56) & **<0.001** \\ \hline
**Laboratory parameters** & & & \\ NT-proBNP (ng/L) & 100-unit increase & 1.06 (1.04–1.08) & **<0.001** \\ Hemoglobin (g/L) & 10-unit increase & 0.99 (0.90–1.08) & 0.778 \\ Sodium (mmol/L) & 1-unit increase & 0.98 (0.94–1.02) & 0.305 \\ Urea (mmol/L) & 1-unit increase & 1.08 (1.03–1.14) & **0.002** \\ Uric acid (\(\mu\)mol/L) & 100-unit increase & 1.49 (1.28–1.73) & **<0.001** \\ Creatinine (\(\mu\)mol/L) & 10-unit increase & 1.06 (1.01–1.11) & **0.012** \\ eGFR (mL/min/1.73 m\({}^{2}\)) & 10-unit increase & 0.98 (0.92–1.05) & 0.596 \\ \hline \hline \end{tabular}
\end{table} 
Table 2: Predictors of LVEF < 40%.