Skip to main content
. Author manuscript; available in PMC: 2015 Dec 1.
Published in final edited form as: Eur J Cardiovasc Nurs. 2013 Dec 23;13(6):541–548. doi: 10.1177/1474515113517574

Table 4.

Adjusted differences to event-free survival among patients with < 2 g, 2 to 3 g, and > 3 g of dietary sodium intake in NYHA class I/II and NYHA class III/IV

N = 244

Variables NYHA class I/II
(n = 134)
NYHA class III/IV
(n = 110)

Adjusted
HR
95% CI p Adjusted
HR
95% CI p
Age (years) 1.00 0.97 – 1.03 .996 1.00 0.97 – 1.02 .712
Female gender 0.32 0.13 – 0.83 .018 1.41 0.66 – 3.00 .381
BMI (kg/m2) 1.03 0.95 – 1.11 .515 1.02 0.98 – 1.06 .408
Ischemic heart disease 1.43 0.58 – 3.53 .436 0.99 0.52 – 1.94 .998
Preserved LVEF ≥ 40% 0.92 0.38 – 2.26 .860 0.53 0.25 – 1.22 .093
Total comorbidity 0.79 0.60 – 1.04 .095 1.13 0.98 – 1.30 .089
ACE inhibitors 1.07 0.45 – 2.53 .878 1.04 0.54 – 1.99 .907
Diuretics 1.95 0.72 – 5.32 .190 1.07 0.49 – 2.36 .868
Beta blockers 0.82 0.29 – 2.31 .702 1.90 0.85 – 4.24 .118
Total energy (Kcal) 1.00 0.99 – 1.00 .352 0.98 0.96 – 1.01 .114
Lower leg or ankle edema 0.63 0.24 – 1.62 .333 1.26 0.50 – 3.17 .626

2g–3g/day of sodium intake 1.00 1.00
< 2g/day of sodium intake 3.68 1.18–11.50 .025 0.65 0.23 – 1.83 .418
> 3g/day of sodium intake 0.39 0.16 – 0.98 .047 2.06 1.02 – 4.17 .044

ACE; angiotensin-converting enzyme, BMI; body mass index, HR; hazard ratio, LVEF; left ventricular ejection fraction, NYHA; New York Heart Association