Univariate Cox regression Multivariate Cox regression
n=29 HR 95% CI P HR 95% CI P
LVEF (1% increment) 0.875 0.782-0.979 0.02 0.847 0.699-1.026 0.089
Creatinine (1μmol/L increment) 1.104 0.998-1.050 0.056 1.022 0.953-1.096 0.547
NYHA classification (1 class decrement) 2.981 0.918-9.675 0.069 0.748 0.184-3.040 0.684
iNO response (non-responder) 8.646 1.712-43.67 0.009 11.77 1.117-123.9 0.04
SIL/NO response (non-responder) 8.646 1.712-43.67 0.009 1.605 0.154-16.70 0.692
CI: Confidence Interval, HR: Hazard Ratio, LVEF: Left Ventricle Ejection Fraction,
NYHA: New York Heart Association
Table 5: Univariate and multivariate Cox proportional hazard analysis. Data with P ≤ 0,1 at univariate analysis were included into multivariate model.