The mean signal-to-noise ratio values for infarct , remote myocardium , and ventricular blood were 18.6 6.5 , 4.1 3.7 , and 14.6 7.5 , respectively , for gadobutrol and 18.8 8.9 , 4.9 4.5 , and 17.8 10.1 , respectively , for gadobenate dimeglumine ( P = 0.93 , P = 0.48 , and P = 0.149 , respectively ) .