Fig. 4From: Image quality and subject experience of quiet T1-weighted 7-T brain imaging using a silent gradient coila Means (SD) of reported sound level ratings immediately after the sequence and after the whole examination (delayed) for the quiet compared to the conventional sequence. b Means (SD) of comfort level, overall experience and willingness to undergo sequence again ratings for the quiet compared to the conventional sequence. Asterisk indicates statistical significance (p < 0.05; Wilcoxon signed-rank test). SD Standard deviationBack to article page