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Table 1 Linear regression analysis against 20-pt BH + ECG datasets

From: Fast and fully automatic calibration of frequency offset for balanced steady-state free precession cardiovascular magnetic resonance at 3.0 Tesla

Dataset Slope R2 95% C.I. (Hz)
20-pt    
BH 0.97 0.98 6.93-7.65
FB 0.89 0.91 13.02-14.38
10-pt    
BH + ECG 1.00 0.99 3.58-3.93
BH 0.93 0.98 4.89-6.50
FB 0.90 0.92 12.46-13.75