Table 2.

US and GCG derived information for underlying cardiac time intervals.

US	Mean ± SD	GCG	Mean ± SD	r2	RMSE
HR (bpm)	59 ± 12	HR	58 ± 11	0.99	0.95
R-MVC (ms)	20 ± 6	R-g I	18 ± 5	0.66	3.5
R-AVO (ms)	49 ± 10	R-g J	47 ± 10	0.96	2.2
R-AVC (ms)	359 ± 32	R-g K	358 ± 36	0.95	7.5
R-MVO (ms)	427 ± 44	R-g L	432 ± 41	0.97	7.6
IVCT (ms)	29 ± 12	IVCT	30 ± 10	0.85	4.5
IVRT (ms)	68 ± 14	IVRT	74 ± 9	0.59	9.4
QS2 (ms)	393 ± 34	QS2	394 ± 38	0.78	19
LVET (ms)	310 ± 26	LVET	310 ± 32	0.93	7.7
PEP (ms)	82 ± 10	PEP	83 ± 8	0.84	4.5
Q-Sa (ms)	134 ± 20	Q-SPV	132 ± 26	0.89	7.6
Q-Ea (ms)	467 ± 44	Q-DPV	460 ± 49	0.87	16
Q-Max Strain (ms)	367 ± 32	Q-Max Ang Disp	371 ± 31	0.91	10