Speckle-tracking echocardiography provides sensitive measurements of subtle early alterations associated with cardiac dysfunction in T2DM rats

Table 3 Comparisons of the ROC curves

Variable	Difference between area	Standard Error	95% CI	z statistic	P value
GLS vs GLSR	0.118	0.117	-0.112 to 0.348	1.006	0.315
GCS vs GCSR	0.080	0.069	-0.055 to 0.214	1.164	0.244
GRS vs GRSR	0.212	0.101	0.014 to 0.410	2.099	0.036^*
GCS vs GRS	0.292	0.138	0.020 to 0.563	2.108	0.035^*
GCSR vs GRSR	0.160	0.104	-0.044 to 0.363	1.541	0.123
FAC vs GCS	0.108	0.073	-0.035 to 0.250	1.484	0.138
FAC vs GCSR	0.028	0.078	-0.126 to 0.181	0.354	0.723
FAC vs GRS	0.399	0.122	0.161 to 0.638	3.284	0.001^**
FAC vs GRSR	0.188	0.110	-0.028 to 0.403	1.708	0.088

FAC fractional area change, GLS global longitudinal strain, GLSR global longitudinal strain rate, GCS global circumferential strain, GCSR global circumferential strain rate, GRS global radial strain, GRSR global radial strain rate. The comparison between the AUC of 2 ROC curves was performed. Statistically different
^*P < 0.05
^**P < 0.01

ISSN: 1471-2261