Table 1. Ultrasonography and CMR parameters.

	DM group				Control group
	Baseline	3 months	6 months	9 months	Baseline	3 months	6 months	9 months
LA (mm)	9.56 ± 0.98	10.56 ± 0.58	9.97 ± 0.86	11.36 ± 0.82	9.95 ± 0.68	9.79 ± 0.81	10.61 ± 0.58	11.56 ± 0.67
IVS (mm)	2.32 ± 0.41	2.43 ± 0.32	2.42 ± 0.51	2.52 ± 0.62	2.63 ± 0.24	2.34 ± 0.32	2.75 ± 0.31	2.86 ± 0.63
LVPW (mm)	2.33 ± 0.51	2.56 ± 0.32	2.78 ± 0.67	2.89 ± 0.43	2.35 ± 0.19	2.67 ± 0.41	2.78 ± 0.53	2.89 ± 0.67
LVIDd (mm)	15.67 ± 0.59	16.67 ± 0.81	16.65 ± 0.78	17.67 ± 0.55	14.75 ± 0.87	15.68 ± 0.85	16.64 ± 0.54	16.98 ± 0.67
LVIDs (mm)	11.67 ± 1.21	12.87 ± 1.16	12.45 ± 1.13	12.67 ± 1.41	11.78 ± 1.32	11.97 ± 1.21	13.67 ± 1.29	12.67 ± 1.26
EF (%)	60.33 ± 4.51	61.33 ± 4.23	62.33 ± 3.57	62.67 ± 4.53	61.53 ± 4.23	63.33 ± 5.51	63.73 ± 4.35	62.37 ± 4.54
FS (%)	31.33 ± 3.16	32.33 ± 3.23	32.78 ± 3.45	34.33 ± 3.32	30.67 ± 3.15	31.54 ± 3.24	35.33 ± 4.51	34.33 ± 3.36
SR	18.63 ± 1.25	18.06 ± 1.50	18.83 ± 1.42	14.33 ± 1.60*	18.46 ± 1.37	18.54 ± 1.60	18.71 ± 1.33	18.35 ± 1.14*
SrR	−8.24 ± 0.64	−8.33 ± 0.53	−6.60 ± 1.17*	−5.01 ± 1.11*	−8.19 ± 0.72	−8.26 ± 0.42	−8.11 ± 1.01*	−8.16 ± 0.60*
ECV	29.96 ± 1.33	32.31 ± 1.54*	35.82 ± 1.41*	39.81 ± 1.63*	30.01 ± 1.21	30.05 ± 1.59*	29.83 ± 1.47*	30.33 ± 1.75*

*p < 0.05 vs. the control group at the same time point.