Table 2.

Reference values and regression analysis for RV strain, strain rate and RA strain according age.

	Age deciles					Regression analysis				Overall cohort
	≥20to<30	≥30to<40	≥40to<50	≥50to<60	≥60to<70	R	R2	β	P
FW+S Ell	−21.3±0.22	−21.1±2.59	−22.6±3.43	−22.7±2.10	−21.6±4.37	0.10	0.01	−0.02	0.33	−21.9±3.24
FW Ell	−23.9±3.54	−23.2±3.42	−24.6±3.54	−25.4±2.94	−23.9±4.36	0.10	0.01	−0.02	0.35	−24.2±3.59
FW+S SR S′	−1.40±0.47	−1.48±0.41	−1.50±0.32	−1.42±0.35	−1.44±0.44	0.01	<0.01	<0.01	0.92	−1.45±0.39
FW+S SR E′	1.18±0.24	1.08±0.25	1.02±0.21	1.01±0.29	0.92±0.25	−0.30	0.09	−0.005	0.002	1.04±0.26
FW+S SR A′	0.87±0.24	0.86±0.31	0.89±0.29	1.05±0.36	1.00±0.40	0.24	0.054	0.005	0.018	0.94±0.33
FW SR S′	−1.48±0.34	−1.47±0.39	−1.55±0.39	−1.63±0.42	−1.59±0.49	0.14	0.02	−0.04	0.16	−1.54±0.41
FW SR E′	1.14±0.27	1.01±0.33	1.02±0.34	1.02±0.25	1.02±0.45	0.10	0.01	−0.002	0.31	1.04±0.33
FW SR A′	1.09±0.33	1.02±0.35	1.09±0.32	1.09±0.31	1.11±0.37	0.08	0.01	0.002	0.43	1.08±0.33
RA Ell	−22.1±3.72	−20.8±4.24	−21.0±3.39	−21.5±3.90	−20.1±3.59	0.14	0.02	0.04	0.18	−21.1±3.76

Strain values are presented in red; strain rate values are presented in black font.