Table 4.

LV strain parameters-part-1 (n=80)

Apical long axis views	VARIABLES	MALE (N-58) MEAN ± SD	FEMALE (N-22) MEAN ± SD	P		Age wise Group (Years)		P
				P-Val.	Sign.	Group A*	Group B*	P-Val.	Sign.
Global longitudinal strain (%) (-19.10 ± 3.12)		-18.99 ± 3.08	-19.41 ± 3.27	<0.01	**	-19.1 ± 2.56	-18.96 ± 3.76	<0.01	**
2 CH View	(a) Global longitudinal strain (%)	-20.83 ± 4.16	-20.72 ± 3.51	<0.01	**	-21.13 ± 3.39	-20.37 ± 4.62	<0.01	**
	(b) Global longitudinal strain Rate (1/s)	-1.79 ± 0.49	-1.75 ± 0.42	<0.01	**	-1.84 ± 0.49	-1.70 ± 0.44	<0.01	**
	(c) Longitudinal velocity (cm/s)	0.43 ± 0.11	0.42 ± 0.13	<0.01	**	0.45 ± 0.10	0.40 ± 0.13	<0.01	**
	(d) Transverse velocity (cm/s)	0.38 ± 0.08	0.36 ± 0.07	<0.01	**	0.38 ± 0.07	0.38 ± 0.09	<0.01	**
	(e) Transverse strain (%)	24.29 ± 8.83	29.62 ± 10.79	<0.01	**	25.05 ± 8.84	26.67 ± 10.65	0.09	NS
	(f) Transverse strain rate (1/s)	2.82 ± 0.94	2.69 ± 0.72	<0.01	**	2.72 ± 0.86	2.86 ± 0.91	<0.05	*
	(g) Shear (%)	0.12 ± 0.06	0.13 ± 0.06	<0.01	**	0.13 ± 0.06	0.11 ± 0.05	<0.01	**
	(h) Shear rate (1/s)	2.26 ± 0.99	1.99 ± 0.68	<0.01	**	2.20 ± 0.76	2.17 ± 1.10	<0.05	*
3 CH View	(a) Global longitudinal strain (%)	-17.38 ± 3.17	-18.92 ± 3.42	<0.01	**	-17.52 ± 2.92	-18.16 ± 3.73	<0.05	*
	(b) Global longitudinal strain Rate (1/s)	-1.67 ± 0.39	-1.60 ± 0.38	<0.01	**	-1.68 ± 0.38	-1.61 ± 0.39	<0.01	**
	(c) Longitudinal velocity (cm/s)	0.43 ± 0.13	1.42 ± 5.04	0.79	NS	0.95 ± 3.52	0.37 ± 0.08	0.21	NS
	(d) Transverse velocity (cm/s)	0.35 ± 0.07	0.34 ± 0.08	<0.01	**	0.33 ± 0.07	0.35 ± 0.07	<0.05	*
	(e) Transverse strain (%)	25.15 ± 7.54	27.42 ± 9.65	<0.01	**	23.35 ± 8.67	28.89 ± 6.33	0.71	NS
	(f) Transverse strain rate (1/s)	2.48 ± 0.58	2.50 ± 0.64	<0.01	**	2.39 ± 0.63	2.62 ± 0.52	0.09	NS
	(g) Shear (%)	0.10 ± 0.04	0.12 ± 0.07	<0.01	**	0.11 ± 0.06	0.10 ± 0.04	<0.01	**
	(h) Shear rate (1/s)	2.24 ± 0.76	2.14 ± 0.71	<0.01	**	2.29 ± 0.82	2.12 ± 0.63	<0.01	**
4 CH View	(a) Global longitudinal strain (%)	-19.12 ± 3.91	-18.59 ± 4.97	<0.01	**	-19.00 ± 3.56	-18.94 ± 4.96	<0.01	**
	(b) Global longitudinal strain Rate (1/s)	-1.64 ± 0.32	-1.49 ± 0.41	<0.01	**	-1.62 ± 0.36	-1.58 ± 0.33	<0.01	**
	(c) Longitudinal velocity (cm/s)	0.42 ± 0.10	0.39 ± 0.13	<0.01	**	0.44 ± 0.11	0.37 ± 0.09	<0.01	**
	(d) Transverse velocity (cm/s)	0.36 ± 0.07	0.33 ± 0.08	<0.01	**	0.34 ± 0.08	0.35 ± 0.07	<0.01	**
	(e) Transverse strain (%)	24.04 ± 8.83	26.94 ± 11.15	<0.01	**	23.95 ± 8.79	25.98 ± 10.46	0.14	NS
	(f) Transverse strain rate (1/s)	2.50 ± 0.78	2.71 ± 1.59	<0.01	**	2.41 ± 0.76	2.74 ± 1.34	0.31	NS
	(g) Shear (%)	0.15 ± 0.06	0.14 ± 0.06	<0.01	**	0.15 ± 0.06	0.15 ± 0.06	0.07	NS
	(h) Shear rate (1/s)	2.07 ± 0.51	1.92 ± 0.72	<0.01	**	2.08 ± 0.57	1.95 ± 0.59	<0.01	**

NS = Not Significant (P>0.05). **Highly Significant = (P<0.01). *Significant = (P<0.05). Group A: 18 to 30 years of age. Group B: 31 to 60 years of age.