Estimating Left Ventricular Mass from the Electrocardiogram across the Spectrum of LV Mass from Normal to Increased LV Mass in an Older Age Group

Table 6

Multiple linear regression analysis between QRS voltage and left ventricular mass.

QRS voltage in lead	Women	value	Men	value
	Intercept		Intercept
aVL R (mm)	0.1311	0.8758	−0.09960	0.9236
I R (mm)	−0.3464	0.6889	−0.1353	0.9013
III R (mm)	−0.1269	0.7894	−0.3412	0.5955
V1S (mm)	−0.1163	0.8431	0.6577	0.3690
V2 S (mm)	−1.079	0.1471	−1.383	0.1196
V3 S (mm)	0.2341	0.6901	1.523	0.0365
V4 S (mm)	1.480	0.0158	0.9038	0.1992
V4 R (mm)	0.06761	0.8550	0.4381	0.3517
V5 R (mm)	−0.7544	0.2716	−1.027	0.1849
V6 R (mm)	1.200	0.0397	1.216	0.0605
S deepest any precordial lead (mm)	1.568	0.0871	0.8171	0.4546

.