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. 2010 Apr 12;15(2):124–129. doi: 10.1111/j.1542-474X.2010.00352.x

Table 1.

Data from Multivariable Analysis of Regression Model for Prediction of QRS Duration by Independent Variables

Independent Variables Coefficient Std. Error t P
Constant  96.9024
LVL a  0.3596 0.09919  3.626  0.0006
PMA b −0.4469 0.08699 −5.137 <0.0001
LVM c NS

aLVL= length of the left ventricle; bPMA= angle between the papillary muscles; cLVM= left ventricular mass.