Table 3.

Indexed left atrial size by ordinary least squared (OLS) estimates of scaling factor and exponents, overall and by gender

	Mean ± SD	Range	Males (mean ± SD)	Females (mean ± SD)	P-value (male vs. females)
LA size/aBWx	1.008 ± 0.121	0.436–1.490	1.018 ± 0.119	0.996 ± 0.123	<0.001
LA size/bHTy	1.008 ± 0.126	0.410–1.530	1.016 ± 0.124	0.997 ± 0.129	<0.001
LA size/cBMIz	1.012 ± 0.162	0.403–1.622	1.029 ± 0.167	0.990 ± 0.154	<0.001
LA size/dBSAw	1.007 ± 0.122	0.425–1.492	1.017 ± 0.120	0.995 ± 0.124	<0.001
LA size/f	1.009 ± 0.121	0.434–1.485	1.018 ± 0.119	0.996 ± 0.123	<0.001

See Table 2 footnote for scaling factors and exponents.