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. 2008 Mar 14;10(1):50–55. doi: 10.1093/ejechocard/jen110

Table 5.

Indexed left atrial size stratified by age

Age 1–4.9 years, Mean ± SD (n = 1102) Age 5–12.9 years, Mean ± SD (n = 1655) Age ≥ 13 years, Mean ± SD (n = 1352) P-value trend
LA size/aBWx 1.004 ± 0.127 1.016 ± 0.119 1.002 ± 0.119 0.52
LA size/bHTy 1.011 ± 0.129 0.998 ± 0.121 1.017 ± 0.130 0.18
LA size/cBMIz 0.873 ± 0.136 1.047 ± 0.141 1.082 ± 0.136 <0.001
LA size/dBSAw 1.009 ± 0.127 1.007 ± 0.119 1.005 ± 0.122 0.42
LA size/f 1.006 ± 0.127 1.015 ± 0.119 1.003 ± 0.120 0.45

See Table 2 footnote for scaling factor and exponent.