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. 2014 Jan 22;9(1):e86245. doi: 10.1371/journal.pone.0086245

Table 8. Power Analysis for PITX2c expression.

PITX2c log2 effect Power in No AF cohort (N = 40)* Power in full cohort (N = 239)#
0.02 8% 30%
0.15 38% 99%
0.35 78% 99.99%
*

Covariates were age, sex, donor status, and SNP yielding 3 degrees of freedom.

#

Covariates were age, sex, donor status, 3 AF history/rhythm at surgery groups, and SNP yielding 6 degrees of freedom.