Table 2.

Mean Numbers of CNA^a Events for the Entire Patient Cohort and Stratified by pCR^b Status

CNA event	Entire cohortc (n=95)	pCR tumorsc (n=25)	Non-pCR tumorsc (n=70)	p valued
FGAe	31.04% (15.85)	28.48% (15.90)	31.95% (15.84)	0.35
Total gains and losses	117.59 (99.15)	98.52 (73.72)	124.4 (106.41)	0.19
One copy gain	49.86 (40.11)	41.2 (28.12)	52.96 (43.35)	0.13
High copy gain	8.56 (13.29)	4.48 (6.14)	10.01 (14.81)	0.01 *
One copy loss	58.14 (51.44)	51.68 (50.68)	60.44 (51.88)	0.46
Homozygous loss	1.03 (1.83)	1.16 (2.61)	0.99 (1.48)	0.75

^aCopy number alteration.

^bPathologic complete response.

^cStandard deviation shown in parentheses.

^{d *}Statistically significant.

^eFraction of genomic alteration.