. 2015 May 29;6(21):18374–18388. doi: 10.18632/oncotarget.4073

Table 6b. The survival differences among BCL2 CNA⁺ alone, BCL2 expression alone and BCL2 CNA⁺ along wvith BCL2 expression.

Survival	BCL2 CNA⁺ and BCL2⁺		BCL2⁺ alone		BCL2 CNA⁺ alone
	χ²	P value	χ²	P value	χ²	P value
Overall survival
BCL2 CNA⁺ and BCL2⁺			9.847	0.002	0.295	0.587
BCL2⁺ alone	9.847	0.002			9.959	0.002
BCL2 CNA ⁺alone	0.295	0.587	9.959	0.002
Progression-free survival
BCL2 CNA⁺ and BCL2⁺			15.868	< 0.001	0.016	0.899
BCL2⁺ alone	15.868	< 0.001			6.505	0.011
BCL2 CNA⁺ alone	0.016	0.899	6.505	0.011

Abbreviations: CNA: copy number aberration; BCL2⁺: BCL2 expression; ⁺: positive.

Table 6b. The survival differences among BCL2 CNA+ alone, BCL2 expression alone and BCL2 CNA+ along wvith BCL2 expression.