Table 5.

Clinical responses by combination of EGFR mutation status, EGFR gene copy number status, and KRAS mutation status in the 59 NSCLC cases examined for all three markers

EGFR mutation statusEGFR gene copy no. statusKRAS mutation statusNo. casesCR + PR, n (%)SD, n (%)PD, n (%)
PositivePositiveNegative54 (80)01 (20)
NegativePositiveNegative1905 (26)14 (74)
NegativeNegativeNegative201 (5)3 (15)16 (80)
PositiveNegativeNegative1001 (100)
NegativePositivePositive8008 (100)
NegativeNegativePositive6006 (100)