Table 2.

Comparison of EGFR mutation status using ARMS and SuperARMS (N = 234)

		ARMS		Total
		Mt	Wt
SuperARMS	Mt	94	14	108
	Wt	0	126	126
	Total	94	140	234
	PCR*	100% (94/94)
	NCR*	90%(126/140)(95%CI:91.0,97.1%)
	Overall agreement*	94%(220/234)(95%CI:85.0,95.0%)

*percentage [95% confidence interval (CI)];

Mt: mutation; Wt: wild type; PCR: positive coincident rate; NPV: negative coincident rate