Table 2.

Meta-analysis between ERCC1 expression and platinum chemosensitivity of NSCLC.

Items	Subgroup	n	OR	95% CI	P	I 2	P for heterogeneity	Analysis model	P for publication bias (Egger)	P for publication bias (Begg)
Overall		14	0.53	0.30∼0.79	<0.001	53.9	0.008	REM	0.014	0.063
Ethnicity	Asian	11	0.5	0.31∼0.82	0.001	63.7	0.002	REM	0.027	0.161
	Caucasian	3	0.56	0.30∼1.07	0.088	0.0	0.839	FEM	0.867	0.602
Tumor stage	III-IV	13	0.57	0.39∼0.84	0.005	50.0	0.02	REM	0.029	0.100
	Others	1	0.12	0.02∼0.59	0.009	NA	NA	NA	NA	NA