Table 4.

Multivariate analyses results of predictive factors among the gene datasets

	B	Wald x 2	p	Odds ratio	95 % CI
Training dataset
ER status	−0.48	0.53	.468	0.620	0.17–2.25
Molecular subtype	0.53	0.07	.793	1.05	0.71–1.57
15-gene signaturea	2.61	16.49	<.000	13.61	3.86–48.03
Independent dataset
ER status	0.25	0.06	.939	1.02	0.54–1.96
Molecular subtype	0.30	10.70	.001	1.36	1.13–1.64
15-gene signaturea	2.62	11.54	.001	2.78	1.54–5.00

ER estrogen receptor, CI confidence interval

^aNovel gene expression signature