A Latent Variable Approach for Meta-Analysis of Gene Expression Data from Multiple Microarray Experiments

BMC Bioinformatics

Table 3 Results of EM POE-based survival analysis

Analysis	Variable	Coef	p-value
Univariate	Risk Index	0.015	0.005
Multivariate	Risk Index	0.010	0.049
	Estrogen Receptor Pos	-0.697	0.058
	Age	-0.059	0.021

Cox proportional hazards model fitted to time to distant metastasis in lymph node from study by [14]. Risk indices were derived based on POE data transformed by the EM algorithm.

ISSN: 1471-2105