The Kaplan-Meier analysis. Kaplan-Meier analysis of the probability of remaining free of distant metastases among 159 Pawitan patients between the good-outcome group and the poor-outcome group. The LRT is based on the integrated data in (A) and the single, Wang data set in (B). CI denotes confidence interval and the p-value is calculated by the log-rank test.
Xu et al. BMC Bioinformatics 2008 9:125 doi:10.1186/1471-2105-9-125