highly significantp <0.0001
However, lambda FLC expression showed a highly significant correlation with decreased BCSS (chi-square=18.0, p <0.0001), DFI (chi-square=15.2, p <0.0001), DM (chi-square=13.6, p =0.0002), and tumor recurrence (chi-square=17.6, p <0.0001) (Figure 2C ).