highly significantP <0.005
χ 2 Wilcoxon analysis indicated a highly significant difference ( P <0.005) of PFS in patients with non-transformed ( N =12) compared with transformed disease ( N =4).
χ 2 Wilcoxon analysis indicated a highly significant difference ( P <0.005) of PFS in patients with non-transformed ( N =12) compared with transformed disease ( N =4).