a slight trendP = .13
However, there was a slight trend of lower rates of T790M mutation in afatinib, with an HR of 4.77 [95% CI 0.63-36.31, P = .13] in the L858R mutation group for gefitinib ( Figure 4 B ).
However, there was a slight trend of lower rates of T790M mutation in afatinib, with an HR of 4.77 [95% CI 0.63-36.31, P = .13] in the L858R mutation group for gefitinib ( Figure 4 B ).