marginally significantP =0.071
However, stratified analysis indicated that the PFS of patients with stages III and IV CSCLC showed marginally significant difference between the TEP/TCE and EP/CE groups (19.5 vs . 7.6 months; P =0.071).
However, stratified analysis indicated that the PFS of patients with stages III and IV CSCLC showed marginally significant difference between the TEP/TCE and EP/CE groups (19.5 vs . 7.6 months; P =0.071).