Extended Data Fig. 1 | Eff icacy of low-dose AET on cancer recurrence
in patients with stage I (T1-2aN0) NSCLC in a phase-II clinical trial. a, Schema
for a randomized phase-II clinical trial of AET in patients with stage I (T1-2aN0)
NSCLC (NCT01207726). b, Postsurgical recurrence rates in the observation and
AET groups. c, Kaplan–Meier curves for disease-free survival in the observation
and AET groups. P = 0.50 by two-sided log-rank test.