Research Article

Long-Term Survival of Patients with Metastatic Non-Small-Cell Lung Cancer over Five Decades

Figure 1

Changes in overall survival of metastatic lung cancer patients, 1973–2015. Trends in proportion of patients surviving 2 and 5 years, as a function of year of diagnosis. Both two- and five-year overall survival have improved over time (both , extended Wilcoxon rank-sum test).