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(A) Cumulative survival rates for 71,334 patients with lung cancer; (p < 0.01); A trend of gradually increased survival rates in 3 years and 5 years, (B) Cumulative 3-year survival rate stratified by stage of all patients. Stage I had the best 3-year cumulative survival rates above 80% in 2011, and Stage IV remain the least during the observation period.
