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Survival of patients according to time periods of treatment: 1992–1999 (n=276) or 2000–2009 (n=323). (A) Overall survival. The 10-year overall survival was 88% (95% CI: 86–90) in 1992–1999 vs. 93% (95% CI: 91–95) in 2000–2009. (B) Failure-free survival. The 10-year failure-free survival was 67% (95% CI: 65–70) in 1992–1999 vs. 68% (95% CI: 66–71) in 2000–2009.
