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Disease-free survival curves. (A) Tumor size: ≤8 cm (solid line) vs. >8 cm or unknown (dashed line); (B) FIGO stage: stage I (solid line) vs. II, III, or IV (dashed line); (C) Previous uterine disease (PUD): present (solid line) vs. not present (dashed line); (D) Age: <54 (solid line) vs. ≥54 (dashed line) years. Censored patients are shown with the “+” sign, and shaded areas represent 95% confidence intervals.
