Overall and event-free survival according to initial resection and stage of disease. (A) Overall and event-free survival of 36 ALCL99 patients with stage I disease, according to initial resection. Three-year overall survival: patients with complete resection, 100%; patients without complete resection, 97% (83%-99%). Three-year event-free survival: patients with complete resection, 100%; patients without complete resection, 77% (59%-88%). (B) Overall and event-free survival of 463 ALCL99 patients* according to stage of disease. Three-year overall survival: stage I patients, 97% (86%-100%); stage II patients, 94% (86%-97%); stage III/IV patients, 91% (87%-93%). Three-year event-free survival: stage I patients, 81% (65%-90%); stage II patients, 82% (72%-89%); stage III/IV patients, 69% (64%-74%). *All but 2 patients were followed up for > 2 years (median, 5.7 years)