Analysis of the stage distribution in the two arms shows a highly significant improvement in the stage distribution for the preoperatively treated group (stage I: 66.3 vs 55.3, stage II: 23.3 vs 14.9, stage III: 10 vs 29.8%).
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Analysis of the stage distribution in the two arms shows a highly significant improvement in the stage distribution for the preoperatively treated group (stage I: 66.3 vs 55.3, stage II: 23.3 vs 14.9, stage III: 10 vs 29.8%).