Time to Retraction for Breast Cancer Patients

Breast cancer patients were treated with radiotherapy and the time to breast retraction was recorded. Since patients visited once each week and sometimes missed appointments, the time to retraction is known only to fall on an interval between visits.

    
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Quartile estimates for time to retraction:
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A smoothed estimate of the survival rate allowing the bandwidth to vary:
The expected time to retraction in weeks:
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A tabular summary of the survival function for weeks five to 40 in five-week intervals:
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