1016 / 1851
Compared RT technique in Univariate and Multivariate Analyses
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Stratified: 3D-CRT 53%, IMRT 47% in both RT dose arms
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Endpoints of secondary analysis
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Survival – overall, progression free, local control
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Grade 3+ toxicity
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Amount of chemotherapy administered
Chun SG. et al. JCO 2017;35
Impact of IMRT compared to 3D-CRT:
Secondary analysis of RTOG 0617