Table 1.
Population | Men with localized (T1-T2, N0-Nx, M0) and locally advanced (T3-T4, N0- Nx, M0) prostate cancer |
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Intervention | HFRT, defined as radiation that is delivered as a single 2.1-3.5 Gy fraction lasting about one hour per day, five days per week, for about four weeks |
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Control | CFRT, defined as a single 1.8-2.0 Gy fraction lasting one hour per day, five days per week, for about eight weeks |
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Outcomes | |
Efficacy | Clinical (surrogate outcomes) for all studies: PSA kinetics; FFBF as defined by ASTRO or Phoenix definitions |
Patient and study-specific: DM; LF; LRF; OS; post-treatment biopsy | |
Safety | Acute and chronic RTOG GU, GI toxicities |
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Study design | |
Efficacy | All prospective studies, >50 patients, with two or more arms, >24 month FU |
Safety | All prospective studies, >50 patients, with two or more arms, >24 month FU |
Abbreviations: ASTRO: American Society of Therapeutic Radiology and Oncology; CFRT: conventionally fractionated radiotherapy; DM: distant metastasis; L/R F: local / regional failure; FFBF: freedom from biochemical failure; FU: follow-up; GI: gastrointestinal; GU: genitourinary; HFRT: hypofractionated radiotherapy; OS: overall survival