# OnCo record ecog-e3311 (trial). Data CC BY-NC 4.0, attribute "Data from OnCo (onco.cc)". Whole corpus: https://onco.cc/api/v1/onco.nt
@prefix schema: <https://schema.org/> .
@prefix onco: <https://onco.cc/ns#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://onco.cc/trials/ecog-e3311/>
  a schema:MedicalTrial ;
  onco:kind "trial" ;
  schema:identifier "ecog-e3311", "NCT01898494" ;
  schema:name "ECOG-ACRIN E3311"@en ;
  schema:description "E3311 showed that after robotic surgery for HPV-positive throat cancer, patients at intermediate risk could safely have a lower radiotherapy dose, with about 95 in 100 free of progression at two years, so surgery-first de-escalation became a recognised option."@en ;
  schema:url <https://onco.cc/trials/ecog-e3311/> ;
  schema:dateModified "2026-09-17"^^xsd:date ;
  schema:citation <https://clinicaltrials.gov/study/NCT01898494> ;
  onco:status "positive" ;
  onco:phase "2" ;
  onco:cancers <https://onco.cc/cancers/oropharyngeal-cancer/>, <https://onco.cc/cancers/hpv-positive-oropharyngeal-cancer/> ;
  onco:technologies <https://onco.cc/technologies/tors/>, <https://onco.cc/technologies/imrt-igrt/> ;
  onco:drugs <https://onco.cc/drugs/cisplatin/> ;
  onco:institutions <https://onco.cc/institutions/ecog-acrin/> ;
  onco:terms <https://onco.cc/terms/hpv-p16/>, <https://onco.cc/terms/pfs/> .