levels of evidence

{
  "id": "MLC-T-ONC-004805",
  "term": "levels of evidence",
  "field": "Oncology and biomedicine",
  "definition": "A ranking system used to describe the strength of the results measured in a clinical trial or research study. The design of the study (such as a case report for an individual patient or a randomized double-blinded controlled clinical trial) and the endpoints measured (such as survival or quality of life) affect the strength of the evidence.",
  "references": [
    "NCI Dictionary of Cancer Terms"
  ],
  "url": "https://mlchart.com/terminology/oncology/levels-of-evidence/"
}