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Table 1 The top-level and fine-grained PICO elements in the training set for the PICO recognition model

From: Improving reference prioritisation with PICO recognition

Top-levelPatient-population-problemIntervention/ComparatorOutcome
Fine-grainedAgeControlAdverse effect
 ConditionEducationalMental
 Sample sizePharmacologicalMortality
 SexPhysicalPain
  PsychologicalPhysical
  SurgicalOther
  Other