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Table 9 PICO features with strong relevancy within the Proton Pump Inhibitors systematic review

From: Improving reference prioritisation with PICO recognition

PICO PPVTP/FP
TagLemmaPICOBOWPICOBOW
Orelief0.210.1721/7822/111
Ohealing0.130.1133/21533/264
Oheartburn0.150.1116/9416/125
Opain0.150.1214/7914/98
Poesophagitis0.140.1113/7713/107
Orate0.070.0735/43935/501
Pgrade0.150.088/448/90
Osafety0.100.0811/9411/122
Preflux0.070.0523/31123/441
  1. Positive predictive value (PPV) is the proportion of true positives (TP) to the total number of TP and false positives (FP). Each TP corresponds to an inclusion containing the feature; each FP corresponds to an exclusion containing the feature