Skip to main content

Advertisement

Table 2 Factors that influence the percentage of articles included in each review that were retrieved by co-citation and citation searches combined

From: Novel citation-based search method for scientific literature: a validation study

 Number of reviewsPercentage of articles retrieved
Median (IQR)
Number of citing articles
  < 20737.5 (28.6, 60.0)
 20–502663.3 (39.4, 85.7)
 50–1004865.0 (50.0, 87.5)
 100–2007480.0 (50.0, 90.1)
  > 2009577.6 (47.4, 93.8)
Similarity index*
  < 0.11934.4 (15.4, 56.3)
 0.1–0.22656.8 (36.1, 72.3)
 0.2–0.510975.0 (51.7, 92.3)
  > =0.59683.3 (60.4, 94.4)
Percentage of articles in PubMed
  < 906462.4 (41.3, 80.3)
 90–1006467.1 (49.4, 84.5)
 10012282.8 (59.6, 100.0)
  1. *Similarity index = number of co-citations between query articles / number of citations of the less-cited query article. IQR inter-quartile range