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Table 3 Percentage of retrieved articles by the number of citing articles and similarity index

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

Number of citing articlesSimilarity index*Percentage of articles in PubMedNumberPercentage retrieved, median
> 20> 0.210010187.5 (68.0, 100.0)
> 100> 0.21007090.8 (77.6, 100.0)
> 20> 0.51005287.5 (77.4, 100.0)
> 100> 0.51003291.9 (82.2, 100.0)
> 20> 0.2> 9015083.3 (64.1, 96.5)
> 100> 0.2> 9011185.7 (66.7, 96.7)
> 20> 0.5> 907187.5 (69.2, 95.2)
> 100> 0.5> 904787.5 (76.9, 95.2)
> 20> 0.2All20080.0 (60.0, 94.1)
> 100> 0.2All13981.2 (64.3, 95.2)
> 20> 0.5All9484.5 (61.5, 94.4)
> 100> 0.5All5986.8 (66.7, 94.4)
  1. *Similarity index = number of co-citations between query articles / number of citations of the less-cited query article. IQR inter-quartile range