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Table 2 Characteristics of the Searches

From: An alternative to the hand searching gold standard: validating methodological search filters using relative recall

Characteristic N (total = 105) %
Number of electronic databases searched:   
   Median 5  
   Interquartile range 3–6  
Number of non-database techniques used:   
   Median 2  
   Interquartile range 2–3  
Phases of the HSSS used:   
   1 and 2 44 41.9
   1,2 and 3 30 28.6
   Unspecified 31 29.5
Number of included studies indexed in MEDLINE:   
   Median 9  
   Interquartile range 4–17