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Table 1 Reasons for exclusions of articles at full-text screening

From: How are biodiversity and dispersal of species affected by the management of roadsides? A systematic map

Reason for exclusion No. of articles % of articles
Not a study of roadsides 277 15
Not a study of roadside management 1050 59
No usable comparator data 165 9
No usable data on biodiversity or species dispersal 149 8
Not an observational field study 119 7
Full text not in English, Danish, Dutch, French, German, Norwegian, Spanish or Swedish 53 3
No usable primary data, but potentially usable as a review 14 1
Redundant (results also reported elsewhere) 13 1
  1. Some of the articles appear more than once in the table, since they were excluded for more than one reason