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Table 7 Coding tool for the included studies database

From: Can linear transportation infrastructure verges constitute a habitat and/or a corridor for insects in temperate landscapes? A systematic review

Coding variable Details/examples
Reference Authors, year, title, publisher
Publication type Book chapter, journal paper, thesis, report, etc.
Article language English/French
Specific question Question #1, 2, 3, 4, 5 or 6
Study country  
Study region(s)  
GPS coordinates  
Biological group(s) Carabid, wild bees, etc.
LTI(s) Roads/railways/power lines/pipelines/waterways
Type of habitat of the verge Grassland, shrubland, hedge, forest, etc.
Comparison Questions #2 and 4: type of habitat of the control site Questions #1 and 3: management practices (mowing, pesticide spreading, pruning, planting, fence laying, beehive setting up, etc.) Question #5 and 6: landscape metric(s) and spatial scale(s)
Study design Spatial/temporal/spatial and temporal comparisons
Measured outcomes Abundance, species richness, Shannon index, etc.
Susceptibility to bias Low/medium