Fig. 8
From: Does the edge effect impact on the measure of spatial accessibility to healthcare providers?
X represents ISA when not accounting for edge effect; Y represents ISA when accounting for the edge effect. Class of “unchanged” in grey color: the change between X and Y is in the average; it is points around the green regression line within the 95% confidence interval (red lines); Class deteriorated in orange color: Points placed below the lower limit of the 95% confidence interval which signifies that these IRIS have a larger reduction than the average (the reverse for “improved” in blue color)