Effects of induced astigmatism on foot placement strategies when stepping onto a raised surface.

PLoS One · 2013 · PMC3661665 · PMID 23717414

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did not reach statistical significanceno p-value reported

The −3.00DC axis 180° lens caused the trail foot to be positioned closer to the block, a decreased vertical toe clearance as the lead foot crossed the block edge, and caused the heel to land further onto the block surface (see Figure 2 ); although these changes did not reach statistical significance.

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