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. 2015 Feb 11;10(Suppl 2):S14. doi: 10.1186/1748-7161-10-S2-S14

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Copyright © 2015 Terai et al; licensee BioMed Central Ltd.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Correction rate and Operation time.Left: Correction rates were 73.2% in group N and 71.7% in group C Right: Mean operating time in group N (364 min) was significantly shorter than that for group C (456 min).