Fig. 1. Preoperative emotional status. Comparison of visual analogue scale (VAS) of preoperative emotional states between the nil per oral (NPO) group and carbohydrate drink (CHOd) group.
*P<0.05.

Ann Clin Nutr Metab 2023;15:15-21 https://doi.org/10.15747/ACNM.2023.15.1.15

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