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TTE: Transthoracic esophagectomy; TME: transmediastinal esophagectomy; RF: respiratory function; VC: vital capacity; %VC: VC of predicted; FEV1.0: forced expiratory volume in one second; FEV1.0%: FEV1.0/forced VC. aUnivariate analysis included Chi-squared and Fisher’s exact probability tests. Statistically significant p-values are shown in bold.
