Primary and secondary endpoints
cough, postoperative pain
The primary endpoint of this study was the sleep quality. Sleep quality was assessed using the Pittsburgh Sleep Quality Index (PSQI) questionnaire (Supplementary Material Secondary endpoints included intraoperative remifentanil consumption, whether there was a cough within 5 min after extubation and the cough scores, postoperative pain scores and the incidence of postoperative nausea and vomiting (PONV).A 10 cm visual analogue scale was used to evaluate postsurgical pain at the surgical site in the 7th and 30th day after surgery [