Responsiveness of the Bovine Pain Scale (BPS), Visual Analog Scale (VAS) and rescue analgesia, between the four perioperative time-points, showed as median (first – third quartile) (n = 25).

Responsiveness of the Bovine Pain Scale (BPS), Visual Analog Scale (VAS) and rescue analgesia, between the four perioperative time-points, showed as median (first – third quartile) (n = 25).牛疼痛量表（Bovine Pain Scale, BPS）、视觉模拟评分法（Visual Analog Scale, VAS）及补救镇痛在4个围手术期时间点间的响应性以中位数（第一至第三四分位数）形式呈现，样本量为25。