Fig. 2From: Sublingual sufentanil tablet system Zalviso® for postoperative analgesia after knee replacement in fast track surgery: a pilot observational studymNRS for SSTS and cFNB. Movement-evoked pain scores were lower in the SSTS group (p < 0.05). (T1:day 1, T2: day 2, T3: day 3)Back to article page