Research Article

Ultrasound-Guided Thoracic Paravertebral Nerve Block on Postoperative Pain, Quality of Life, and Recovery in Patients with Non-Small-Cell Lung Cancer

Figure 2

Postoperative consumption of tramadol hydrochloride in two groups. Patients in the UG-TPVB group received a lower dosage of tramadol hydrochloride compared with patients in the general anesthesia with tracheal intubation group ( vs.  mg, ).