Research Article

Thoracic Paravertebral Nerve Block with Ropivacaine and Adjuvant Dexmedetomidine Produced Longer Analgesia in Patients Undergoing Video-Assisted Thoracoscopic Lobectomy: A Randomized Trial

Figure 4

Intraoperative heart rate values in all groups. The PRD group compared to the G group and PR group except at 40 minutes and 60 minutes ().