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Table 2 Incidence of adverse events

From: Comparison of the analgesic effect of ultrasound-guided paravertebral block and ultrasound-guided retrolaminar block in Uniportal video-assisted Thoracoscopic surgery: a prospective, randomized study

Adverse events Group P Group R P value
Adverse events related to block procedures
 Pneumothorax or hydropneumothorax 1 (3) 0 (0) 1.000
 Nerve injury 0 (0) 0 (0)
 Bleeding complications 0 (0) 0 (0)
 Infection 0 (0) 0 (0)
Other adverse events
 Bradycardia 0 (0) 0 (0)
 Hypotension 0 (0) 0 (0)
 Hypoxemia 0 (0) 0 (0)
 Respiratory depression 0 (0) 0 (0)
 Nausea 1 (3) 8 (27) 0.026
 Vomiting 1 (3) 4 (13) 0.353
 Pruritus 0 (0) 0 (0)
 Dizziness 2 (7) 4 (13) 0.671
 Neurotoxicity 0 (0) 0 (0)
  1. The incidence of adverse effects data are expressed as numbers and percentages. P paravertebral block, R retrolaminar block.