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Table 4 adverse effects in both groups

From: Modified technique for thermal radiofrequency ablation of Thoracic dorsal root ganglia under combined fluoroscopy and CT guidance: a randomized clinical trial

Adverse effectsCT-guided group
n = 40
Standard group
n = 38
p value
Minor complications
 Back pain4 (10.0)5 (13.2)0.734
 Soreness7 (17.5)8 (21.1)0.691
 Hematoma1 (2.5)2 (5.3)0.610
Major complications
 Neuritis3 (7.5)8 (21.1)0.086
 Sensory deficits3 (7.5)5 (13.2)0.476
 Anesthesia dolorosa1 (2.5)1 (2.6)1.000
*Per-patient adverse effects6 (15)14 (36.8)0.027
  1. Data are supplied as number and frequencies.