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Table 2 The VAS scores and VNS scores in the three groups

From: Pelvic plexus block to provide better anesthesia in transperineal template-guided prostate biopsy: a randomised controlled trial

Groups Group-1 n = 81 Group-2 n = 83 Group-3 n = 81 P value
Group-1 vs 2 Group-1 vs 3 Group-2 vs 3
VAS-1 3.3 ± 1.6 2.7 ± 1.3 2.1 ± 1.1 0.007 0.000 0.003
VAS-2 0.7 ± 0.4 0.6 ± 0.5 0.5 ± 0.3 0.169 0.071 0.572
VNS-1 2.8 ± 0.9 3.1 ± 0.8 3.3 ± 0.2 0.027 0.000 0.039
VNS-2 3.5 ± 0.6 3.6 ± 0.3 3.7 ± 0.8 0.511 0.071 0.323