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Table 3 Pre- and post-operative visual analog score values of the included patients in our study

From: Assessment of the outcome of percutaneous pedicle screws in management of degenerative and traumatic dorsal and lumbar pathologies

Visual analogue score
(VAS)
Mean SD Range
Pre-operative 9.05 1.05 7–10
Post-operative 24 h later 7.3 1.38 5–10
Post-operative 6 months later 2 1.21 0–4