Comparison of levobupivacaine versus ketamine and levobupivacaine for ultrasound-guided adductor canal block in patients undergoing unilateral total knee replacement: A randomized, double-blinded study.

J Anaesthesiol Clin Pharmacol · 2026 · PMC12803413 · PMID 41542207

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did not reach statistical significanceno p-value reported

However, there was a trend suggesting that light-headedness may be more prevalent in Group LK, although this difference did not reach statistical significance [ Table 4 ].

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