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Table 2 Comparison of the mean value of pain reduction between two groups

From: Effectiveness of intravenous lidocaine versus intravenous morphine for patients with renal colic in the emergency department

  Group I Group II P-value
primary VAS 9.65 ± 0.88 9.74 ± 0.63 0.365
VAS5 3.18 ± 2.27 4.45 ± 2.16 0.0001
VAS10 1.83 ± 1.59 2.89 ± 2.07 0.0001
VAS15 1.37 ± 1.32 2.55 ± 1.52 0.0001
VAS30 1.13 ± 1.15 2.23 ± 1.57 0.0001