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Bulletin of the National Research Centre

Table 4 Descriptive statistics and results of Mann–Whitney U test for comparison between pain in the two groups according to Wong–Baker facial pain rating scale

From: Biological evaluation of the efficacy of two different anesthetic solutions in pain control during extraction of mandibular second primary molars

Alexadricaine (n = 25)

Mepecaine-L (n = 25)

P value

Effect size (d)

Median (range)

Mean (SD)

Median (Range)

Mean (SD)

4 (0–10)

3.92 (2.86)

8 (2–10)

6.96 (2.65)

0.001*

1.075

  1. *Significant at P ≤ 0.05
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