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Table 2 Mean, standard deviation (SD) values, and results of comparison between VAS scores in the two groups as well as the changes within each group

From: Management of pain in oral lichen planus patients: a comparative pilot study

 

Corticosteroids (n = 12)

Laser (n = 12)

P value (between groups)

Mean

SD

Mean

SD

Time

     

 Pre-treatment

6.8a

0.9

7.0a

1.8

0.807

 Post-treatment

0.9b

1.0

3.9b

3.0

0.020*

 Follow-up

0.8b

1.0

1.5b

0.7

0.333

P value (within group)

0.024*

0.043*

 
  1. Different superscripts in the same column are statistically significantly different
  2. *Significant at P ≤ 0.05