Evaluation of the Efficacy of Topical Tetracycline in Enhancing the Effect of Narrow Band UVB against Vitiligo: A Double-Blind, Randomized, Placebo-Controlled Clinical Trial

Table 3

Difference in mean pigmentation between medication and placebo sides.

	Mean (depig.-repig.)	𝑁	Std. deviation
Diff. med. side	3.5000	30	6.65444
Diff. placebo side	2.8334	30	5.21106