Group A patients Control A
  Before NB-UVB After NB-UVB
Soluble p selectin      
Min.-Max 55.11-235.05 25.0-126.53 28.02-75.19
Mean ± SD 114.96 ± 43.55 52.39 ± 26.44 46.38 ± 16.71
Median 101.54 42.16 44.36
p1 <0.001*  
p2 <0.001* 0.730  
p1: p value for Wilcoxon signed ranks test between before and after NB-UVB. p2: p value for Mann Whitney test between control with before and after NB-UVB. *: Statistically significant at p ≤ 0.05.
Table 1: Comparison between the two studied groups according to soluble p selectin before and after NB-UVB and their relations to control A patients.