highly significantp < 0.0001
Studies of lesions of patients with borderline leprosy have revealed strong correlations between TGF-β and NGF, and TGF-β and NGF-R ( r = 0.8722 and r = 0.7257, respectively), with highly significant p -values for the two correlations ( p < 0.0001 and p = 0.0015, respectively) ( 48 , 49 ).