Determination of Spearman Correlation Coefficient to Evaluate the Linear Association of Dermal Collagen and Elastic Fibers in the Perspectives of Skin Injury

Table 2

Comprehensive correlation pattern of dermal collagen and elastic fibers between horizontal and vertical directions at extremities.

	Between; and	Between; and	Between; and	Between; and
Shoulder joint	Moderate positive; ()	-	-	-
Wrist	Strong positive; ()	-	-	-
Ankle	-	-	-	-
Forearm	Strong positive; ()	-	Moderate negative	Moderate positive; ()
Thigh	Strong positive; ()	Moderate negative; ()	-	Low positive; ()

r: Spearman’s correlation coefficient (: collagen in horizontal direction; : collagen in vertical direction; : elastic fibers in horizontal direction; : elastic fibers in vertical direction).