Table 6. Wilcoxon singed ranks test for the SECURE and COREGA adhesive groups .

SP1 = Satisfaction percentage pre intervention; SP2 = Satisfaction percentage post intervention 

		SECURE				COREGA
		N	Mean Rank	Sum of Ranks	P (Wilcoxon Test)	N	Mean Rank	Sum of Ranks	P (Wilcoxon Test)
SP2 - SP1	Negative Ranks	3	7.33	22.00	0.182	6	6.17	37.00	0.191
	Positive Ranks	9	6.22	56.00		9	9.22	83.00
	Ties	3				0
	Total	15				15