[Retracted] A Stimulator of the Salivary Excretion Based on Physical Vibration of the Parotid Glands

Table 3

The Wilcoxon signed-rank test for basal and 5-minute tests.

Ranges
			Average rank	Sum of ranks
5-minute to basal test	Negative ranges	4^a	9,63	38,50
	Positive ranges	10^b	6,65	66,50
	Ties	1^c
	Total	15

(a) 5-. (b) 5-. (c) 5-.