Table 2.

Dye test results before and after intervention in the two groups (n (%))

Time	Test group (n=11)	Control group (n=9)	P
Before intervention			0.660#
Positive	9 (81.82)	8 (88.89)
Negative	2 (18.18)	1 (11.11)
After intervention			0.015#
Positive	1 (11.11)	6 (75.00)
Negative	8 (88.89)	2 (25.00)

^#Fisher’s exact test.