Table 3. Comparison of Mucositis in the Two Groups on the 3rd, 7th, 14th, and 21st Days Via the Mann-Whitney U test and Repeated Measures ANOVA.

Days	Cryotherapya,c	Normal Salineb,c	P Valued	F	Pe
3rd	0.31 (0.17)	0.77 (0.43)	0.112	0.51	0.47
7th	1.81 (0.83)	2.54 (0.87)	0.031	4.28	0.04
14th	0.13 (0.08)	0.92 (0.08)	0.004	8.73	0.00
21st	0.00	0.00	NA	NA	NA

Abbreviation: NA, not available.

^a(n = 16).

^cvalues are expressed as mean (SD).

^b(n = 13).

^dP value found by Mann-Whitney U test, SD = standard deviation.

^eP found by repeated measures ANOVA test.