Table 2.

Inter-group comparison of PI scores at days 1, 14, and 21 using ANOVA (n=20)

Time	Groups	Minimum	Maximum	Mean	Standard deviation	F-value	P
Day 1	A	0.8	1.8	1.23	0.3	0.75	0.47
	B	0.7	1.8	1.26	0.29
	C	0.8	1.6	1.15	0.24
Day 14	A	0.6	1.6	1.05	0.28	0.35	0.7
	B	0.5	1.5	1.12	0.27
	C	0.7	1.5	1.06	0.22
Day 21	A	0.6	1.4	.92	0.24	2.69	0.07
	B	0.5	1.6	1.06	0.26
	C	0.6	1.5	1.1	0.24