Table 5.

Intragroup comparison of PI and GI using the post-hoc Bonferroni test

	Day 1 versus day 14		Day 1 versus day 21		Day 14 versus day 21
PI	Mean difference	P	Mean difference	P	Mean difference	P
A	0.18	<0.001*	0.31	<0.001*	0.13	0.001*
B	0.14	<0.001*	0.195	<0.001*	0.055	0.036*
C	0.09	<0.001*	0.055	0.013*	-0.035	0.208
	Day 1 versus Day 14		Day 1 versus Day 21		Day 14 versus Day 21
GI	Mean difference	P	Mean difference	P	Mean difference	P
A	0.235	<0.001*	0.36	<0.001*	0.125	0.001*
B	0.145	<0.001*	0.27	<0.001*	0.125	0.002*
C	0.08	0.013	0.04	0.05	-0.04	0.217

^*Significant