In both groups , PI increased similarly with respect to the baseline in surgically involved teeth , being 0.25 + / -0.41 ( SD ) and 0.15 + / -0.26 , respectively , in A and B , on day 7 , and 0.14 + / -0.23 ( A ) and 0.10 + / -0.22 ( B ) , on day 14 .
