highly significantp < 0.001
At 9 months, highly significant differences were observed ( p < 0.001) with minimum PAR for group I (mean 133.5 ± 22.6) and maximum for group III (mean 165.8 ± 17.6) ( Fig. 2 ).
At 9 months, highly significant differences were observed ( p < 0.001) with minimum PAR for group I (mean 133.5 ± 22.6) and maximum for group III (mean 165.8 ± 17.6) ( Fig. 2 ).