highly significantp values <0.005
The differences were considered as ‘not significant’ in cases with p values >0.1, as ‘borderline significant’ (significant*), with p values between 0.1 and 0.05, as ‘significant’ (significant**) with p values between 0.05 and 0.005 and as ‘highly significant’ (significant***) with p values <0.005.