"No significant differences were found in the sociodemographic variables, as listed in Table 1" Those include age, marital status, education, and employment st

"No significant differences were found in the sociodemographic variables, as listed in Table 1" Those include age, marital status, education, and employment status. Now if you wanted to criticize the paper you might pick that the study is out of 76 dogs total recruited by snowball sampling, which actually explains the homogenity of the study population. Which makes sense, because there are very few veterinary medicine studies with large samples, because we don't fund vet. med.