Original sentence: However, owners of stigmatized breeds are more likely to have involvement in criminal and/or violent acts46—breed correlations may have the owner's behavior as the underlying causal factor.Owners of pit bull-type dogs have a strong breed stigma, however controlled studies have not identified this breed group as disproportionately dangerous
Edited sentence: According to these studies it is the owners themselves of such dogs who are more likely to be involved in dangerous (criminal and/or violent) acts.Pit bull-type dogs have a strong breed stigma, however controlled studies have not identified this breed group as disproportionately dangerous