Comparison of tools for assessing the methodological quality of primary and secondary studies in health technology assessment reports in Germany

Maren Dreier, Birgit Borutta, Jona Stahmeyer, Christian Krauth & Ulla Walter
Health care policy background Findings from scientific studies form the basis for evidence-based health policy decisions. Scientific background Quality assessments to evaluate the credibility of study results are an essential part of health technology assessment reports and systematic reviews. Quality assessment tools (QAT) for assessing the study quality examine to what extent study results are systematically distorted by confounding or bias (internal validity). The tools can be divided into checklists, scales and component ratings. Research...