Table 1.

PICO strategy in accordance with the Cochrane Collaboration [21] regarding the research question: Which subject‐independent test factors influence the absolute angular error in active knee angle reproduction tests?

Criteria	Description
Population	Healthy humans; age 18–60 years
Intervention	Proprioceptive assessment via active knee angle reproduction test
Control Conditions	Different active knee angle reproduction test protocols with subject‐independent influencing factors
Outcome	Absolute knee angle reproduction error [°]