Related Experiment Video
Updated: Jun 24, 2026

05:40
Dural Stimulation and Periorbital von Frey Testing in Mice As a Preclinical Model of Headache
Published on: July 29, 2021
Abstract
No abstract available in PubMed .
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Several factors...
Several factors...
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Ideally, the people who observe and record the children’s behavior are unaware of who was assigned to the experimental or control group, in order to control for experimenter bias. Experimenter bias refers to the possibility that a researcher’s expectations might skew the results of the study. Remember, conducting an experiment requires a lot of planning, and the people involved in the research project have a vested interest in supporting their hypotheses. If the observers knew which child was...

